coil spring
high tensile materials
on stock
service life be up to 0.3-1million times depending on the compressing amouting
coil spring
high tensile materials
stricktly size tolerance
long fatigue life
produced by
Dalian Guoyu Precision Machinery Co., Ltd.
Products |
precision mould parts, standard and customized punches, guide pins, guide bushings, ejector pins, ejector sleeves, die inserts,carbide pins, die casting part and components,locking blocks |
Applied in |
automobile die, precision plastic mould, punch die, air conditioning fin die, semi-conduct encapsulation mould, etc |
Processing materials
| Copper, high speed steel, carbon steel, alloy etc. |
Processing Standards
|
DEM, HASCO, MISUMI, PUNCH, SANKYO, DAYTON |
Processed and Testing Equipments | Center-less grinder, surface grinder, internal grinder, cylindrical grinder, Inner-aperture grinder, CNC grinding machine, CNC milling machine, polishing machine, engine lathe, Quadratic element, Projector (imported from Japan) |
Specialized in |
Processing precision parts according to customer’s drawing. |
Contact by following information | 1. Plus or Minus tolerances. 2. Type of material and hardness needed. 3. Part application. 4. Target price if you have one. |