€Material & Processes of barrel and screw for extruder
Alloy-steel of High-quality
1)38CrMoAlA
2)42CrMo
3)9Cr18MoV
4)CW6Mo5Cr4V2
5)Quality Duplex Stainless Steels
6)GH 113
7)Quality Powder Metallurgy Raw Materials
8)Cold/Thermal Spray Hard Metal process
9)Advanced nitriding Process
10)Corrosion & Abrasion Resistance Bimetal Spraying Process
€ technology Specification of barrel and screw for extruder
Screw diameter:Φ15mm-Φ360mmL/D=15-56
1)38CrMoAlA
2)42CrMo
3)9Cr18MoV
4)CW6Mo5Cr4V2
5)Quality Duplex Stainless Steels
6)GH 113
7)Quality Powder Metallurgy Raw Materials
8)Cold/Thermal Spray Hard Metal process
9)Advanced nitriding Process
10)Corrosion & Abrasion Resistance Bimetal Spraying Process
€ technology Specification of barrel and screw for extruder
1)Hardness After Hardening & Tempering:HB240-290
2)Hardness of nitride layer:HV850-1000
3)Nitrided Case Depth:0.45-0.7mm
4)Nitrided Brittleness:Less Than Grade 2
5)Surface Roughness:Ra0.4
6)Screw Straihgtness:0.015mm
7)Surface Chromium-Plating's Hardness After Nitriding:≥900HB
8)Chrominm-plating Depth:0.05-0.10mm
9)Alloy Hardness:HRC50-65
10)Alloy Depth:0.8-2.0mm
€The foreign material we used as following
6)Screw Straihgtness:0.015mm
7)Surface Chromium-Plating's Hardness After Nitriding:≥900HB
8)Chrominm-plating Depth:0.05-0.10mm
9)Alloy Hardness:HRC50-65
10)Alloy Depth:0.8-2.0mm
€The foreign material we used as following
*Germanysteel, GH113 ,2250 ,2842 ,1.8509 ,1.442 ,1.6582 ,1.6523 ,1.2080,1.4542,
*USAsteel, P20,420,L6,H13,W110,D3,A2,D6,O1,S1,M35,8620,3115,K52440
*Swedensteel, 718S,718H,S136,S136H,STAVAX,ASP-23,ASP-30
*AustraliaSteel, M202,M300,W302,K460,W300,K900,K100,W321
*Hardnesssteel, YG6X,YG 6A,YG 6,YG8N,YG8,YG8C,YG11C,YG 15,YT5,YT14,YT30
*JapanSteel, SKT 4,YXM 4,YXM 42,SNC 815,SK -3,SKS 3,and etc.
€Conical twin screw &barrel
Φ35/75,Φ37/75,Φ45/90,Φ45/97,Φ50/105,Φ51/105,Φ55/105,Φ55/110,Φ55/120,Φ58/125,Φ60/115,Φ65/125,
Φ65/120,Φ65/132,Φ70/140,Φ75/150,Φ80/143,Φ80/156,Φ92/188.
*Swedensteel, 718S,718H,S136,S136H,STAVAX,ASP-23,ASP-30
*AustraliaSteel, M202,M300,W302,K460,W300,K900,K100,W321
*Hardnesssteel, YG6X,YG 6A,YG 6,YG8N,YG8,YG8C,YG11C,YG 15,YT5,YT14,YT30
*JapanSteel, SKT 4,YXM 4,YXM 42,SNC 815,SK -3,SKS 3,and etc.
