bimetallic screw barrel for plastic extruder from China manufacturer - Zhoushan Qunying Plastic Machinery Manufactory

bimetallic screw barrel for plastic extruder

Price:	192.0~5000.0 USD
Payment Terms:	T/T,L/C,WU
Place of Origin:	Zhejiang, China (Mainland)


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Product Detail

Model No.: QY060

Production Capacity: 300 sets/month

Delivery Date: within 20 days after order ...

Power: 4-150KW

Surface Roughness: Ra0.4

Screw barrel Nitriding time: More Than 120 Hours

treatment 2: Nitriding treatment

treatment 4: high-frequency quenching

Chrominm-plating Depth: 0.05-0.10mm

Means of Transport: Ocean,Land,Air

Packing: wooden case(export standard...

Brand Name: QunYing

bimetallic screw barrel for plastic extruder: bimetallic screw barrel for...

material: 38CrMoAlA(JIS SACM645) 42Cr...

treatment 1: heat-treatment

treatment 3: Electroplate hard-chrome

treatment 5: spraying corrosion wear-res...

1.bimetallic screw barrel for plastic extruder of long operating life
2.bimetallic screw barrel for plastic extruder of high quality
3.ISO9001:2008

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.

A bimetallic barrel is casted on the inwall with a 2-3mm alloy lay-out,which is wear-resisting\anti-corrosiveand anti-high-temperature.Its effective life has been highly improved compared with ordinary nitriding barrel.The bimetallic barrel is with particular speriority in processing engineering plastics\fluorinated plastic\polysulfone\PPO and other special plastic.Bimetallic alloy and welding method shall be varified according to all kinds of functional screws and barrels.

Screw diameter:Φ15mm-Φ360mmL/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!

€Material & Processes of bimetallic screw barrel for plastic extruder

Alloy-steel of High-quality
1)38CrMoAlA
2)42CrMo
3)CW6Mo5Cr4V2
4)Quality Duplex Stainless Steels
5)Quality Powder Metallurgy Raw Materials
6)Cold/Thermal Spray Hard Metal process
7)Advanced nitriding Process
8)Corrosion & Abrasion Resistance Bimetal Spraying Process
€ technology Specification of bimetallic screw barrel for plastic 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

*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.

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

If you have any inquiry, do not hesitate to inform us.

bimetallic screw barrel for plastic extruder has been presented above, want more similar products, please click bimetallic screw barrel for plastic extruder.
Our bimetallic screw barrel for plastic extruder is good in quality and competitive in price. We manufacture bimetallic screw barrel for plastic 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 bimetallic screw barrel for plastic extruder 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 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 bimetallic screw barrel for plastic 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!