|Using 300000 times|
（% of free length）
Light and small load
|Very heavy load||BRD||棕色||∅6-∅60|
The spring is designed as a punching stationery / plastic mold, and can generate powerful power in a small space compared with a circular coil.
Spring has light and small load, light load, medium load, heavy load, extremely heavy load, overweight load specifications, because it is painted with a variety of colors, so easy to choose.
The material is swosc-v equivalent material with high stress, high-speed amplitude and excellent heat resistance, which improves the durability of shot peening process.