Constant force spring

Constant force spring up to 0,03 mm

CATALOG CONSTANT FORCE SPRINGS WITH DRUM

CONSTANT FORCE SPRING have practically A constant index throughout the length of their work. For this reason they are predestined to use them as counterweight or in situations of constant push with long race. They are often used with a Drum in its inner diameter.

Terminales: according to drawing.

Materials:
EN 10270-1 patented drawn spring steel wire, EN 10270-2 oil hardened and tempered spring steel wire, EN 10270-3 stainless spring steel wire.
steel SiCr (VD) DIN/EN 10270-2
Nivaflex 2.4782, CuBe2 and others.

Surface finishing:
Nickel-plating, tin-plating, zinc-plating, chrome-plating, Delta Tone, Delta Seal, zinc-flake-coating, phosphatisation, molykoting, gliss coating, colouration, varnishing, powder coating, etc.

Tolerances:
DIN 2095 - 2096 - 2098- 2099