{"title":"Raw Materials - Collection","description":"","products":[{"product_id":"other-liquids-latex-1litre","title":"Latex 500ml","description":"\u003cp\u003eLatex resist 500ml\u003c\/p\u003e\n\u003cp\u003eLatex resist is used to mask off an area you want to keep free from glaze, unlike wax resist it is removed before firing\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"CTM","offers":[{"title":"Default Title","offer_id":42240792658137,"sku":"Latex500","price":10.2,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0606\/3325\/2057\/products\/image_693d55b4-7555-42b1-b1f9-d38d72d9b8cc.jpg?v=1676745719"},{"product_id":"other-liquids-soft-soap-mold-makers-liquid","title":"Soft Soap Mold Makers","description":"\u003cp\u003eSoft Soap Mold Makers\u003c\/p\u003e\n\u003cp\u003eA high quality Mould makers size also known as soft soap used in the production of plaster moulds to prevent sticking of the two plaster faces. Mix half\/half with boiling water. Allow to cool; apply with a brush; wipe off excess with a natural sponge. Apply 3 coats, allowing to dry between each application. Remaining soft soap may be store in an air tight container for use at a later date.\u003cbr\u003e\u003c\/p\u003e","brand":"CTM","offers":[{"title":"500g","offer_id":42266251919577,"sku":"SS500G","price":7.5,"currency_code":"GBP","in_stock":true},{"title":"1Kg","offer_id":42266244153561,"sku":"SS1KG","price":14.0,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0606\/3325\/2057\/files\/IMG-0279.heic?v=1758536576"},{"product_id":"oxides-red-iron-oxide","title":"Red Iron Oxide 500g","description":"\u003cp\u003eRed Iron Oxide 500g\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e2-10%; produces colours from honey to dark brown.\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003eFormula: Fe2O3\u003c\/p\u003e","brand":"CTM","offers":[{"title":"Default Title","offer_id":42240792723673,"sku":"Red Iron Ox","price":4.15,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0606\/3325\/2057\/products\/IronoxideRed.jpg?v=1641595874"},{"product_id":"raw-materials-alumina-hydrate-course","title":"Granular alumina hydrate 500g","description":"\u003cp\u003eAlumina Hydrate Granular\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eGranular alumina hydrate, can be used as a placing sand\u003c\/span\u003e\u003c\/p\u003e","brand":"CTM","offers":[{"title":"500g","offer_id":43162265714905,"sku":"AluminaHy","price":3.96,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0606\/3325\/2057\/files\/34012022-766x547.jpg?v=1758276635"},{"product_id":"raw-materials-ball-clay-hyplast-71","title":"Ball Clay Hyplast 71 Powdered - 1KG","description":"\u003cp\u003eBall Clay Hyplast 71 - 1kg\u003c\/p\u003e\n\u003cp\u003eBall clays are abundant and very plastic and are used in all types of plastic forming bodies. They are not as white-burning or refractory as kaolins but lower in iron and fluxes than bentonites.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"CTM","offers":[{"title":"Default Title","offer_id":42240793673945,"sku":"Hyplast71","price":2.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0606\/3325\/2057\/products\/Whitepowder_4e6ce626-59ee-44b4-a64b-8d1cc30e5012.jpg?v=1643157495"},{"product_id":"raw-materials-colmanite","title":"Colmanite 1kg","description":"\u003cp\u003eColmanite - 1kg\u003c\/p\u003e\n\u003cp\u003eB2O3 43.9%, CaO 26%, SiO2 4.5%.  \u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003eInsoluble source of boron. A powerful flux which can intensify colouring oxides and increase craze resistance.\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003eSieve course material before use.