Precision Machining Process Capabilities
| Process | Type | Size Range | Accuracy |
|---|---|---|---|
| Turning | Horizontal CNC lathes | Φ400×1200mm | 0.005mm |
| Turning | Vertical CNC lathes | Φ550×500mm | 0.005mm |
| Multi-tasking Turning & Milling | CNC | Φ220×780mm | 0.002mm |
| Milling | 4-axis CNC | 1200×600×635mm | ID:0.002mm OD:0.005mm |
| Milling | 5-axis CNC | 735×650×560mm | ID:0.002mm OD:0.005mm |
| Gear shaping | CNC | Φ320 M=6 | Grade 5 （ANSI B92.1） |
| Grinding | Plane | 500×300×300mm | Flatness：0.001mm |
| Grinding | OD | Φ100×400mm | Roundness：0.0004mm Roughness：Ra≤0.1μm |
| Lapping | ID | Φ80×300mm | Roundness：0.001mm Roughness：Ra≤0.2μm |
| Lapping | Plane | 300×300mm | Flatness：0.0005mm |
Special Machining Processes
High Complexity Machining
5-axis equipment is capable of machining size range up to 735×650×560mm; linear tolerance 0.005mm; roundness 0.002mm; straightness 0.002mm; general surface finish Ra0.8μm, well suited for parts with highly complex and precision external profile and inner cavities.
Hard Turning
Our hard turning process can machine parts with hardness over 58 HRC after heat treatment, maximum turning diameter of 550mm, turning length up to 500mm, dimensional tolerance 0.003mm, and roughness Ra0.2μm.
High Precision O.D. Cylindrical Grinding
The precision grinding is suitable for pistons and shafts with diameter within 100mm, length within 400mm, diameter tolerance of 0.001mm, cylindricity up to 0.0005mm, available for both through-feed and infeed process.
High Precision Lapping Process
Precision lapping process is suitable for steel and aluminum surface with hard anodizing, ID lapping within 80mm, circular degree 1 μm, roughness Ra ≤ 0.2 μm, and plane lapping range up to 300×300mm, flatness 0.5μm.
Raw Materials for Precision Machining Parts
Bar, plate, billet, and other profiles
Stainless Steel
Austenitic stainless steel: 303, 304(L), 316(L), 347 and more
Martensitic Stainless steel: 410, 420,416 and more
Precipitation-hardening stainless steel: 17-4PH, 15-5PH, PH13-8Mo, BS S143, and more
Bearing Steel
52100 , 440C and more
Tool and low-alloy Steel
M50, 135M, and more
Super alloy and titanium alloy
Inco625, Inco718, Ti6Al4V, and more
Aluminum Alloy
2024-T351, 6061-T6/T651/T6511，7075-T73/T7351, 7050-T7451/74511，and more
Copper Alloy
C36000, TOUGHMET3，and more