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1 Piece Negotiable
Product Description
extruder model PLSS 30/20 2.2. screw diamter; L/D screw diameter 20mm;L/D 30:1 2.3. Screw ratation speed 70r/min 2.4. screw&barrel material 38CrMoALA and processed by high temperature nitriding. Nitriding depth:0.5-0.6 hardness(HV):740-940 Surface roughness≤0.8um 2.5. Gear box Hard tooth surface ...