Our company, Hebei Guoning Heavy Industry Manufacturing Co., Ltd., is a leading manufacturer of Lost Foam Casting materials and products. Our Lost Foam Casting process utilizes expandable polystyrene foam patterns that are coated with a refractory material and then buried in dry, unbonded sand. When the molten metal is poured into the mold, the foam pattern vaporizes, leaving behind a precise casting with an excellent surface finish, We offer a wide range of Lost Foam Casting materials and products, including expandable polystyrene foam patterns, refractory coatings, and dry unbonded sand. Our products are designed to meet the specific needs of foundries and casting operations, delivering high-quality, cost-effective solutions for producing complex and intricate metal parts
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