{"product_id":"aluminum-mould-frame-for-rubber-casting-single-cavity-vulcanizer-15mm-thickness-4-1-8-x-3-1-2-size","title":"Aluminum Mould Frame for Rubber Casting, Single Cavity Vulcanizer, 15mm Thickness, 4-1\/8\" x 3-1\/2\" Size","description":"\u003cp\u003eFor jewellers and casters creating rubber moulds for lost-wax casting, this aluminium frame provides a standard-sized cavity for your vulcanizer press. Its solid construction ensures consistent results when producing your own wax injection moulds, helping you achieve a reliable cure every time.\u003c\/p\u003e\n\u003ch3\u003eKey features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eStandard 4-1\/8\" × 3-1\/2\" external dimensions fit most jewellery vulcanizer presses.\u003c\/li\u003e\n\u003cli\u003eA 15mm frame thickness accommodates standard blocks of casting rubber.\u003c\/li\u003e\n\u003cli\u003eMachined from a solid block of aluminium for even heat distribution during curing.\u003c\/li\u003e\n\u003cli\u003eSingle rectangular cavity with rounded corners to help prevent tearing of the rubber mould.\u003c\/li\u003e\n\u003cli\u003eFlat, parallel faces ensure uniform pressure from the vulcanizer plates.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWho it's for\u003c\/h3\u003e\n\u003cp\u003eA workshop staple for UK bench jewellers, casting houses, and jewellery design students who produce their own moulds for production runs. It is also suitable for model makers and hobbyists using vulcanizing systems for prototyping parts.\u003c\/p\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Aluminium\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eExternal Dimensions:\u003c\/strong\u003e 4-1\/8\" x 3-1\/2\"\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFrame Thickness:\u003c\/strong\u003e 15mm\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"ts-trust\"\u003e\u003cstrong\u003eFree UK delivery\u003c\/strong\u003e · \u003cstrong\u003eSame-day dispatch\u003c\/strong\u003e before 2pm · \u003cstrong\u003e30-day returns\u003c\/strong\u003e\u003c\/p\u003e\n\u003cspan data-toolsmith-sku-index style=\"position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden\" aria-hidden=\"true\"\u003eSKU: 0U-NVJF-MJE9\u003c\/span\u003e\n\n\u003c!-- TS:RELATED-GUIDES v1 --\u003e\n\u003cdiv class=\"ts-related-guides\" style=\"margin-top:2em;padding:1em;border-top:1px solid #e0d4c0;\"\u003e\n\u003ch3 style=\"margin:0 0 .5em 0;font-size:1.1em;\"\u003eRelated buying guides\u003c\/h3\u003e\n\u003cul style=\"margin:0;padding-left:1.2em;\"\u003e\n  \u003cli\u003e\u003ca href=\"\/blogs\/news\/setting-up-a-jewellery-bench-uk-essentials\"\u003eSetting Up a Jewellery Bench: 12 Essentials UK Bench Jewellers Actually Use\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/blogs\/news\/jewellers-saw-frames-and-blades-uk-guide\"\u003eJeweller's Saw Frames and Blades: Pick the Right Combo\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/blogs\/news\/uk-hallmarking-guide-jewellery-makers-2026\"\u003eUK Hallmarking Guide for Jewellery Makers (2026)\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/collections\/jewellery-making-tools\"\u003eBrowse all Jewellery Making Tools\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Toolsmith Ltd","offers":[{"title":"Default Title","offer_id":53138223989079,"sku":"0U-NVJF-MJE9","price":21.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1005\/1623\/3559\/files\/toolsmith-rebg-aluminum-mould-frame-for-rubber-casting-single-cavity-vulcan-1777628249.jpg?v=1777628260","url":"https:\/\/www.toolsmithltd.co.uk\/products\/aluminum-mould-frame-for-rubber-casting-single-cavity-vulcanizer-15mm-thickness-4-1-8-x-3-1-2-size","provider":"Toolsmith Ltd","version":"1.0","type":"link"}