- Qingdao O.B.T Manufacture Co., Ltd.
The guarantee of quality come from standard services.
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Overseas service
Free samples; free shipping
1kg for per size is for free;free shipping.
About raw materials: We can show you on-site the proportion and use of raw materials, how to save raw materials to maximize the precision of castings.
About the equipment: You can install it on site to guide the use of the equipment.
We will assist agents to develop the market, provide the best prices, and achieve a win-win situation.
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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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