70#steel
Buffer
Steel
Industrial
Compression
Cold Roll
Coil
Genmax
Bag
bag
China
7320909000
Product Description
In our Spring Facility,we manufacture"Bonnell Spring" for mattress and sofa manufacturers from all over the world.The height of "bonnell spring"can be manfactured from 100mm to 200mm with 4-5-6turns.Head diameter is from φ58mm to φ90mm with steel wire diameter from 1.90mm to 2.45mm.We apply heat treatment on "bonnell spring"in order to prevent sagging.









Height(mm) | Turns | Head Diameter(mm) | Wire Diameter(mm) | Packing Details |
100mm | 4 | 1.9mm-2.2mm 2.1mm-2.45mm | 58-76mm 80-90mm | 20GP:250-300Bags 40HQ:500-650Bags |
110mm | ||||
120mm | ||||
130mm | 5 | |||
140mm | ||||
150mm | ||||
160mm | ||||
170mm | 6 | |||
180mm | ||||
190mm | ||||
200mm |









