Leesh holdings is the key leading supplier of investment cast parts to both China market and global market.Through many years development, our casting parts now services in railway, automobile and truck, construction machinery, mining machinery, forklift truck, agricultural machinery, ship, petroleum machinery, construction, pump valve, mechanical and electrical, hardware tools, electric power equipment, etc.
Leesh capability
Method: Investment Casting, Lost Wax Casting, Precision Casting
Process Description
|
Process Control |
| Mass(kgs) |
General Tolerance Standard |
Casting Tolerance(CT) |
Surface Rougness(μm) |
| Silicon Sol |
0.005-50 |
ISO 8062 |
CT4-CT6 |
Ra 3.2～6.3 μm |
| Water Glass |
0.10-100 |
ISO 8062 |
CT6-CT8 |
Ra 6.3～12.5 μm |
Material: Stainless Steel (General SUS304, SUS316, 1.4301), etc.，Stainless Iron (General 201, 420, 430), etc.，High/Middle/Low Carbon Steel (A3, Q235, 45), etc.，Alloy Steel (General 20cr, 20crmo, 20crnimo, 40cr, 40crmo, 40crnimo, 42cr, 42crmo, 42crnimo) etc.，Brass (H59, H62, H75, H80), etc.,
Red Copper, Bronze, White Copper and other materials.
The above list Is For Reference Only, If You Have Special Needs, Please Contact Customer Service Staff.
Post Casting Process: Ordinary Polishing, Mirror Polishing, Electrolytic Polishing, Brushed Finishing, Grinding, Heat Treatment, Finishing, Drilling and Tapping,Plating, etc
Surface Treatment: polishing, powder coating, zinc plating, chrome plating,heat treatment,tumbling polishing, electro-polishing.
