The special form of collapsible washers means that they can be screwed onto a screw thread (e.g. screw plugs). The gasket does not fall down during assembly and retains a certain resilience due to its multiple layers.

Processing
Punching, drawing, stamping, flanging, trimming, soft-annealing, hardening and annealing

DIN Standards
7603, 2690, 2691, 2697, EN837-2, etc.

Materials
Copper, Aluminium, AIMg3, AIMgSi1, Steel, Armco, Spring Steel (Ck67, Ck75, 51CrV4, etc), 15 Mo3 (16Mo3), 13CrMo44, Stainless Steel (1.4301, 1.4571, 1.4541, 1.4310, 1.4016, 1.4401, 1.4539, 1.4828, 1.4876), Brass, Nickel, Monel, Hastelloy, Inconel, Silver, Bronze, Lead, Zinc

Surfaces
Tin, Zinc, Copper, Nickel, Brass, Gold, Silver, Chrome, Dacromet, Eloxal, bronzed, phosphated, waxed (Torque’n Tension, Gleitmo)

Dimensions
Up to max. 1,200 mm