{"product_id":"castaldo-quick-sil-soft-flexible-rtv-silicone-mold-rubber-1kg","title":"Castaldo Quick-Sil Soft \u0026 Flexible Two Part RTV Silicone Putty Mold Rubber-1 Kg (2.2 Lbs.) Kit","description":"\u003cp\u003eCastaldo Quick-Sil Soft \u0026amp; Flexible is a two-part room temperature vulcanizing (RTV) silicone putty that produces tough, strong, long-lasting production jewelry molds for lost wax casting with \u003cstrong\u003e0% shrinkage\u003c\/strong\u003e. This is the newer, softer version of Castaldo's popular Quick-Sil RTV Mold Rubber — softer in relation to the original formula, which is now designated as Firm \u0026amp; Flexible (see part number 122.613).\u003c\/p\u003e\u003cp\u003eSafe, non-hazardous, and non-toxic, Castaldo Quick-Sil Soft \u0026amp; Flexible produces no unpleasant fumes or odors during use. Mixing is straightforward: combine equal parts of Part A and Part B by hand. No precise measuring or vacuum degassing is required to achieve optimum results. No vulcanizing is needed, though best results are obtained when the material is clamped under pressure — such as in a vise or an unheated mold press. Detailed instructions are included with every kit.\u003c\/p\u003e\u003cp\u003eWhile designed primarily for lost wax casting molds, Castaldo Quick-Sil Soft \u0026amp; Flexible can also be used for \u003cstrong\u003edirect casting of low-temperature metals\u003c\/strong\u003e such as lead, tin, and pewter.\u003c\/p\u003e\u003cp\u003e\u003cem\u003eIntended for professional use only by persons familiar with jewelry casting techniques.\u003c\/em\u003e\u003c\/p\u003e\u003ch3\u003eFeatures\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eTwo-part RTV silicone putty — no heat or vulcanizing required\u003c\/li\u003e\n\u003cli\u003e0% shrinkage for accurate, repeatable production molds\u003c\/li\u003e\n\u003cli\u003eSofter, more flexible formula compared to the original Quick-Sil (Firm \u0026amp; Flexible)\u003c\/li\u003e\n\u003cli\u003eMix equal parts by hand — no precise measurement or vacuum degassing needed\u003c\/li\u003e\n\u003cli\u003eSafe, non-hazardous, and non-toxic with no fumes or odors\u003c\/li\u003e\n\u003cli\u003eSuitable for lost wax casting molds and direct casting of low-temperature metals\u003c\/li\u003e\n\u003cli\u003eBest results achieved when clamped under pressure during cure\u003c\/li\u003e\n\u003cli\u003eIncludes detailed instructions for use\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003eType\u003c\/th\u003e\n\u003ctd\u003eTwo-Part RTV Silicone Molding Putty\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eFormula\u003c\/th\u003e\n\u003ctd\u003eSoft \u0026amp; Flexible (newer version)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMixing Ratio\u003c\/th\u003e\n\u003ctd\u003eEqual parts Part A and Part B\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eWork Time\u003c\/th\u003e\n\u003ctd\u003e1–2 minutes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eCure Time\u003c\/th\u003e\n\u003ctd\u003eApproximately 15 minutes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eShrinkage\u003c\/th\u003e\n\u003ctd\u003e0%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eKit Weight\u003c\/th\u003e\n\u003ctd\u003e1 kg (2.2 lbs.)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eHazard Status\u003c\/th\u003e\n\u003ctd\u003eNon-hazardous, non-toxic\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eUse Level\u003c\/th\u003e\n\u003ctd\u003eProfessional use only\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch3\u003eWhat's Included\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e1 kg (2.2 lb.) kit of Castaldo Quick-Sil Soft \u0026amp; Flexible RTV Silicone (Part A and Part B)\u003c\/li\u003e\n\u003cli\u003eDetailed instructions for use\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Castaldo","offers":[{"title":"Default Title","offer_id":43584077725910,"sku":"122.6135SOFT","price":139.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0609\/9832\/0342\/files\/castaldo-quick-sil-soft-and-flexible-two-part-rtv-silicone-putty-mold-rubber-1-kg-2-2-lbs-kit-otto-frei.jpg?v=1719956414","url":"https:\/\/www.ottofrei.com\/products\/castaldo-quick-sil-soft-flexible-rtv-silicone-mold-rubber-1kg","provider":"Otto Frei","version":"1.0","type":"link"}