Our factory is a manufacturer of various light industrial blades designated by the Ministry of Machinery and Electronics Industry. One of them is a split-circular knife that requires half-separation and assembly in use (see Figure 1). The blade material is T8~T1), and the hardness after heat treatment is HRC58-62, which requires the axial runout of the cutting edge end face to the reference hole axis.
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WENZHOU JINGWEI SEAL TECHNOLOGY CO., LTD , https://www.ringjoint-gasket.com