\u003c\/p\u003e","brand":"CTM","offers":[{"title":"Default Title","offer_id":42240793706713,"sku":"COLRM1KG","price":5.75,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0606\/3325\/2057\/products\/Whitepowder.jpg?v=1641585955"},{"product_id":"raw-materials-hp2-plaster","title":"HP2 Plaster","description":"\u003cp\u003eHP2 Plaster 25KG\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv title=\"Page 1\" class=\"page\"\u003e\n\u003cdiv class=\"section\"\u003e\n\u003cdiv class=\"layoutArea\"\u003e\n\u003cdiv class=\"column\"\u003e\n\u003cp\u003e\u003cspan\u003eHP2 Plaster is a formulated plaster used to produce working moulds for the slip casting of tableware and sanitaryware\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003cbr\u003e\u003c\/p\u003e\n\u003cdiv title=\"Page 1\" class=\"page\"\u003e\n\u003cdiv class=\"section\"\u003e\n\u003cdiv class=\"layoutArea\"\u003e\n\u003cdiv class=\"column\"\u003e\n\u003cp\u003e\u003cspan\u003ePlaster to Water Ratio (by weight) - \u003c\/span\u003e1.61:1\u003c\/p\u003e\n\u003cdiv title=\"Page 1\" class=\"page\"\u003e\n\u003cdiv class=\"section\"\u003e\n\u003cdiv class=\"layoutArea\"\u003e\n\u003cdiv class=\"column\"\u003e\n\u003cp\u003e\u003cspan\u003eWater to plaster ratio ( by weight) - \u003c\/span\u003e62%\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Kettles Pottery Supplies","offers":[{"title":"Default Title","offer_id":42240793739481,"sku":"HP2","price":20.5,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0606\/3325\/2057\/products\/HP2-Plaster.jpg?v=1641592050"},{"product_id":"raw-materials-lead-sesquisilicate","title":"Lead Sesquisilicate 1kg","description":"\u003cp\u003eLead Sesquisilicate  1kg\u003c\/p\u003e\n\u003cp\u003e\u003cmeta charset=\"UTF-8\"\u003e\u003cspan\u003e860-1080oC \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cmeta charset=\"UTF-8\"\u003e\u003cspan\u003eTypically either SiO2 29%, Al2O3 12%, PbO 59% in Europe or in the UK SiO2 34%, Al2O3 \u0026lt;2.0%, PbO 64%  Good clear, general purpose lead frit for developing rich, bright surfaces and good reaction to colours. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eSafer way to introduce lead than lead oxide, particularly suitable for red clays.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eSpecially coated to reduce solubility.\u003c\/span\u003e\u003c\/p\u003e","brand":"CTM","offers":[{"title":"Default Title","offer_id":42240793772249,"sku":"LeadSesqu","price":13.28,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0606\/3325\/2057\/products\/Whitepowder_a4e9cdb7-76ff-4b28-9cfd-c08b65babc7f.jpg?v=1641594373"},{"product_id":"raw-materials-talc","title":"Talc (Magnesium Silicate) 1kg","description":"\u003cp\u003eTalc (Magnesium Silicate) - 1kg\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cmeta charset=\"UTF-8\"\u003e\u003cspan\u003eMgO 32\/33%, SiO2 46%, CaO up to 8%, Al2O3 up to 9% typical  Important source of MgO flux for bodies and glazes. Talc has a less high loss on ignition than dolomite or magnesium carbonate and so produces less glaze bubbles, blisters and pinholes. High temperature magnesia matt glazes often use talc and magnesium carbonate together to form magnesium silicate crystals on cooling to give opacity and a silky surface. Reduces plasticity in bodies and so is more suitable for castware. Used to produce thermal shock resistant \/ flameproof stoneware bodies where it acts as a low expansion flux converting quartz in clays to magnesium silicates. In amounts up to 5% it can improve maturity and melting. Mix into a paste before adding to glaze batches.\u003c\/span\u003e\u003c\/p\u003e","brand":"CTM","offers":[{"title":"Default Title","offer_id":42240793805017,"sku":"Talc","price":2.4,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0606\/3325\/2057\/products\/Whitepowder_b7216a48-f68b-4990-8fd7-f82fec311113.jpg?v=1641593177"},{"product_id":"cobalt-oxide","title":"Cobalt Oxide 100g","description":"\u003cp\u003e\u003cspan data-mce-fragment=\"1\" mce-data-marked=\"1\"\u003eSold in 100g \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan data-mce-fragment=\"1\" mce-data-marked=\"1\"\u003eA powerful colouring pigment\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan data-mce-fragment=\"1\"\u003eProduces a deep blue in a high silica content glaze.