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1.Series of parallel twin screw and barrel
2.HYPET Special features
1). Hard chrome plating for the twin screws, especially at the metering section of the screws, which will make the screws more anti-corrosion, more anti-wear especially the feeding mix raw material including some acids or other corrosive substances.
2).The bimetallic barrel is centrifugally cast a 2-4mm thick alloy coat on the output section of barrel inner wall which has excellent corrosion resistance, abrasion resistance and high working temperature. And its useful service life is greatly improved contrast to the common nitrided barrel. Bimetal has more obvious advantages when processing high calcium carbonate powder PVC mixture to enhance the abrasion life.
Another bimetallic barrel is machining the grooves at output section of the barrel then spraying the alloy powder on the groove. The length is about 400-500mm.
3) High output with less energy cost reached by better designing for different raw material, formulation, products and processing equipment etc.
4)The compression ratio of the screw can be designed according to different raw material and products. Different design for barrel to meet with customer’s requirement on high cost performance for option.
A Barrel | ![]() | Integrated structure, warranty 18 months |
Material 38CrMnAlA+ grooved Sprayed alloy | ||
Suitabe for less filler and short working life | ||
B Barrel | ![]() | Two parts structure, warranty 36 months |
Material 38CrMnAlA+ Small part in special alloy | ||
Suitabe for more filler or longer working life | ||
C Barrel | ![]() | Small feeding zone + longer barrel part double life |
Material 38CrMnAlA+ longer part in special alloy. | ||
Suitabe for more than 200 phr filler | ||
Screw | ![]() | Material 38CrMnAlA+ grooved Sprayed alloy |
HYPET designed and making with advantage following | ||
High quality/high filler/high output for PVC pipe | ||
PVC-WPC/PE/PP/WPC/building profile | ||
Foamed board/sheet/hard or soft PVC pelletizing. |
3.Commercial items
SN | Item | Quantity | Unit Price/USD Total Price/USD | |
1 | Parallel screw and barrel PS65/22-28-A | 1 | 3800 | 3800 |
2 | Parallel screw and barrel PS67/22-28-A | 1 | 4200 | 4200 |
3 | Parallel screw and barrel PS75/22-28-A | 1 | 5500 | 5500 |
4 | Parallel screw and barrel PS80/22-28-A | 1 | 6300 | 6300 |
5 | Parallel screw and barrel PS90/22-28-A | 1 | 7100 | 7100 |
6 | Parallel screw and barrel PS92/22-28-A | 1 | 7250 | 7250 |
7 | Parallel screw and barrel PS93/38 | 1 | 10500 | 10500 |
8 | Parallel screw and barrel PS107/22-28-A | 1 | 10500 | 10500 |
9 | Parallel screw and barrel PS110/22-28-A | 1 | 10800 | 10800 |
10 | Parallel screw and barrel PS120/22-28-A | 1 | 12980 | 12980 |
11 | Parallel screw and barrel PS125/22-28-A | 1 | 13200 | 13200 |
12 | Parallel screw and barrel PS130/22-28-A | 1 | 16800 | 16800 |
13 | Parallel screw and barrel PS135/22-28-A | 1 | 17800 | 17800 |
Total in EXW |
Note:
Screw material:
All sizes of the screw are 38CrMnAlA Nitrided steel+Special Alloy Spraying Welding on the whole screw thread surface
Barrel material
A:Integral barrel Standard Alloy spraying/B:Two parts Bimetallic sleeve/C:High Cacium filler abrasion resistant
Screw cooling
Standard way:Liquid self circulation cooling of screw core; Special requirment External circulation oil cooling of screw core for option
Application
For PVC pipe profile sheet pellets and WPC/SPC/High filler composite material processing/special requirement for custom made
4.Main Specification of the Machine
Item | Specification |
Base Material | 1)38CrMoAlA(JIS SACM645) 2)Cr12MOV(JIS SKD-11) 4)42CrMo(AISI 4140) |
Bimetallic Alloy Materials | 1)Fe-based alloy 2)Ni-based alloy/Deloro alloy |
Surface Treatment | Heat Treatment Depth of Bimetallic Layer: >2mm |
Basic information | Roughness of the surface:Ra0.4um Linearity of the screw: ≤0.015mm Linear axis limit: ≤0.02mm Hardness after Hardening & Tempering: HB240-280 Fragility of Nitration:≤Two class |
Material Application | 1)General Plastics 2)ABS,PA,PC,PE,PET,PP,PS,EVA,PU,PVC,U-PVC,etc 3)PA + GF(Glass Fiber) 4)Flame-resistant Reinforced Plastics 5)Modified Engineering Plastics 6)All kinds of Mixed Recycled Material(in Scrap or Granule), PVC + 30% CaCo3, etc |
5.Cooperative Brands:
6.Exhibition: