JIS B5012 die springs dwf dwl dwm dwh dwb
We (SDMP)are a professional manufacturer make all sizes precision Mould Springs.
Products mainly using in plastic injection mould, metal die-casting moulds,automobile,evelator,punching machines,instruction machinary,fixture, jig and some industrial facility.
Deimension we can make with outer diameter(OD) from 6 mm to 70mm,
Length from 10mm to 500.
Special spring can design in our house and make performance according customers’ requirement.
Worktime / Deflection |
1 Million (%) |
0.5 Million (%) |
0.3 Million (%) |
Max. Description (%) |
Color |
of Free length |
of FL |
of FL |
of FL |
DWF Lightest Load |
40 |
45 |
50 |
approx. 58.0 |
Yellow |
DWL Light Load |
32 |
36 |
40 |
approx. 48.0 |
Blue |
DWM Medium Load |
25.6 |
28.8 |
32 |
approx. 38.0 |
Red |
DWH Heavy Load |
19.2 |
21.6 |
24 |
approx. 28.0 |
Green |
DWB Super Load |
16 |
18 |
20 |
approx. 24.0 |
Brown |
DWR |
The Maximum Free Length 60% range can get 300,000 times of Description Durability. |
Free Length 50% range can get 1 million times of Description Durability. |
2% reduce rate of free Length at the temperature of 200 C(50% range) |