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan data-mce-fragment=\"1\"\u003eAlkaline glazes cause a bright blue and glazes high in alumina a lighter blue.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan data-mce-fragment=\"1\"\u003eFormula: Co3O4\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHazard Statements:\u003c\/strong\u003e\u003cbr\u003eH302 Harmful if swallowed.\u003cbr\u003eH317 May cause and allergic skin reaction.\u003cbr\u003eH410 Very toxic to aquatic life with long lasting effects.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePrecautionary Statements:\u003c\/strong\u003e\u003cbr\u003eP273 Avoid release to the environment.\u003cbr\u003eP280 Wear protective gloves.\u003cbr\u003eP501 Dispose of contents \/container to an approved waste disposal plant.\u003c\/p\u003e","brand":"CTM","offers":[{"title":"Default Title","offer_id":42278449905881,"sku":"CBOXIDE100G","price":13.01,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0606\/3325\/2057\/products\/CobatOxide.jpg?v=1641594632"},{"product_id":"tin-oxide-100g","title":"Tin Oxide 100g","description":"An \u003cspan data-mce-fragment=\"1\"\u003eeffective opacifying material can also be used as a flux.\u003c\/span\u003e","brand":"CTM","offers":[{"title":"Default Title","offer_id":42306083717337,"sku":"TINOX100g","price":9.22,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0606\/3325\/2057\/products\/Whitepowdercircle1copy_ba877412-6041-4d9b-af86-8c35b92e5e1c.jpg?v=1644944533"},{"product_id":"cobalt-carbonate","title":"Cobalt Carbonate 100g","description":"\u003cp\u003eSold in 100g increments\u003c\/p\u003e\n\u003cp\u003eCobalt Carbonate.  \u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003eCoCO3.\u003c\/p\u003e\n\u003cp\u003eThe most powerful colouring oxide. This oxide produces a deep blue or blue-black colour in lead and leadless glazes and a vivid blue in alkaline glazes. The presence of magnesium gives a purple colour. A more finely divided compound than Cobalt Oxide, less likely to speck in glazes. 1-3% addition.\u003cbr\u003e\u003c\/p\u003e","brand":"CTM","offers":[{"title":"Default Title","offer_id":42340083269849,"sku":"COBALTCARB100","price":14.15,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0606\/3325\/2057\/files\/2af63dkok1-400W.jpg?v=1759162307"},{"product_id":"copper-carbonate-100g","title":"Copper Carbonate 100g","description":"\u003cp\u003e\u003cspan data-mce-fragment=\"1\"\u003eSold in 100g increments\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan data-mce-fragment=\"1\"\u003eThese strong colouring oxides and compounds give an apple green colour under neutral or oxidising conditions, except in alkaline glazes when a turquoise blue is obtained.Whilst in reducing conditions a copper red colour is produced sometimes known as sang-de-boeuf. The carbonate form gives an evenly textured green glaze due to its fine particle size ( 3 - 7%)\u003c\/span\u003e\u003cbr data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003eNOTE - when added to low solubility glaze, copper causes the solubility of the lead to be greatly increased, making the glaze unsuitable for use on vessels containing food stuff or beverage.\u003c\/span\u003e\u003cbr data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003eCopper Carbonate CuCO3\u003c\/span\u003e\u003cbr data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e3 - 7% addition\u003c\/span\u003e\u003c\/p\u003e","brand":"CTM","offers":[{"title":"Default Title","offer_id":42340096180441,"sku":"COPPERCARB100","price":4.05,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0606\/3325\/2057\/files\/hitpadubod-400W.jpg?v=1759162236"},{"product_id":"nickel-oxide100g","title":"Nickel Oxide100g","description":"\u003cp\u003eNickel Oxide sold in 100g increments\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eWill produce greens, brown and grey glazes. It works best in combination with other oxides to give a subtle grey hue to other colours, such as cobalt or iron oxide.