The 4TECH company offers high carbon steel wires for the production of bonnell and ZIG-ZAG upholstery springs. These are springs commonly used in mattresses and upholstered furniture.
Parameters of high carbon steel wires for the production of upholstery springs:
| Type of wire | Tensile strength [MPa] | Diameters range [mm] | Surface | Packaging (depends on wire diam.) |
| Wire for bonell springs | 1570 – 1770 | 1,00 – 2,80 | phosphated* or galvanized | coils 150 – 300 kg, Z2/Z3 coils |
| Wire for ZIG-ZAG springs | 1650 – 1860 | 3,00 – 3,80 | phosphated* or galvanized | coils 150 – 300 kg, Z2/Z3 coils |
* phosphating provides good corrosion protection and reduces the coefficient of friction
More information – GSM (WhatsApp): +48 698 758 501 / e-mail: sales@4-tech.com.pl
