Conical doubel Barrel Screw cylinder for pvc panel
The Specification of Conical twin Screw And Barrel
| Specification (d/D) | Work Length (mm) | Extruding Ability KG/H) | Screw Speed (rmp) |
| Φ25/Φ53 | 540 | 25-40 | 5-50 |
| Φ35/Ø77 | 810 | 40-70 | 5-50 |
| Φ45/Φ90 | 990 | 50-80 | 5-45 |
| Φ50/105 | 1070 | 100-150 | 4-45 |
| Φ51/105 | 1220 | 100-150 | 4-40 |
| Φ55/Φ110 | 1220 | 120-180 | 4-40 |
| Φ60/Φ125 | 1320 | 150-200 | 4-40 |
| Φ65/Φ120 | 1440 | 200-250 | 4-40 |
| Φ65/Φ132 | 1440 | 200-250 | 4-40 |
| Φ70/Φ140 | 1460 | 250-320 | 4-35 |
| Φ75/Φ150 | 1480 | 300-360 | 4-35 |
| Φ80/Φ143 | 1800 | 300-360 | 4-35 |
| Φ80/Φ156 | 1660 | 300-360 | 4-35 |
| Φ90/Φ184 | 2000 | 400-500 | 3-35 |
Technical Date ( Description)
| Material | 38 38CrMoALA,SKD61,D2 etc. |
| Hardness After Hardening&Tempering | HB260-290 |
| Depth of Nitrided | 0.5-0.8mm |
| Hardness of The Surface | Hv950-1100 |
| Surface Roughness | Ra0.4um |
| Linearity of Screw | 0.015mm/m |
Technical Date ( In detail)
| Technical Parameter |
| Base Material | 1)38CrMoAlA(JIS SACM645);2)Cr12MOV(JIS SKD-11) ;
3)4Cr5MoSiV1(JIS SKD-61) ;4)42CrMo(AISI 4140) |
| 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 |
| Double-alloy level | Level A - containing Tungsten of 40%
Level B - containing tungsten of 25%
Level C - containing tungsten of 15% |
| Surface Treatment | Heat Treatment
High Frequency Treatment
Nitriding treatment(120 Hours):
Depth of Nitrided Layer: 0.5-0.8 mm
Hardness of Nitrided Layer: 900-1020Hv (HRC56°-65°)
Hard Chrome Plating treatment:
Thickness of Hard Chrome Plating Layer: 0.05-0.10mm
Hardness of Hard Chrome Plating Layer: ≥950HV
Nickel alloy plating.treatment:
Bimetallic Barrel/Cylinder: Centrifugal Casting (Inlay Alloy)
Bimetallic Screw: Plasma Alloy Coating Spraying
Depth of Bimetallic Layer: >2mm
Hardness of Bimetallic Layer: HRC55°-72°
Spraying corrosion wear-resisting dual metal layers |
| 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 |
Conical twin screws with bimetallic:
Our Conical Twin Screw and barrel could serive high addtive of CaCo3 and wood.
The compression ratio of the screw canbe designed according to different products and mixtures.
If you have any inquiry, do not hesitate to inform us.
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Application for:
Our Conical twin screw and barrel is good in quality and competitive in price. We manufacture Rubber Screw Barrel and supply OEM, ODM service according to your requirement.
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Quality Certificate:
•100%Quanlity Inspection
As the screw and barrel are the important parts for plastic extruders and injection molding machine,they affect the machine performance and quality directly,therefore,QunYing established quality control system strictly as ISO 9001:2008 International Quality System, our every production process is under strict inspection , Those provides solid foundation for our quality products!What we need to do is to make sure best quality of each screw and barrel.Till now,our screw and barrel has been sold to more than 40 countries in the world and enjoy a good reputation by our customers!
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About us
QunYing Screw is leading supplier of SCREW and BARREL in china,including designing,manufacturing and sales for these products,we can make any specification of Extruder Screw Barrel and Injection Molding Screw barrel for Haitian,Demag,Engle,Nigrobossi,KMD,NPM,BOY,HUSKY, Nippon Steel, Toshiba, Nissei, Mitsubishi and etc. We also can supply all types of screw and barrel according to your different requirements.
What is our advantage:
First:Cretive in designs,our desinging team is very strong,since we have unique culture to motivate them,in order to meet requirement,we work closely to our customer and market!
Second:We have 10 years' experience of manufacturing varied screws, barrels and spares.We are keeping improving our production stytem day by day on the delievey,quality control,all the efforts have improved the customers satisfaction!
Third:We are located in China's screw Town-Jintang,Town in zhoushan city,near to Ningbo Port and Shanghai Port!
Finally,We assure the customer benefits,we supply best quality and competitive price,also best customer service!
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