52 25 Kabra parallel twin screw and barrel/ kabra bimetallic screw barrel/ 52 25 kabra twin screw
- Category: >>>
- Supplier: Zhejiang Jinteng Machinery Manufacture Co. Ltd.
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Product Overview
Description
specification
Base Material | 1) 38CrMoAlA(JIS SACM645) 2)Cr12MOV(JIS SKD-11) 3) 4Cr5MoSiV1(JIS SKD-61) 4) 42CrMo(AISI 4140) | ||
Bimetallic Alloy Material | 1)Fe-based alloy 2)Ni-based alloy/Deloro alloy 3)Co-based alloy 4)NiCo-based alloy 5)Tungsten carbide/Wolfram carbide | ||
Double-alloy Level | Level A-containing Tungsten of 40% Level B-containing Tungsten of 25% Level C-containing Tungsten of 9.5% | ||
Surface Treatment | |||
1.Heat treatment | 2.High frequency treatment | ||
3.Nitriding treatment | Nitrided case depth: 0.50-0.80mm | ||
Nitrided hardness: HV850-1020 (HRC57-65) | |||
4.Hard chrome plating treatment | Chromium-plating layer depth: 0.05-0.10mm | ||
Chromium-plating layer hardness: more than 950HV | |||
5Nickel alloy plating treatment | Bimetallic barrel: centrifugal casting (Inlay alloy) | ||
Bimetallic screw: plasma alloy coating spraying | |||
Bimetallic layer depth: 0.8-2.0mm | |||
Bimetallic layer hardness: HRC 57-72 | |||
Basic Information | |||
Nitride Brittleness | ≤Grade Two | ||
Surface Roughness | Ra0.4um | ||
Screw Straightness | 0.015mm | ||
Hardness after hardening and tempering | 0.025~0.10mm | ||
Material Application | 1)General plastics | ||
2)ABS,PA,PC,PE,PET,PS,PU,PVC,U-PVC | |||
3) PA+GF (Glass Fiber) | |||
4)Flame-resistant reinforced plastics | |||
5)Modified engineering plastics | |||
6)All kinds of mixed recycled materials | |||
General Terms | Means of transport: Ocean, Air, Express | ||
Production time: 25 days after order | |||
Products photoes
Technological process
Custome Order--Product Design(Customer Drawing)—Production Flow
Arrangement—Material Procurement Hardening&Tempering—Drilling—
RoughTurning—RoughThreadRolling(AlloySprayWelding) —Alignment
—FineThread Rolling—Mixing—Alignment—High Frequency Treatment
—Alignment—Polishing—Grinding—120 Hours Nitriding Treatment—
Acid Piclking—Polishing— Chrome Plating— O.D.Grinding
—Packaging and Shipping
About JT SCREW
1 Our Strength: We have an experience of more than 20 year of manufacturing and designing Plastic machines, varied Screws and Barrels and spares. We concentrate on improving quality, updating design and enhancing service.
2 Our products:Screws Barrels for Injection, Extrusion, and Blow Molding applications; relevant accessories(such as die head, gearbox, filter screen changer and so on); plastic processing machinery.
3 Location advantage: located in China's Screw Town - Jintang Town in Zhoushan City, near to Ningbo Port and Shanghai Port.
4 Market areas: global sales network reaching South America, Eastern Europe, Southeast Asia, Africa, Oceania and the Middle East.
5 We promise: We assure the customer benefits, We provide competitive price, We Emphasis On Cooperation. |
If your question is not mentioned above, please feel free to contact with Joy Jiang, i will do the rest for you !!!
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