Conical Twin Screw Barrel Bimetallic Double Screw Barrel for PVC Profile Pipe Sheet Granule Extrusion
- Model NO.: Bimetallic Conical twin screw barrel
- Plastic Processed: PVC
- Automation: Automatic
- Size: Customize
- Specification: ISO9001: 2008 approved
- HS Code: 84779000
- Type: Pipe Extruder
- Screw: Twin-Screw
- Computerized: Computerized
- Trademark: Zhongyang
- Origin: China(Mainland) Zhejiang
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, 92/188
The above are standard specifications, we can customize according to customers' requirements.
The compression ratio of screws can be designed according to different products and ingredients
Technical Information
Base Materials:
1)38CrMoAlA(JIS SACM645)
2)42CrMo(AISI 4140)
3)4Cr5MoSi V1 (JIS SKD-61)
4)9Cr18MOV
5)HPT
Bimetallic alloy materials:
1)Fe-based alloy
2)Ni-based alloy/Deloro alloy
3)Co-based alloy
4)NiCo-based alloy
5)Tungsten carbide/Wolfram carbide
Technics:
Heat treatment
High-frequency quenching
Nitriding treatment
Hard-chrome electroplating
Bimetallic alloy welding
Bimetallic alloy centrifugal casting
Technical parameter:
Nitrided layer depth: 0.5-0.8mm
Nitrided hardness: 900-1000HV
Nitrided brittleness: Less than grade 1
Surface roughness: Ra0.4
Linearity of screw: 0.015mm
Hard-Chrome Plating hardness after nitriding: >=950HV
Chrome-plating layer depth: 0.025-0.085mm
Bimetallic layer depth: 3mm
Warranty and service: 1 year
Our screw and barrel can ensure high performance and low energy consumption for Injection molding machine.
What's more, we can supply the most optimum designs of screw barrel with your requirements.
| Conical Double Screw Barrel | |||
|  Diameter  |
 45/90-92/188mm |  Min. Order  |
 1 set  |
|  Materials  |
38CrMoAlA (JIS SACM645) 42CrMo (JIS ACM440) SKD61 |
 Discount  |
 Available  |
|  Application  |
 PVC PE PP^  |
 Payment Term  |
 T/T , L/C  |
|  Heat-Treatment  |
Nitrided or Bimetallic Hardness:>950HV |
 Delivery Term  |
20 days |
|  Packing  |
Wrapped up by film in wooden case |
 Port Departure  |
 Shanghai/Ningbo |
|  Guarantee  |
 Common Nitrided:2-3 years Bimetallic: much longer lifetime.  |
||
In order to deliver the Sheet Metal Parts intact it is essential to package the product properly and make Sheet Metal Parts Packed well. Thus the reason to careful packaging is not primarily aesthetic but we carry out in order to preserve the condition of our products. Packaging processes and Foam Packing material, if customer does not provide separate packaging plan, is determined by the mode of transportation. We attach a bar code to the Sheet Metal parts packed according to the needs of our customers for the easy identification. We also make customized packaging by customized boxes.
General packaging methods used at QL Sheet Metal:
Dispatched by post using sleeves, packets, standard corrugated boxes
Packing in corrugated boxes, with 5 layered, glued and stitched design boxes, using spacers
Pallet, fixed with straps, using slip-resistant interim plates, edge protectors, straps
Pallet with standard stretch foil
Paper packaging used for surface protection and separation purposes
VCI corrosion protection and desiccant packaging
Sheet Metal Products Packaging
Sheet Metal Products Packaging,Sheet Metal Parts Packed,Foam Packing,Box Packaging
QL Sheet Metals Co.,Ltd , http://www.ql-metals.com