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paper circular slitting blade

  • Round paper trimmer blade for corrugated paper trimming

    A whole set of knife of a slotter machine consitsts mostly of slot knife, bottom knife, spacer, and valve knife. Slotter knife is also called "Sector knife" by manufacturers due to its curved shape. The function of slotter knife is obviously slot, slotting folding parts of corrugated cardboard by the teeth which coud be serrated or crescent-shaped. Details: Basic size: Angle of sector x (R-r) x T Material: GCr15, 9SiCr, SKD11, LD, HSS Hardnss: 57-64HRC Teeth type: Serrated or crescent-shaped Roughness of surface: Ra0.2-Ra0.8

  • OEM carton making machine circular blade corrugated paper cutting knife

    The paper cutting knife is generally used for ordinary paper-dividing tools. According to the different specifications of the equipment, the quantity of needed knives are also different accordingly, usually with 3 sets , 4 sets and 6 sets, and each sets with one upper knife and one lower knife. Details: Basic size: 240x165x9.5mm Material: GCr15, 9SiCr, SKD11 Hardnss: 57-64HRC Roughness of surface: Ra0.2-Ra0.8

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