\u003c\/span\u003e\u003c\/p\u003e","brand":"CTM","offers":[{"title":"Default Title","offer_id":42340123050201,"sku":"NICKELOX100","price":5.85,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0606\/3325\/2057\/products\/CobaltOxide.jpg?v=1642630339"},{"product_id":"chromium-oxide-100g","title":"Chromium Oxide 100g","description":"\u003cp\u003e\u003cspan data-mce-fragment=\"1\"\u003eChromium Oxide sold in 100g increments\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan data-mce-fragment=\"1\"\u003eVersatile pigment producing red ,khaki or yellow in the presence of zinc. Incorporation with tin produces pink (chrome tin pink).Normally additions of 1-3% is used. A 1% addition to low firing leaded glazes with a soda content gives a brilliant yellow.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"CTM","offers":[{"title":"Default Title","offer_id":42340134650073,"sku":"CHROMOXI100","price":2.85,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0606\/3325\/2057\/products\/ChromiumOxide.jpg?v=1642630723"},{"product_id":"mangenese-carbonate","title":"Manganese Carbonate  500g","description":"\u003cp\u003e\u003cspan data-mce-fragment=\"1\"\u003eManganese carbonate sold in 500g increments\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eManganese carbonate supplies MnO.\u003c\/p\u003e\n\u003cp\u003eUsed to create metallic, black, brown, or purple\/plum glazes. Decomposes on heating to MnO2 and CO2; must be fired above 1080 C to break down the MnO2 to MnO. A source of manganese in glazes. Occurs naturally as the mineral Rhodochrosite.\u003c\/p\u003e","brand":"CTM","offers":[{"title":"Default Title","offer_id":42340143268057,"sku":"MANGACARB500","price":5.65,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0606\/3325\/2057\/products\/s_15335.5de7d0798e031.jpg?v=1758276689"},{"product_id":"rutile","title":"Rutile 1Kg","description":"\u003cp\u003e\u003cspan data-mce-fragment=\"1\"\u003eSold in 1Kg increments\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan data-mce-fragment=\"1\"\u003eTiO2. Natural titanium ore that gives creams, yellows and oranges when added to glazes. Adding up to 3-8% to coloured glazes gives interesting break up and mottled effects.\u003c\/span\u003e\u003c\/p\u003e","brand":"CTM","offers":[{"title":"Default Title","offer_id":42340163584217,"sku":"RUTILE1","price":12.85,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0606\/3325\/2057\/products\/Rutileceramic.jpg?v=1642631524"},{"product_id":"vanadium-pentoxide","title":"Vanadium Pentoxide 100g","description":"\u003cp\u003e\u003cspan data-mce-fragment=\"1\"\u003eSold in 100g increments\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eUp to 10% addition gives a weak yellow as a stain. Can be used at a higher temperature than antimony oxide, gives an opaque yellow when used in combination with tin oxide\u003c\/span\u003e\u003c\/p\u003e","brand":"CTM","offers":[{"title":"Default Title","offer_id":42340177019097,"sku":"VANADIUM100","price":10.95,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0606\/3325\/2057\/files\/needs-to-be-square-and-background-pure-white-dimensions-2048-x-2048-pixels.png?v=1755946097"},{"product_id":"lithium-carbonate-1","title":"Lithium Carbonate 100g","description":"\u003cp\u003e\u003cspan data-mce-fragment=\"1\"\u003eSold in 100g increments\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eLithium Carbonate is the best source of lithium oxide for glazes. It is slightly soluble. It is unusual to see more than 5% lithium carbonate in glaze. Because of the low expansion of Li2O high lithium glazes tend to shiver\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e","brand":"CTM","offers":[{"title":"Default Title","offer_id":42340188356825,"sku":"LITHIUMCARB100","price":9.35,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0606\/3325\/2057\/products\/Whitepowder_557c7404-38a7-4095-b598-f6c344a628e4.jpg?v=1642631900"},{"product_id":"iron-spangles","title":"Iron Spangles 1Kg","description":"\u003cp\u003e\u003cspan data-mce-fragment=\"1\"\u003eSold in 1Kg increments\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan data-mce-fragment=\"1\"\u003eIron spangles supplies Fe2O3.