Film blowing screw is a special design for film blowing machines.Thesample of this set screw diameter is D90mm,total length is 2460mm,Barreldiameter is D170mm, total length is 1777mm, and as our customer'srequest, we processed two flanges,one size is D340*80mm,the other sizeis D360*65mm.
Treatment of sample: screw and barrel both nitrided.
Sample picture:
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/PEFilm 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 FoamedScrew;Granulation Screw,Vented single screw etc!
PVC/PEFilm 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 FoamedScrew;Granulation Screw,Vented single screw etc!
| 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 alloy2)Ni-based alloy/Deloro alloy 3)Co-based alloy4)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 |
Details:
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(extruder screwbarrel, injection screw barrel), rubber screw barrel(cool feedingrubber screw barrel, hot feeding rubber screw barrel andpin rubberscrew barrel) and planet screw barrel.
All HUACHEN Brand screw barrels include bimetallic, nitrided, WC coating, bimetallic-WC coating and etc.
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