Specifications
Raw material: high carbon spring steel wire and good quality non-woven
Turn: 5-7.5T
Fabric: non-woven fabric
Height: 12cm-20cm
Middle diameter: 50mm-75mm
Produce process: all springs are with heat treatment and anti-rust treatment
Application: used for mattress
Size: various kinds of pocket spring unit, base on customer’s requirement.
Advantage: good elasticity and high tensile, keep durable
Packing: roiled packing or compressed packing
Cover sheet: with or without cover sheet
Border: with or without border