\u003c\/span\u003e\u003cbr data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003eConcentrated, large-grained source of iron, used to produce\u003c\/span\u003e\u003cbr data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003eiron specks in clays and glazes. Created by hammering hot iron.\u003c\/span\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e","brand":"CTM","offers":[{"title":"Default Title","offer_id":42340192387289,"sku":"IRONSPANG1","price":7.25,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0606\/3325\/2057\/products\/m_15282.60ad23bd4a456.jpg?v=1642632057"},{"product_id":"yellow-iron-oxide","title":"Yellow Iron Oxide 1Kg","description":"\u003cp\u003e\u003cspan data-mce-fragment=\"1\"\u003eSold in 1Kg increments\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003cspan data-mce-fragment=\"1\"\u003eFerric Oxide.3 - 8% produces browns and honey yellows in glazes depending on amount.\u003c\/span\u003e\u003c\/p\u003e","brand":"CTM","offers":[{"title":"Default Title","offer_id":42340197368025,"sku":"YELIRONOXIDE","price":6.7,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0606\/3325\/2057\/products\/yellow-iron-oxide-pigment__68335.1638639027.jpg?v=1642632315"},{"product_id":"ferro-frit-3124-american","title":"Ferro Frit 3124 (American) 1kg","description":"\u003cp data-mce-fragment=\"1\"\u003eFerro Frit 3124 - 1kg\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003eUsed with other frits and raw materials at cone 06 to 01.\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003eRaw materials are weighed, melted together and ground to produce a powdered glass. Frits are storehouses of oxides which are both stable and predictable.\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003eThey are more dependable in chemical composition than many raw materials. Using a frit as part of a glaze gives more consistent results and the batch recipe will be considerably simplified.\u003cbr data-mce-fragment=\"1\"\u003eWe stock the best and most widely used American Ferro Frits.\u003c\/p\u003e","brand":"CTM","offers":[{"title":"Default Title","offer_id":42340347412697,"sku":"RMFRIT3124","price":11.8,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0606\/3325\/2057\/products\/Whitepowdercircle1copy.jpg?v=1642638273"},{"product_id":"soft-borax-frit","title":"Soft Borax Frit","description":"\u003cp data-mce-fragment=\"1\"\u003eSoft Borax Frit - 1kg\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003eUsed with other frits and raw materials at cone 06 to 01.\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003eRaw materials are weighed, melted together and ground to produce a powdered glass. Frits are storehouses of oxides which are both stable and predictable.\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003eThey are more dependable in chemical composition than many raw materials. Using a frit as part of a glaze gives more consistent results and the batch recipe will be considerably simplified.\u003cbr data-mce-fragment=\"1\"\u003eWe stock the best and most widely used American Ferro Frits.\u003c\/p\u003e","brand":"CTM","offers":[{"title":"Default Title","offer_id":42340347904217,"sku":"SOFTBORAXFRIT","price":12.63,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0606\/3325\/2057\/products\/Whitepowdercircle1copy_1d0d56cf-60f6-4545-8660-29a0a7504362.jpg?v=1642638427"},{"product_id":"spodumene","title":"Spodumene 1Kg","description":"\u003cp data-mce-fragment=\"1\"\u003e\u003cspan\u003eSpodumene - 1kg\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e7.6% LiO2\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e26% Al2O3\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e64.5% SiO2\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eA very active flux used in small amounts in glazes. 