{"product_id":"clear-polyester-casting-resin-s40-gallon-kit","title":"Clear Polyester Casting Resin S40 Gallon Kit","description":"\u003cp\u003eA polyester resin promoted for ambient temperature cure with MEK peroxide. It is used to produce medium to large size castings with exceptional clarity. SIL95BA-41 was designed to reduce cracks in larger castings with a long cure time, low peak exotherm, and minimal shrinkage.\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003cspan aria-level=\"2\" role=\"heading\"\u003eThe ratio for mixing polyester resin with a hardener, such as MEKP (methyl ethyl ketone peroxide), is typically \u003cmark class=\"QVRyCf\"\u003ebetween 1% and 2.5% hardener to resin by weight\u003c\/mark\u003e:\u003c\/span\u003e\u003cspan class=\"UV3uM\"\u003e For Working times of between 7-15 min\u003cbr\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003eSummer\u003c\/strong\u003e: \u003c\/span\u003e\u003cspan\u003eUse 1% hardener to resin for maximum wetting time\u003cspan class=\"UV3uM\"\u003e \u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003cspan\u003e\u003cstrong\u003eWinter\u003c\/strong\u003e: \u003c\/span\u003e\u003cspan\u003eUse 2% hardener to resin\u003cspan class=\"UV3uM\"\u003e (Please note this ratio is temperature sensitive and should not be used in warm environments)\u003c\/span\u003e\u003c\/span\u003e\u003cbr\u003e\u003c\/p\u003e","brand":"The Compleat Sculptor, Inc","offers":[{"title":"Default Title","offer_id":49512280621371,"sku":"Silmar40","price":99.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0780\/7539\/6411\/files\/Photoroom-20240925_184155.png?v=1727304198","url":"https:\/\/maacaffestore.com\/ms\/products\/clear-polyester-casting-resin-s40-gallon-kit","provider":"The Compleat Sculptor, Inc","version":"1.0","type":"link"}