- Qingdao O.B.T Manufacture Co., Ltd.
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precision casting material mullite sand
OBT is a Professional China Manufacturer and Supplier of precision casting material mullite sand, We Provide Custom Wholeslae precision casting material mullite sand factory, Private Label precision casting material mullite sand and precision casting material mullite sand Contract Manufacturing, Contact us now to get the best quotation for precision casting material mullite sand, We will respond in a timely manner, we are not the lowest price of precision casting material mullite sand, but we will provide you with better service.
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mullite sand is generally used in stainless steel precision casting process.
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O.B.T Manufacture - One-shop serviceOBT Mining as the China No.1 biggest manufacturer for mullite sand which has been supplying to Germany Thyssenkrupp,totally capacity 200000tons and OBT casting subsidiary factory specializing in R&D and manufacturing of precision casting equipment, precision metal products processing and precision casting process. Comprehensive company for technical research and supply for the invesment casting sand and machines. ...
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