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Frits are storehouses of oxides which are both stable and predictable.\u003cbr data-mce-fragment=\"1\"\u003e\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003eThey are more dependable in chemical composition than many raw materials. Using a frit as part of a glaze gives more consistent results and the batch recipe will be considerably simplified.\u003cbr data-mce-fragment=\"1\"\u003eWe stock the best and most widely used American Ferro Frits.\u003cbr data-mce-fragment=\"1\"\u003e\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003eFor Safety information on Ferro Frit (American)\u003c\/p\u003e","brand":"CTM","offers":[{"title":"Default Title","offer_id":42340382572761,"sku":"FERROFRIT3195","price":13.25,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0606\/3325\/2057\/products\/Whitepowdercircle1copy_179fd46e-861a-4a8c-bd87-635e0ac93217.jpg?v=1642639316"},{"product_id":"ferro-frit-3110","title":"Ferro Frit 3110 1kg","description":"\u003cp data-mce-fragment=\"1\"\u003eFerro Frit 3110 - 1kg\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003eVery fluid, clear Cone 06 frit.\u003cbr data-mce-fragment=\"1\"\u003eRaw materials are weighed, melted together and ground to produce a powdered glass. 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Using a frit as part of a glaze gives more consistent results and the batch recipe will be considerably simplified.\u003cbr data-mce-fragment=\"1\"\u003eWe stock the best and most widely used American Ferro Frits.\u003cbr data-mce-fragment=\"1\"\u003e\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003eFor Safety information on Ferro Frit (American)\u003c\/p\u003e","brand":"CTM","offers":[{"title":"Default Title","offer_id":42340383981785,"sku":"FRIT3110","price":12.85,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0606\/3325\/2057\/products\/Whitepowdercircle1copy_391bb64e-5a27-499c-a4c6-048f394c6d71.jpg?v=1642639420"},{"product_id":"ferro-frit-3134","title":"Ferro Frit 3134 1kg","description":"\u003cp data-mce-fragment=\"1\"\u003e\u003cspan\u003eFerro Frit 3134 - 1kg\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cspan\u003eFerro frit 3134 is high in calcium which means it will change the shade of browns and Iron oxide colours. 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It is often used in place of colemanite. The primary differences are:\u003c\/p\u003e\n\u003col\u003e\n\u003cli\u003eColemanite contains a higher concentration of B2O3,\u003c\/li\u003e\n\u003cli\u003eG.B. contains Na2O, which may affect the color and surface of some glazes, and\u003c\/li\u003e\n\u003cli\u003ethe Bentonite component of G.B. - up to 18% - significantly affects the properties of the raw glaze. (Some other sources indicate that this is not bentonite, but rather shale. GB glazes do tend to gel in either case.)\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"CTM","offers":[{"title":"Default Title","offer_id":42340401545433,"sku":"GRSTBORAX","price":11.35,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0606\/3325\/2057\/products\/m_15252.5a6ba332a34ef.jpg?v=1642640926"},{"product_id":"soda-ash-1kg","title":"Soda Ash 1Kg","description":"\u003cspan data-mce-fragment=\"1\"\u003eSodium Carbonate. Used in the preparation of casting slips in combination with Sodium Silicate. Also a source of sodium in alkaline glazes.\u003c\/span\u003e","brand":"CTM","offers":[{"title":"Default Title","offer_id":42340411441369,"sku":"SODAASH","price":2.1,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0606\/3325\/2057\/products\/Whitepowderscoop_a3c2d264-ee22-41c0-b008-39a741fde7b7.jpg?v=1642641565"},{"product_id":"granite","title":"Granite 1kg","description":"\u003cspan\u003eDecomposed granite, used as a secondary flux in silica glazes and as an alternative to feldspar due to higher content. Low iron content. Gives good whiteness.