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[China]
Trade Verify
Contact name:Dorothy
LIANZHONG INDUSTRY CO.,LIMITED |
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Verified Suppliers
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Rubber Screw Barrel for Pipe Machine Flower Bag Making Machine
Specification:
Pin-cold feed rubber extruder screw screw and barrel for extruder rubber processing machine
Screw diameter:Φ15mm-Φ360mm L/D=15-56
Length of screw and barrel/cylinder:8000mm
According to different material and plastic products to design
different screw structure ,compress rate and L/D!
According to different material and plastic products to design
different Barrel with exhaust system and IKV force load system!
As per customers’ demand,we can supply below:
PVC/PE Film Blowing Screw; Blow Molding Screw; PS/PE/PP/ABS Sheet
Extrusion Screw; PE Aluminum Plate;PPR Pipe Screw;EVA Extrusion
Screw;HDPE High efficiency Screw;PET Straps Screw;XPS/EPE Foamed
Screw;Granulation Screw,Vented single screw etc!
Extruder screw diameter: 15 – 300 MM
LD for extruder screw: 1:5 – 1:65
Extruder barrel OD: 20-500 MM
| Technical Parameter of Rubber Screw Barrel | ||||||
| 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 | General Plastics | |||||
| ABS,PA,PC,PE,PET,PP,PS,EVA,PU,PVC,U-PVC,etc | ||||||
| PA + GF(Glass Fiber) | ||||||
| Flame-resistant Reinforced Plastics | ||||||
| Modified Engineering Plastics | ||||||
| All kinds of Mixed Recycled Material(in Scrap or Granule), PVC + 30% CaCo3, etc | ||||||
***Grade available:
1. Standard grade: 38CrMoAlA + nitriding 96 hours
2. Bimetallic grade: 38CrMoAlA + bimetallic alloy
Material
1) 38CrMoALA(JIS SACM645)
2) 42CrMo(JIS SCM440)
3) 9Cr18MoV
4) CW6Mo5Cr4V2
5) Various high quality alloy steels,According to different usage, the choose for alloy is different, some require for abrasion-resistant while some require for corrsion-resistant. For standard, we have Fe-based, Ni-based,W2Calloy,Tunsten alloy etc for choice.
6) The foreign material we used as following:
* Germanysteel, GH113 ,2250 ,2842 ,1.8509 ,1.442 ,1.6582 ,1.6523 ,1.2080,1.4542,
* USA steel,
P20,420,L6,H13,W110,D3,A2,D6,O1,S1,M35,8620,3115,K52440
* Sweden steel, 718S,718H,S136,S136H,STAVAX,ASP-23,ASP-30
* Australia Steel, M202,M300,W302,K460,W300,K900,K100,W321
* Hardness steel, YG6X,YG 6A,YG 6,YG8N,YG8,YG8C,YG11C,YG
15,YT5,YT14,YT30
* Japan Steel, SKT 4,YXM 4,YXM 42,SNC 815,SK -3,SKS 3,and
etc.
Workshop&Process
Quality Inspection
Packing&Shipment
FAQ
1. Q: How about LIANZHONG?
R: More than 15 years experienced, one of leading screw barrel manufacturer in China.
2. Q:What's LIANZHONG capacity?
R: Our workshop 14000SQM, 5 Enginners team, 50 good experienced employee, All CNC computer control screw processing, 1000 sets screw barrel capacity per month.
3. Q:What's the delivery time ?
R: For single screw barrel, normally one month, For twin screw barrel, normal 50-60 days.
If there is urgent order, can be 2 weeks , if there is in stock semi-finished, within 10 days,
4. Q:How about LIANZHONG screw barrel quality and price ?
R: We are looking forward the long time and nice cooperation, high quality with reasonable price as well as good after-sale service is always our principle
5. Q:How to make sure the screw suitable for my extruder?
R:Let's know what size you want and we can check it with our drawing.We have lots of BEX,KMD,CMT,AMUT,
Weber,Haitian,ChenHsong,ChenDe,Tedric,JSW, ect. If your extruder is made in China,it's easy to get the original drawing.
6. Q:what's the life time and guarantee buy from LIANZHONG screw barrel?
R: It depends on your raw material you use and what screw barrel you order.Generally speaking, one year.
7. Q:Where is LIANZHONG factory and how to reach there?
R:At Jintang town,Dinghai District,Zhoushan City,Zhejiang Province. It's near Shanghai City and Ningbo City,If you want to visit us,we can pick up you there.
8. Q:How to contact with you ?
R: You can send us inquiry on the website, or can write me email directly or add my whatsapp or wechat to talk
