High quality parallel twin screw and barrel for pet plastic processing
SPECIFICATION OF DIMENSION
FOR SCREW Dia. 15-300 mm Length 300-6000 mm L/D ratio: 15-50
FOR BARREL Dia. 60-600 mm Length 300-6000 mm
PHYSICAL PROPERTIES:
| Depth of Nitrated Layer: | 0.5-0.8mm |
| Depth of bimetallic layer: | 2-4 mm |
| Heat treatment: | Nitriding 96 hours (4 days) |
| Surface hardness: | HRC58-62 (alloy layer) |
| Fragility of nitration: | Less than grade 1 |
| Surface roughness: | Ra 0.4um |
PRODUCT SOLUTION:
COWELL ZERRO: ( HRC 56-58 8-12 months )
38CrMoAlA + thermo refining+nitriding 96 hours+ Fine polishing
COWELL JUPITER: ( HRC 58-62 12-18 months )
42CrMo/38CrMoALA + thermo refining+Hvof spraying+ Nitriding 96 hours+Fine polishing
COWELL ULTRON: ( HRC 62-64 24 months )
SKD61+Queching+ Harden inside process+Nitriding 96 hours+Fine polishing
SHIPPING WAYS
For Large size and economic: ocean shipping
For small size and effective: air transportation or by express
Our services:
1. Measure dimension of screw and barrel
2. Complete manufacturing drawing
3. Making optimal solution based customers required
4. Calculated the cost of goods
5. Taking photos of finished products
6. Booking ship and make shipping schedule.
7. Send custom clearance documents.
8. Arrange factory visiting schedule
9. Assistant with customers to deal other matters
COMPANY INFORMATION:
NINGBO COWELL INDUSTRY CO.,LTD (NINGBO ENBECO PRECISION MACHINERY CO.,LTD)was established in 2006.It has professional technician team, engaged in manufacturing and researching of screw barrel. Recent years, Cowell industry places great emphasis in upgrading not only the manufacturing and quality of screw barrel but also after sales service.
We warmly welcome customers oversea to build long term cooperation relationship with us.Hope we become more successful together .