\u003c\/span\u003e","brand":"CTM","offers":[{"title":"Default Title","offer_id":42340413178073,"sku":"Granite","price":11.15,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0606\/3325\/2057\/products\/Whitepowderscoop_c6cd366e-a6e4-445e-b3d6-5ed3b79df874.jpg?v=1642642007"},{"product_id":"nepheline-syenite","title":"Nepheline Syenite 1kg","description":"\u003cp data-mce-fragment=\"1\"\u003eA general purpose feldspar - 1kg\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003eFormula: 9.1% K2O 7% Na2O 24.9%AI2O3 60.5% SiO2\u003c\/p\u003e","brand":"CTM","offers":[{"title":"Default Title","offer_id":42365712990425,"sku":"NephSye1KG","price":1.55,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0606\/3325\/2057\/products\/Whitepowder_892fc779-92b3-4b5c-b2aa-101870c00de5.jpg?v=1643156724"},{"product_id":"whiting","title":"Whiting (Calcium Carbonate) 1KG","description":"\u003cp\u003eWhiting, also known as Calcium Carbonate, Chalk and Limestone is a main source of calcium in glazes and also a flux at high temperature. Contributes hardness and durability and in large quantities produces a matt effect. It can enhance the finish of salt glazeware by developing a thicker glaze.\u003c\/p\u003e\n\u003cp\u003eFormula: CaCO3.\u003c\/p\u003e","brand":"CTM","offers":[{"title":"Default Title","offer_id":42365713350873,"sku":"Whiting","price":1.85,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0606\/3325\/2057\/products\/Whitepowder_eb1c731e-1b9c-472d-adab-67e25bca16c3.jpg?v=1643156772"},{"product_id":"china-clay-1kg","title":"China Clay 1KG","description":"\u003cp\u003eGeneral purpose kaolin - 1kg\u003c\/p\u003e\n\u003cp\u003eFormula: AI2O3. 2SiO2.2H2O\u003c\/p\u003e","brand":"CTM","offers":[{"title":"Default Title","offer_id":42365734551769,"sku":"CHINACLAY1kg","price":1.85,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0606\/3325\/2057\/products\/Whitepowder_55e3d356-e646-4d60-b198-58ed34e76621.jpg?v=1643157190"},{"product_id":"grog-medium-1kg","title":"Grog Medium 1KG","description":"\u003cp\u003eGrog - 1kg\u003c\/p\u003e\n\u003cp\u003eMedium graded grog to be used as a refractory and in clay bodies.\u003c\/p\u003e","brand":"CTM","offers":[{"title":"Default Title","offer_id":42426136264921,"sku":"GrogMed1KG","price":4.25,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0606\/3325\/2057\/files\/Screenshot2025-09-19at11.14.18.png?v=1758277266"},{"product_id":"barium-carbonate","title":"Barium Carbonate 1kg","description":"\u003cp\u003eBarium Carbonate (BaCO3) 1kg\u003c\/p\u003e\n\u003cp\u003eA high temperature flux, which can also be added in small quantities (0.2-0.8%) to slips and low fire bodies to reduce solubility of salts and prevent 'scumming'. \u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eBarium carbonate is also popular for the production of crystal matte glazes, BaO readily forms crystalline phases during cooling. \u003c\/span\u003e\u003cspan\u003eBarium carbonate can act to initiate crystal development in other glazes, some \u003c\/span\u003e\u003cspan\u003emetallics can benefit by the addition of barium carbonate.\u003c\/span\u003e\u003cbr\u003e\u003c\/p\u003e","brand":"CTM","offers":[{"title":"Default Title","offer_id":42458900496601,"sku":"","price":5.6,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0606\/3325\/2057\/products\/Whitepowdercircle1copy_67ae1ee2-42af-4f45-af8b-3b409eea1e75.jpg?v=1644850483"},{"product_id":"dolomite","title":"Dolomite 1kg","description":"\u003cp\u003eDolomite (31.4% CaO3, 20.8% MgO3) 1kg\u003c\/p\u003e\n\u003cp\u003eUsed as a secondary flux in glazes, supplying both magnesia and calcia. Dolomite Matte glazes are known for their pleasant 'silky' surfaces.\u003cbr\u003e\u003c\/p\u003e","brand":"CTM","offers":[{"title":"Default Title","offer_id":42459108311257,"sku":"","price":1.3,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0606\/3325\/2057\/products\/Whitepowder_1a99544b-6e5a-47b7-a556-4f31c83fc926.jpg?v=1644853787"},{"product_id":"zirconium-silicate-zircopax","title":"Zirconium Silicate (Zircopax) 1KG","description":"\u003cp\u003eZirconium Silicate (ZrSiO4) 1kg\u003c\/p\u003e\n\u003cp\u003eGlaze opacifier, also known as Zircopax. 