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Conical twin screw and barrel

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1)38CrMoAlA(JIS SACM645)

1) 38CrMoAlA(JIS SACM645)
2) 9Cr18Mo

Nitriding treatment
Spray bimetallic coating

Quideline of technique
Depth of nitration layer: 0.05~0.08mm
Hardness of nitration: 900~1000hv
Fragility of nitration: less than grand one
Roughness of the surface: Ra0.4
Linearity of the screw: 0.015mm/m
The surface hardness of chrom plating after nitrogention:more than 950hv
Chrome-plating layer thickness:0.025~0.085mm

1. Jwell is the largest plastic extrusion machine manufacturer in China.We work closely with world famous brand , your equipment can also be equipped with  any component brand you wish .

2. Jwell has twin parrel screw extrusion test line and single screw test line . Our test lab support you test under realistic production conductions as well as further enhance your processing technology through our test and help you choose the right type of equipment .

3. Working with Jwell you can be confident that your service and maintenance requirements will be correctly documented and that you have exactly the right resources and skills in place before start-up. Our experienced team will work with you to identify the people, resources and process documentation you will need to support your maintenance activities.
4. Jwell provides technical, driving and systems training to employees and engineers from supplier from all over the world.

All the machines are packaged by our professional team, will be packed by wooden pallet. For some important spare parts, we will pack with the wooden box.

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