Blade washer

Blade washer is generally made of 45 steel if the thickness is more than 5mm, and 65Mn plate is used for those less than 5mm. The hardness of heat treatment is within hrc45-55 degree, and the thickness tolerance is accurate to within 0.002mm, so as to ensure the service precision and service life of the washer. The inner and outer diameter must be chamfered to prevent bumping during use and ensure the service precision and service life of the gasket