Castchem is an USA-Sino joint venture chemical company. From unknown to well-know, with experience over 20 years in white side of lost foam casting process, Castchem has been accepted by customers all over the world. Our headquarters Castchem Hangzhou is specialized in producing the lost foam casting pattern raw material expandable STMMA co-polymer(American patent US 6770 681 B2) which is copolymerized from styrene and MMA and developed to solve problems in lost foam casting such as carbon defect in steel and ductile iron, fold defect in aluminum alloy castings.We share 100% market of pattern raw material co-polymer for lost foam in China and 70% market in USA. In lost foam casting(or evaporative-pattern casting, gasifiable patterns castings, LFC process, currently there are four different raw material used to foam patterns, including EPS, EPMMA, copolymer and polymer mixtures.Copolymer has been finally proved the best chemical for LFC process. The co-polymer can be used for Full Mold Casting too.Our new base Castchem Quzhou is producing Methyl Hydrogen Silicone Fluid 202(polymethylhydrosiloxane, PMHS, CAS 63148-57-2) from year 2014, could be used as waterproof agent in fabric, glass, ceramics, paper, leather, metal, cement, marble and other materials.Also could be used as cross-linked agent in silicone gel, raw materials in modified silicone oil, anti yellow agent of silicone rubber, anti-sticking agent for paper etc.WhatsApp: +86 15068719527, My Skype: kiscity

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  • Inorganic bases and compounds
  • lost foam casting
  • methyl hydrogen silicone fluid
  • methyl hydrogen silicone oil
  • expandable copolymer StMMA for LFC process

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  • 201 - 500
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