KADI Furniture Industry Co., Ltd. First Branch [China]

Detailed Product Description

Coil Spring:

1. Diameter : 2.8-4.0mm

2. Length :up to customers requirements.

3. Process : All springs are with heat treatment and anti-rust reatment.

4. Application :used for sofa or chair .

5. Quantity : up to customers request .

6. Advantage : keep Stronger and Elastic.

Pitch :16mm-20mm

Arch Height : 46mm-52mm

Each coil is made from quality high carbon steel wire , providing great surface flexibility , distributing lasting elasticity .

Selecting quality high strength non woven fabric or fantastic AP fabric , maximize the low-friction effect , extend the life of spring coils .

Covering non woven fabric on the bottom and top of the spring layer , prevent other filling mattress from sinking into the coils .