Welcom to Qingdao Donrex Co., Ltd. Offical Website!
Add: Building 18,Liandong U Valley,No.869 Huaguan Road,High-tech Zone,Qingdao,Shandong
Tel: 86 532 85800130
Fax:
Email: sammy@qddonrex.com
Sand Casting Technology Process
Process design→Tooling design→Coremaking→Mould assembling→Melting and pouring→Mould opening→Cutting→Shot blasting→Grinding→Heat treatment→Shot blasting→Inspectation→Machining→Inspectation&Packing
Precision Casting Technology Process
Process design→Tooling design→Wax injection→Pattern Repairing→Tree Assembly→Shell Building→Dewaxing→Melting and Pouring→Cutting→Grinding&Straightening→Heat treatment→Blasting&Pickling→Inspection→Machining→Inspection&Packing
High presssure die casting process
Process design→Tooling design→Mould assembling→Melting and pouring→Mould opening→Cutting→Shot blasting→Grinding→Shot blasting→Inspection→Machining→Inspection&Packing
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