€Conical twin screw &barrel
Φ35/75,Φ37/75,Φ45/90,Φ45/97,Φ50/105,Φ51/105,Φ55/105,Φ55/110,Φ55/120,Φ58/125,Φ60/115,Φ65/125,
Φ65/120,Φ65/132,Φ70/140,Φ75/150,Φ80/143,Φ80/156,Φ92/188.
| Technical Parameter |
| Steel Material | DIN 41CrA1Mo7 / AST M4140 / GB38CrMoAlA |
| Deepness of Nitriding Layer | 0.7 mm -0.9 mm |
| Hardness of Nitriding | HV900 - HV1,000 |
| Nitriding Brittleness | ≤Grade 1 |
| Chromate plating | Thickness 0.05 mm - 0.10 mm, hardnessHV950 |
| Special treatment | Carbide coating on screw flight and bimetallicbarrel |
| Screw straight tolerance | 0.015 mm/m |
| Surface roughness | Ra0.4μm |
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!
If you have any inquiry, do not hesitate to inform us.
barrel and screw for extruder has been presented above, want more similar products, please click barrel and screw for extruder.
Our barrel and screw for extruder is good in quality and competitive in price. We manufacture barrel and screw for extruder and supply all size of screw barrel according to your requirement.
Our barrel and screw for extruder is good in quality and competitive in price. We manufacture barrel and screw for extruder and supply all size of screw barrel according to your requirement.
As per customer's demand,we can also 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.
| Technical Parameter | |
| Base Material | 1)38CrMoAlA(JIS SACM645);2)Cr12MOV(JISSKD-11) ; 3)4Cr5MoSiV1(JIS SKD-61) ;4)42CrMo(AISI4140) |
| Bimetallic Alloy Materials | 1)Fe-based alloy2)Ni-based alloy/Deloroalloy 3)Co-based alloy4)NiCo-based alloy 5)Tungsten carbide/Wolframcarbide |
| Double-alloylevel | Level A - containing Tungsten of40% Level B - containing tungsten of 25% Level C - containing tungsten of15% |
| Surface Treatment | Heat Treatment High FrequencyTreatment Nitriding treatment(120Hours): Depth of Nitrided Layer: 0.5-0.8mm Hardness of Nitrided Layer: 900-1020Hv(HRC56°-65°) HardChrome Plating treatment: Thickness of Hard Chrome Plating Layer:0.05-0.10mm Hardness ofHard Chrome Plating Layer: ≥950HV Nickel alloyplating.treatment: Bimetallic Barrel/Cylinder: Centrifugal Casting(Inlay Alloy) BimetallicScrew: Plasma Alloy Coating Spraying Depth of Bimetallic Layer: >2mm Hardness of Bimetallic Layer: HRC55°-72° Spraying corrosion wear-resisting dual metallayers |
| Basic information | Roughness of thesurface:Ra0.4um Linearity of the screw: ≤0.015mm Linear axis limit:≤0.02mm Hardness afterHardening & Tempering: HB240-280 Fragility ofNitration:≤Twoclass |
| Material Application | 1)GeneralPlastics 2)ABS,PA,PC,PE,PET,PP,PS,EVA,PU,PVC,U-PVC,etc 3)PA + GF(GlassFiber) 4)Flame-resistant Reinforced Plastics 5)Modified EngineeringPlastics 6)All kinds of Mixed Recycled Material(in Scrap or Granule), PVC +30% CaCo3, etc |
€ Quality Certificate:
•100%Quanlity Inspection
As the barrel and screw for extruder are the important parts for plastic extruders machine,they affect the machine performance and quality directly,therefore,QunYing established quality control system strictlyas 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 barrel and screw for extruder.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!
€ What is ouradvantage
First one:Cretive in designs,our designing team is very strong,since we have unique culture to motivate them,in order to meetrequirement,we work closelyto our customer and market!
Second one:We have over 10 years' experience of manufacturing varied screws, barrels and accessories.We are keeping improving our production stytem day by day on the delievey,quality control,all the efforts have improved the customers satisfaction!
Third one: advantageous geographical position .We are located in China's screw Town-Jintang,Town which is in zhoushan city,near to Ningbo Port and Shanghai Port!
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Our Certificate(ISO & SGS)
Great Service is Our Mission
High Quality is Our Obligation
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