Single Screw and Barrel, Twin Screw and Barrel
SCREW AND BARREL
1. We can manufacture all types of screws and barrels according to clients' requirement.
size of screw and barrel:
- screw diameter:Φ20-Φ500mm
- Maximum screw length:10000mm
- Barrel inner bore diameter:Φ500mm
2.Technology: nitriding treatment ,alloy coating spraying, heat-treatment applied
3. Technical parameter of screw and barrel:
| Material | 38CrMoAIA,42CrMo,alloy powder |
| Nitride depth | 0.7mm |
| Surface hardness | HV950 - HV1,020 |
| Fragility of nitrition | less than grade 1 |
| Screw straight tolerance | 0.015 mm/m |
| Surface roughness | Ra 0.4μm |
| Linearity of the screw | 0.015mm |
| Depth of double alloys | > 2ram |
| Bimetallic layer depth | 3mm |
4. Pictures of screw and barrel:
CissCo Machinery is a fast forward professional supplier of complete plastic extrusion equipments and systems.
At CissCo, we design, engineer and manufacture customized PLASTIC EXTRUSION LINES. There is a proven CissCo technology for virtually every extrusion line application. Our extensive knowledge of the industry - its raw materials, processes and finished products - provides reliability, cost optimization and on-time delivery, the same benefits that you would expect from proven pre-engineered components, all in a system designed and tailored to your unique requirements.
To ensure the efficiency, productivity and safety of our systems, we offer extensive start-up assistance, comprehensive training and operator manuals. When you have service needs, you can count on an immediate response from your nearest CissCo facility, one of many we have located strategically throughout the world.
we are using the high technology from European. From the pictures, you can find the similarity between our machine and theirs. Our technical advantages are as follows,
1. European pipe extrusion technology;
2. 20 years plastic extrusion experiences;
3. Easy to operate, Stable production performance, Low production cost, Good quality pipes;
4. Quicker production speed, bigger output;
5. Good steel material and well-known brand electrical parts;
6. Good appearance of machine, beautiful;
7. Free training for technical process, formula and know-how;
8. Full time and high level after-sale services.

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