spring for mattress ,pocket spring, special design Wire used: 1.8-2.4mm. any size allow All the springs will be heat treat.

The common specification of one single spring are as below: Wire used: 1.8-2.4mm. Internal Dia: 45-55mmExternal Dia: 65-90mm. Border wire: 4.8-5.0mm. Height: 60-230mmTurns: 4-6. Upon the customers offer us the detailed specification information, we can quote and these are various size available. All the springs will be heat treated. We have two kinds of packing ways. Roll packing --without the border wire. Flat packing --with the border wire (with 10-20pieces into one package.

Pocket spring unit