4-7% additions produce semi-opaque glazes, whereas 8-10% will produce a fully opaque glaze. Can also be used as a refractory material.\u003c\/p\u003e","brand":"CTM","offers":[{"title":"Default Title","offer_id":42459125907673,"sku":"","price":11.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0606\/3325\/2057\/products\/Whitepowder_f3ff42de-75e3-4194-843a-528d1f4a8e64.jpg?v=1644854323"},{"product_id":"flint","title":"Flint \/ Quartz 1KG","description":"\u003cp\u003eSilica (SiO2) 1kg\u003c\/p\u003e\n\u003cp\u003eUsed as a source of silica in both glazes and clay bodies. It increases firing temperature and reduces plasticity and shrinkage. It may be added in small quantities to prepared bodies to eliminate crazing.\u003c\/p\u003e","brand":"CTM","offers":[{"title":"Default Title","offer_id":42459172503769,"sku":"Flint1KG","price":2.3,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0606\/3325\/2057\/products\/Whitepowdercircle1copy_23852486-4340-4031-880c-7000c684a17b.jpg?v=1644934745"},{"product_id":"petalite","title":"Petalite","description":"\u003cp\u003ePetalite (\u003cspan data-mce-fragment=\"1\"\u003e0.2% K2O, 1.6% Na2O, 4% Li2O, 15.7% AI2O3, 76.1% SiO2) 1kg\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan data-mce-fragment=\"1\"\u003eA secondary flux at both earthenware and stoneware temperatures, Petalite supplies lithium to clay bodies and glazes. It has a highly alkaline response to additions of copper and manganese. Can be added to clay bodies to increase thermal shock resistance and reduce risk of dunting.\u003c\/span\u003e\u003c\/p\u003e","brand":"CTM","offers":[{"title":"Default Title","offer_id":42459214381273,"sku":"","price":5.6,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0606\/3325\/2057\/products\/Whitepowder_07ba5dfa-1257-4641-a974-3998a93ce681.jpg?v=1644856392"},{"product_id":"titanium-dioxide","title":"Titanium Dioxide 100g","description":"\u003cp\u003eTitanium Dioxide (TiO2) 100g\u003c\/p\u003e\n\u003cp\u003eOpacifier, can be used to produce creamy matte or semi matte glaze in additions of up to 10%.\u003c\/p\u003e","brand":"CTM","offers":[{"title":"Default Title","offer_id":42459229028569,"sku":"","price":2.04,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0606\/3325\/2057\/products\/Whitepowdercircle1copy_732e1bb3-f830-4469-9546-a7ad0bfa5c11.jpg?v=1644857190"},{"product_id":"wollastonite","title":"Wollastonite 1Kg","description":"\u003cp\u003eWollastonite (\u003cspan data-mce-fragment=\"1\"\u003e47% CaO, 50% SiO2) 1kg\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan data-mce-fragment=\"1\"\u003eMainly used as a source of calcium for secondary flux in higher firing glazes.\u003c\/span\u003e\u003c\/p\u003e","brand":"CTM","offers":[{"title":"Default Title","offer_id":42461236887769,"sku":"Wolla1kg","price":3.6,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0606\/3325\/2057\/products\/Whitepowdercircle1copy_8d372517-7a16-4d1e-9ca2-40291e2923a5.jpg?v=1644921995"},{"product_id":"fff-feldspar","title":"FFF Feldspar 1kg","description":"\u003cp\u003eFFF Feldspar (\u003cspan data-mce-fragment=\"1\"\u003e7.5% K2O, 3.2% Na2O, 18.5% AI2O, 67.5% SiO2) 1kg\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan data-mce-fragment=\"1\"\u003eFFF Feldspar is a primary body flux that supplies potassium and sodium with a wide vitrification range.\u003c\/span\u003e\u003c\/p\u003e","brand":"CTM","offers":[{"title":"Default Title","offer_id":42461271720153,"sku":"","price":2.1,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0606\/3325\/2057\/products\/Whitepowdercircle1copy_aa98431c-2823-45a0-b095-a86ad0e51f13.jpg?v=1644922666"},{"product_id":"potclays-stone","title":"Cornish Stone 1kg","description":"\u003cp\u003e\u003cspan\u003eA high firing mineral flux commonly in both clay bodies and glazes. 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