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Conical Twin Screw Barrel

Supplier From China
Nov-25-16

1.We are a professional company specialized in manufacturing many types of screw, the barrel can be applied on all types of injection moulding machine,rubber hot-feeding extruder, rubber cold-feeding extruder, pin barrel cold feed extruder, plastic extruder with different specifications.
2.The models of screw include:
Variable pitch and variable depth, variable pitch and equal depth, variable depth and equal pitch, and equal depth and pitch.
Groove multi-die type, composite type, mixing type and separating type.
3. The material of screw: manufactured with high-quality nitro alloy steel, applying the method of hardening and tempering and nitriding, thus it enjoys the characteristics of long working life, wear resistance, and anti corrosion. Besides, the technique of hard alloy spraying or chrome plating can be used on the working surface of screw, which will make it have better using effectiveness.


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More Items Similiar to: Conical Twin Screw Barrel

Jul-06-16
 
Screw diameter: 35mm-200mm
Length: less than 10000mm
Barrel diameter: 35mm-200mm
Material: 38crmoala; skd61; skd11; 40cr; 42crmo; high quality alloy steel
Technology for tin coated screw barrel/: nitriding treatment, alloy coating spraying, heat-treatment, quenching
Appliance for tin coated screw barrel/: pa, evoh, eaa, pc etc
Aug-06-08
 
Specifications: 45/90, 45/100,50/105, 51/105, 55/110, 58/124, 60/125, 65/120, 65/132, 68/143, 70/140, 75/150, 80/143, 92/188

The compression ratio of the screw can be designed according to different products and mixtures.

Nitrided Hardness: HV 900-1000
Nitrided Case Depth: 0.45mm-0.7mm
Alloy hardness: HRC50-65
Alloy depth: 0.8mm-2.0mm
Materials: Quality 38CrMoAlA
Advanced nitriding process
Corrosion&Abrasion resistance bimetal spraying process
Nov-14-12
 
1.65/132 conical twin screw and barrel
2.Alloy hardness:hrc50-65
3.Centrifugal casting(tungsten carbide)
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Dimension:15/30 25/55 35/75 40/83 45/90-99
48/ 112-117 50/105-110 51/ 105-12055/ 110-125 58/ 125
60/ 125-129 65/ 120-132 68/ 147 70/ 150 74/ 156-162
80/ 143-156-162 86/ 177 92/ 184-188 95/ 193 105/ 203
Nov-14-12
 
1.Cincinnati conical twin screw and barrel
2.Alloy hardness:hrc50-65
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15/30 25/55 35/75 40/83 45/90-99
48/ 112-117 50/105-110 51/ 105-12055/ 110-125 58/ 125
60/ 125-129 65/ 120-132 68/ 147 70/ 150 74/ 156-162
80/ 143-156-162 86/ 177 92/ 184-188 95/ 193 105/ 203
Nov-14-12
 
1.80/156 conical twin screw and barrel
2.Alloy hardness:hrc50-65
3.Centrifugal casting(tungsten carbide)
4.Hot sale


15/30 25/55 35/75 40/83 45/90-99
48/ 112-117 50/105-110 51/ 105-12055/ 110-125 58/ 125
60/ 125-129 65/ 120-132 68/ 147 70/ 150 74/ 156-162
80/ 143-156-162 86/ 177 92/ 184-188 95/ 193 105/ 203
Dec-15-12
 
Specification:
45/90, 45/100, 50/105, 51/105, 55/110, 55/120, 58/124, 60/125, 65/120, 65/132, 68/143, 70/135, 70/140, 75/150, 80/143, 80/156, 92/188

The above are standard specifications, we can customize according to customers' requirements.

The compression ratio of screws can be designed according to different products and ingredients.

Base materials:
1)38crmoala(jis sacm645)
2)42crmo(aisi 4140)
3)4cr5mosi v1 (jis skd-61)
4)9cr18mov
5)hpt

Technics:
Heat treatment
High-frequency quenching
Nitriding treatment
Hard-chrome electroplating
Bimetallic alloy welding
Bimetallic alloy centrifugal casting

Technical parameter:
Nitrided layer depth: 0.5-0.8mm
Nitrided hardness: 900-1000hv
Nitrided brittleness: less than grade 1
Surface roughness: ra0.4
Linearity of screw: 0.015mm
Hard-chrome plating hardness after nitriding: ¡ý 950hv
Chrome-plating layer depth: 0.025-0.085mm
Bimetallic layer depth: 3mm



Slushing oil coated& film wrapped in wooden case
Mar-25-11
 
Technical index
Depth of nitrated layer: 0.5-0.8mm
Hardness of nitration: 900-1020hv
Fragility of nitration: less than grade 1
Surface roughness: ra 0.4um
Hardness of cr-coating layer: >=950hv
Hardness of bimetallic layer: hrc55-72
Thickness of cr-coated layer: 0.03-0.08mm
Depth of bimetallic layer: >2mm.


1set/wooden box.
Nov-12-18
Supplier From Zhoushan, China
Dec-15-12
 
Specification:
Screw diameter: d15- d 300
L/d ratio: 15-46
Product classification:
Aiming at different plastic products the screw can be chosen from: general type, pin type, barrier type, separation type, and gas-exhausting type, etc.

Base materials:
(1)38crmoala(jis sacm645)
(2)42crmo(aisi 4140)
(3)4cr5mosi v1 (jis skd-61)
(4)9cr18mov
(5)hpt

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

Technics:
Heat treatment
High-frequency quenching
Nitriding treatment
Hard-chrome electroplating
Bimetallic alloy welding
Bimetallic alloy centrifugal casting

Technical parameter:
Nitrided layer depth: 0.5-0.8mm
Nitrided hardness: 900-1000hv
Nitrided brittleness: less than grade 1
Surface roughness: ra0.4
Linearity of screw: 0.015mm
Hard-chrome plating hardness after nitriding: >950hv
Chrome-plating layer depth: 0.025-0.085mm
Bimetallic layer depth: 3mm



Slushing oil coated& film wrapped in wooden case

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