conical twin screw barrel

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Heat Treatment of Screw

Nitriding 96 Hour

Hardness of Nitration Layer

HRC 56-58

Hardness of Bimetallic Layer

HRC 62-64

Nitrated Layer of Screw

0.5-0.8mm

Bimetallic Layer Thickness

2-4 mm

Surface Roughness

Ra 0.4um

Fragility of Nitration

Less Than Grade 1

Means of Transport

by Sea or by Air

Delivery Date of goods

25-30 Days

Package of screw barrel

Ply Wood Case

 

AVAILABLE SOLUTION OF SCREW BARREL

ITEMS GRADE

HARDNESS AND LIFE TIME

PROCESS DETAILS

ZERO SOLUTION

(HRC 58-62, 12-18 months)

42CrMo/38CrMoALA + thermo refining

+Hvof spraying+ nitriding 96 hours+fine polishing

JUPITER SOLUTION

(HRC 58-62, 12-18 months)

42CrMo/38CrMoALA + thermo refining

+Hvof spraying+ nitriding 96 hours+fine polishing

ULTRON SOLUTION

(HRC 62-64, 24 months)

SKD61+queching+ harden inside process

+nitriding 96 hours+fine polishing

 

DIMENSION RANGE OF SCREW BARREL (TWIN CONICAL SCREW BARREL)

Model

SJSZ-51

SJSZ-55

SJSZ-65

SJSZ-80

SSJZ-92

Screw Dia. (mm)

 51/105

 55/110

65/132

 80/156

 92/188

Max. Speed (rpm)

 40

 38

38

 37

 36

Main Motor(KW)

18.5

 22

37

 55

 90

Output (KG/h)

 80-100

100-150

150-250

 250-280

 380-700

 

 

DIMENSION RANGE OF SCREW BARREL(SINGLE, OR TWIN PARALLEL SCREW BARREL)

ITEMS

DIAMETER

TOTAL LENGTH

L/D RATIO

screw

15-300 mm  

300-6000 mm

15-50

barrel

60-600 mm

300-6000 mm


 

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Ms. Katrina
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ningbo cowell industry co., ltd
No.908 Liyuan Road 668, Ningbo, Zhejiang, China (Mainland)
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