The annealed copper conical washers serve as seals in fittings used in refrigeration and other applications.
Made of copper and annealed after shearing to increase ductility, they guarantee a reliable hermetic seal and a secure, long-lasting closure.
Technical Information
Copper Cu 99,9% as per EN 1652
The flare gaskets are annealed to increase the sealing effectiveness .
Hardness after annealing: HV5 30÷55
Hardness is validated at the end of annealing for all our production batches.
Fitting size:
1/4” 3/8” 1/2” 5/8” 3/4” 7/8”
See technical drawings below.
Conic copper washer: 74152900 00
The entire production process is carried out at our manufacturing facility, from blanking to packaging, including annealing in a controlled atmosphere.
We can provide a declaration of Italian origin.
Below is a list of annealed copper conical washers that we already manufacture. If the seal copper gasket you are looking for is not on the list, please send us your specifications for a feasibility evaluation that will be followed by a technical/economic offer.