Zhoushan Dinghai Jindi Plastic Machinery Co. Ltd.

We are offering conical twin screw, barrel. Specification:45/90, 45/100, 50/105, 51/105, 55/110, 55/120, 58/124, 60/125, 65/120, 65/132, 68/143, 70/135, 70/140, 75/150, 80/143, 80/156, 92/188the above are standard specifications , we can customize according to customersrequirements. The compression ratio of screws can be designed according to different products andingredients. base materials(1)38crmoala(jis sacm645)(2)42crmo(aisi 4140)(3)4cr5mosi v1 (jis skd-61)(4)9cr18mov(5)hptbimetallic alloy materials(1)fe-based alloy(2)ni-based alloy/deloro alloy(3)co-based alloy(4)nico-based alloy(5)tungsten carbide/wolfram carbidetechnics:heat treatmenthigh-frequency quenchingnitriding treatmenthard-chrome electroplatingbimetallic alloy weldingbimetallic alloy centrifugal castingtechnical parameter:nitrided layer depth:0.5-0.8mmnitrided hardness:900-1000hvnitrided brittleness: less than grade 1surface roughness: ra0.4linearity of screw: 0.015mmhard-chrome plating hardness after nitriding: 950hvchrome-plating layer depth:0.025-0.085mmbimetallic layer depth:3mm.

We are offering single screw, barrel for extruder. Specification:screw diameter: 15mm- 300mml/d ratio:15-46product classification:aiming at different plastic products the screw can be chosen from: general type, pintype, barrier type, separation type, and gas-exhausting type, etc. base materials(1)38crmoala(jis sacm645)(2)42crmo(aisi 4140)(3)4cr5mosi v1 (jis skd-61)(4)9cr18mov(5)hptbimetallic alloy materials(1)fe-based alloy(2)ni-based alloy/deloro alloy(3)co-based alloy(4)nico-based alloy(5)tungsten carbide/wolfram carbidetechnics:heat treatmenthigh-frequency quenchingnitriding treatmenthard-chrome electroplatingbimetallic alloy weldingbimetallic alloy centrifugal castingtechnical parameter:nitrided layer depth:0.5-0.8mmnitrided hardness:900-1000hvnitrided brittleness: less than grade 1surface roughness: ra0.4linearity of screw: 0.015mmhard-chrome plating hardness after nitriding: 950hvchrome-plating layer depth:0.025-0.085mmbimetallic layer depth:3mm.

We are offering bimetallic screw, bimetallic barrel. specification:screw diameter: 15mm- 300mmmaximal length:8000mmbarrel inner diameter:15-300mmmaximal length:4000mmdifferent bimetallic alloys are available for different raw materials. base materials(1)38crmoala(jis sacm645)(2)42crmo(aisi 4140)(3)4cr5mosi v1 (jis skd-61)(4)9cr18mov(5)hptbimetallic alloy materials(1)fe-based alloy(2)ni-based alloy/deloro alloy(3)co-based alloy(4)nico-based alloy(5)tungsten carbide/wolfram carbidetechnics:heat treatmenthigh-frequency quenchingnitriding treatmenthard-chrome electroplatingbimetallic alloy weldingbimetallic alloy centrifugal castingtechnical parameter:nitrided layer depth:0.5-0.8mmnitrided hardness:900-1000hvnitrided brittleness: less than grade 1surface roughness: ra0.4linearity of screw: 0.015mmhard-chrome plating hardness after nitriding: 950hvchrome-plating layer depth:0.025-0.085mmbimetallic layer depth:3mm

We are offering screw, barrel for rubber machine. specificationdiameter of pin screw and barrel: 75mm-200mmdiameter of cold feed or hot feed screw and barrel: 30mm-300 mml/d ratio:12-18 base materials(1)38crmoala(jis sacm645)(2)42crmo(aisi 4140)(3)4cr5mosi v1 (jis skd-61)(4)9cr18mov(5)hptbimetallic alloy materials(1)fe-based alloy(2)ni-based alloy/deloro alloy(3)co-based alloy(4)nico-based alloy(5)tungsten carbide/wolfram carbidetechnics:heat treatmenthigh-frequency quenchingnitriding treatmenthard-chrome electroplatingbimetallic alloy weldingbimetallic alloy centrifugal castingtechnical parameter:nitrided layer depth:0.5-0.8mmnitrided hardness:900-1000hvnitrided brittleness: less than grade 1surface roughness: ra0.4linearity of screw: 0.015mmhard-chrome plating hardness after nitriding: 950hvchrome-plating layer depth:0.025-0.085mmbimetallic layer depth:3mm.

We are offering single screw, barrel. Specification:screw diameter: 20mm-220mmmould clamping force:250t-3200tshot weight:30g-30000g base materials(1)38crmoala(jis sacm645)(2)42crmo(aisi 4140)(3)4cr5mosi v1 (jis skd-61)(4)9cr18mov(5)hptbimetallic alloy materials(1)fe-based alloy(2)ni-based alloy/deloro alloy(3)co-based alloy(4)nico-based alloy(5)tungsten carbide/wolfram carbidetechnics:heat treatmenthigh-frequency quenchingnitriding treatmenthard-chrome electroplatingbimetallic alloy weldingbimetallic alloy centrifugal castingtechnical parameter:nitrided layer depth:0.5-0.8mmnitrided hardness:900-1000hvnitrided brittleness: less than grade 1surface roughness: ra0.4linearity of screw: 0.015mmhard-chrome plating hardness after nitriding: 950hvchrome-plating layer depth:0.025-0.085mmbimetallic layer depth:3mm.

We are offering parallel twin screw, barrel. Specification:diameter: 45mm-200mml/d ratio:16-35the compression ratio of screws can be designed according to different products andingredients. base materials(1)38crmoala(jis sacm645)(2)42crmo(aisi 4140)(3)4cr5mosi v1 (jis skd-61)(4)9cr18mov(5)hptbimetallic alloy materials(1)fe-based alloy(2)ni-based alloy/deloro alloy(3)co-based alloy(4)nico-based alloy(5)tungsten carbide/wolfram carbidetechnics:heat treatmenthigh-frequency quenchingnitriding treatmenthard-chrome electroplatingbimetallic alloy weldingbimetallic alloy centrifugal castingtechnical parameter:nitrided layer depth:0.5-0.8mmnitrided hardness:900-1000hvnitrided brittleness: less than grade 1surface roughness: ra0.4linearity of screw: 0.015mmhard-chrome plating hardness after nitriding: 950hvchrome-plating layer depth:0.025-0.085mmbimetallic layer depth:3mm.