Speed washers or self-locking washers are used for the installation of glasswool and rockwool (mineral wool) or other insulation material in thermal insulation project. Generally, they are used with our CD weld pins, hooks and anchors together.

Material of washers:

• SUS304 stainless steel;
• Low carbon steel;
• Middle carbon steel.

Spec:

• Diameter or length: 20mm - 80mm;
• Thickness: 0.5mm - 2mm;
• Surface: Copper coated or zinc coated;

If we don't stock the size or material that you need, please contact us, we can make it according to your requirement.