{"product_id":"3-1-2-90-mm-rubber-sprue-base-tree-c-style","title":"Rubber Round-Button (C-Style) Sprue Base, 3-1\/2\" Diameter","description":"\u003cdiv\u003e\n\u003ch1\u003eRubber Round-Button (C-Style) Sprue Base ƒ?? 3-1\/2\" Diameter\u003c\/h1\u003e\n\u003cp\u003eThe \u003cb\u003eRubber Round-Button (C-Style) Sprue Base\u003c\/b\u003e, with a 3-1\/2 inch diameter, delivers a leak-proof foundation for your investment casting. This reliable base fits \u003cb\u003eboth regular and perforated flasks\u003c\/b\u003e, ensuring a clean pour and minimal seepage. Its sturdy yet flexible design provides solid support for the sprue rod as you pour the investment, helping you maintain alignment and reduce spills.\u003c\/p\u003e \u003cp\u003eEngineered for multiple casting methods, this base excels in \u003cb\u003ecentrifugal casting\u003c\/b\u003e and \u003cb\u003evacuum lost wax casting\u003c\/b\u003e. Constructed from tough, flexible rubber, it endures heat and handling while protecting the integrity of your investment. The material balance offers just enough give to absorb stress without compromising stability, making it a trusted tool in busy metalworking environments.\u003c\/p\u003e \u003cul\u003e \u003cli\u003eLeak-proof design for reliable pours\u003c\/li\u003e \u003cli\u003e3-1\/2\" diameter fits regular and perforated flasks\u003c\/li\u003e \u003cli\u003eHolds the sprue rod securely during investment pouring\u003c\/li\u003e \u003cli\u003eSuitable for centrifugal casting and vacuum lost wax casting\u003c\/li\u003e \u003cli\u003eTough, flexible rubber construction for long-lasting use\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eUpgrade your casting setup with this essential sprue base and enjoy smoother pours and steadier results. \u003cb\u003eOrder now\u003c\/b\u003e to enhance your investment casting workflow.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"1","offers":[{"title":"Default Title","offer_id":48588406980840,"sku":"CAST-0007","price":3.69,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0782\/9395\/8888\/files\/cast-0007_3.jpg?v=1779822798","url":"https:\/\/miamijewelrysupply.com\/products\/3-1-2-90-mm-rubber-sprue-base-tree-c-style","provider":"Miami Jewelry Supply","version":"1.0","type":"link"}