| EXTENSION SPRINGS SPECIFICATIONS | Extension springs lengthen when a load is applied and are used to keep a system in equilibrium or subjected to a force. |
| Wire diameter | → 0.20 mm à 14 mm |
| Manufacturing capacity | → From one-off parts to long runs |
| Sections | → Round→ Square |
| Secondary operations | → Single ring coils→ Double ring coilsCoils with shaped hooks |
| Examples of traction | → Open loop extension spring→ German loop extension spring→ Closed loop extension spring→ Stainless steel extension spring→ Large loop extension spring→ Galvanized extension spring→ English loop extension spring |
| MaterialsNormes des matières travaillées | → Inconel→ Mild steel→ Stainless steel → Brass→ Spring steel→ Shape memory alloys→ Copper→ Titanium |
| Finishes Specific according to request | → Passivated→ Burnished→ Chrome-plated→ White zinc coated→ Cataphoresis→ Zinc dichromate plated→ Epoxy paint |
| Production equipment | → Numerically-controlled spring-coiling machines → Automatic spring-coiling machines → Automatic looping machines → Heat treatment air and atmosphere-controlled furnaces |
