XSL-Grade A high hardness and high wearing resistance bimetallic screw
XSL-Grade A strong wearing and corrosion resistance and high hardness bimetallic screw specialized for halogen free plastic
XSL- Grade B superhard bimetallic screw for Bakelite
XSL-Grade B strong corrosion resistance bimetallic screw
XSL-Grade B strong wearing resistance screw for LCP
Processing range:inner diameterφ12mm – φ280mm,,the effective length reach 8000mm
Grade-A superhard and high wearing resistance bimetallic screw: the base material is imported Sweden Km22 steel and superhard high speed steel, which is high wearing resistance, high toughness and high corrosion resistance, hardness could reach HRC59-64, allying for processing nylon plus 50% ~ 60% glass fiber, bakelite, magnetic powder, ceramic powder, magnesium powder, iron powder, copper powder, alu…