Extruder plastic screw barrel for LDPE HDPE PE film
Specification:
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!
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 ExtrusionScrew; PE Aluminum Plate;PPR Pipe Screw;EVA Extrusion Screw;HDPE Highefficiency Screw;PET Straps Screw;XPS/EPE Foamed Screw;Granulation Screw,Vented single screw etc!
PVC/PE Film Blowing Screw; Blow Molding Screw; PS/PE/PP/ABS Sheet ExtrusionScrew; PE Aluminum Plate;PPR Pipe Screw;EVA Extrusion Screw;HDPE Highefficiency Screw;PET Straps Screw;XPS/EPE Foamed Screw;Granulation Screw,Vented single screw etc!
Film blowing screw is a special design for film blowingmachines.Thesample of this set screw diameter is D90mm,total length is2460mm,Barreldiameter is D170mm, total length is 1777mm, and as ourcustomer'srequest, we processed two flanges,one size is D340*80mm,theother sizeis D360*65mm.
Treatment of sample: screw and barrel both nitrided.
Sample picture:
sheet 1
| Base Materials | 1)38CrMoAlA(JIS SACM645) 2)Cr12MOV(JIS SKD-11) 3)4Cr5MoSiV1(JIS SKD-61)4)42CrMo(AISI 4140) |
| Bimetallic | 1)Fe-based alloy 2)Ni-based alloy 3)Co-based alloy 4)NiCo-based alloy 5)Tungsten carbide/Wolfram carbide |
| Tungsten Carbide | Level A - containing Tungsten of 40% Level B - containing tungsten of 25% Level C - containing tungsten of9.5% |
Sheet 2
| Plstic 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 orGranule),etc |
Sheet 3
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 |
| Bimetallic treatment | Bimetallic Barrel/Cylinder: Centrifugal Casting (InlayAlloy) Bimetallic Screw: Plasma Alloy Coating Spraying Depth of Bimetallic Layer: >2mm Hardness of Bimetallic Layer:HRC55°-72° |
sheet4
| 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 |
Details:
Basic Alloy Steel Material We use:
Normal Material we use as following:
1.38CrMoAlA(JIS SACM645),
2.Cr12MOV(JIS SKD-11)
3.4Cr5MoSiV1(JIS SKD-61)
4.42CrMo(AISI 4140)
The foreign material we used as following:
1. Germanysteel, GH113 ,2250 ,2842 ,1.8509 ,1.442 ,1.6582 ,1.6523 ,1.2080,1.4542,
2. USA steel, P20,420,L6,H13,W110,D3,A2,D6,O1,S1,M35,8620,3115,K52440
3. Sweden steel, 718S,718H,S136,S136H,STAVAX,ASP-23,ASP-30
4. Australia Steel, M202,M300,W302,K460,W300,K900,K100,W321
5. Hardnesssteel, YG6X,YG 6A,YG 6,YG8N,YG8,YG8C,YG11C,YG 15,YT5,YT14,YT30
6. Japan Steel, SKT 4,YXM 4,YXM 42,SNC 815,SK -3,SKS 3,and etc.Production steps:
CustomeOrder--Product Design(Customer Drawing)—ProductionFlowArrangement—MaterialProcurement—Hardening&Tempering—Drilling—RoughTurning—Rough ThreadRolling(Alloy SprayWelding)—Alignment—FineThreadRolling—Mixing—Alignment—HighFrequencyTreatment—Alignment—Polishing—Grinding—120 HoursNitridingTreatment—AcidPiclking—Polishing—ChromePlating—O.D.Grinding—Packaging&Shipping
About Huachen
HUACHEN SCREW CO.,LTD. SHOW:
HUACHEN Equipment for process film blowing screw barrel:
CNC Miller machine processing screw
Machine is processing barrel
Machines are milling the inner hole of barrel
Bimetallic Oven
Our single screw barrel workshop
Nitrogen Oven
HUACHEN SCREW CO.,LTD. has proven experience of over 20 years in producing various kinds of screw and barrels, such as twin screw barrel (conical twin screw and barrel, parallel twin screw and barrel), single screw barrel(extruderscrewbarrel, injection screw barrel), rubber screw barrel(coolfeedingrubber screw barrel, hot feeding rubber screw barrel andpinrubberscrew barrel) and planet screw barrel.
All HUACHEN Brand screw barrels include bimetallic, nitrided, WC coating, bimetallic-WC coating and etc.
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