Extruder
Single Screw And Barrel /screw and cylinder Specification: Diameter: Ø15-Ø500 L/D ratio:15-55
Base Materials: | 1)38CrMoAlA(SACM 645) 2)42CrMo(AISI 4140) 3)Cr12MoV(SKD11) 4)4Cr5MoSiV1(SKD61) 5)9Cr18MoV 6)40Cr |
Bimetallic Alloy Materials: | 1)Fe-based alloy 2)Ni-based alloy 3)Co-based alloy 4)Tungsten carbide |
Processing Technology: | Heat treatment High-frequency quenching Nitriding treatment Hard-chrome electroplating Bimetallic alloy welding |
| Technical Parameter:
| Nitrided layer depth:0.50-0.80mm Nitrided hardness: 900-1100HV Nitrided brittleness: Less than 2 level Surface roughness: Ra 0.4 Linearity of screw: 0.015mm Hard-chrome plating hardness after nitriding: ≥950HV Chrome-plating layer depth: 0.025~0.10mm Bimetallic layer depth: 2 mm Bimetallic hardness: HRC50-65 |
Suitable Plastic Material: | PP, PE, PVC, ABS, AS, PS etc.
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| Fully hard screw HPT series: 1)HPT1 Wear resistant type: Apply to below 30% glass fibre, bakelite, PC lucency etc; 2)HPT2 Corrosion resistant type: Apply to below 60% glass fibre, heatproof, high-pressure proof and high-speed proof; PC+glass fibre, Nylon+glass fibre; 3)HPT3 Wear resistant and Corrosion resistant type: Apply to non-stick raw materials, magnetic powder, ceramic powder, Aluminum magnesium powder, iron powder, copper powder; 4)HPT4 Wear resistant and Corrosion resistant type: Apply to stickiness raw materials, halogen free plastics. |
We can manufacture all types of screws and barrels according to clients’ requirement. Product classification: According to different raw materials and products the screw can be chosen: general type, pin type, barrier type, separation type, and gas-exhausting/vented type, etc. Application: Granules, film, bag, barrel, pipe, profile, plates,sheet, etc. Production Flow: Customer Order → Product Design/Customer Drawing → Production Flow Arrangement → Material Procurement → Detecting → Blanking → Detecting → Rough Machining → Detecting → Quenching and Tempering → Detecting → Semi Finishing Machining → Detecting → Nitriding Treatment /Bimetallic Alloy Spraying Treatment → Detecting → Finish Machining → Detecting → Packing and Shipping → After-sale Service Our factory and equipment:
ISO9001:2008 quality certificate:
About JINMAO: JINMAO is one of the largest manufacturers, which specialized in researching, designing and manufacturing high precise screws, barrels, and other accessories for plastic&rubber processing machine. Our company won the approval of our customers, including many world-famous companies, and enjoy a high reputation in plastic machinery field, because we offer customers best solutions, high-quality products, perfect service, also very competitive price. We sincerely hope to cooperate with you. Welcome to contact us~ Thank you! Technology, Process And Quality Is Synchronous With The Latest Development In the World
