1) Various manhole cover made by GX Foundry strictly conform to standard and free from sand holes, blowholes,distortion or any other defects 2)Processes: a) Automatic machine lines b) Moulding boards c) Green sand with hand moulding
Manhole Cover Cast iron manhole cover We can produce all kind of manhole cover with customers’ drawing or sample. OEM ans ODM are welcomed.
Sand casting: Materials: cast iron, ductile iron: QT500-7, QT400, QT450, gray iron casting Casting tolerance: CT9-CT12 Standards: GB, ASTM, SAE, ISO, EN, DIN, JIS, BS Piece weight: Al 50 g – 100 kg Cast iron: 0, 5 – 2000 kg Heat treating: Annealing, discharge, carbonization, tempering, normalization and surface tempering Surface finishing: Grinding, polishing, painting and various coatings
How to order: 1.Sample or Drawing by customer 2.Tooling proposal&Discussion 3.3D Tooling Design 4.Tooling production 5.Rough parts manufacturer 6.CNC Machining 7.Fitting&Finish 8.Tooling Measurement&Check 9.Assembly 10.Trial Production 11.Correction 12.Final Trial 13.Samples Inspection 14.Sample Approval by customer 15.Tooling Approval 16.Ductile iron sand casting