Supply Rubber Extrusion Screw Barrel

• Customization: Available
• After-sales Service: If Has Quality Defects, a New One Will Be Made.
• Warranty: 180 Days
• Model NO.: 40mm-500mm
• Standard: DIN, JIS
• Technics: Cutting, Heat Treatment, Pta Welding, Casting
• Feature: Long Working Life
• Material: Alloy Steel
• Transport Package: Plywood Case
• Specification: 40mm-300mm
• Trademark: OULIN
• Origin: China
• HS Code: 84779000
• Production Capacity: 600-1000 Sets Per Year

Product Description

Detail Information For Supply Rubber Extrusion Screw Barrel:

Application: for different kinds of rubber.

Customer's Requirement: extrude rubber continuously, stably and uniformly.

Screw's quality: bimetallic quality or nitriding quality.

Barrel's quality: bimetallic quality or nitriding quality.


Detail Information For All Rubber Screw and Barrel:

Brief introduction:  
cold& hot feeding screw and barrel, such as pin type, conical type, venting type, injection type and etc, has good torque force& abrasion resistance, rubber will be extruded out uniformly and stably.

Specification:
1:For cold feeding screw and barrel
Diameter range: Ф40-Ф300MM
L/D ratio: 8-20

2: For hot feeding screw and barrel
Diameter range: Ф30-Ф250MM
L/D ratio: 4-8

3: for Pin type screw and barrel:
Diameter range: Ф60-Ф250MM
L/D ratio: 12-18

Base material : 
38CrMoAlA(JIS SACM645) from BAOSTEEL company.
Alloy Layer: Fe, Wc, Si, Cr, Ni, Co, C, Mo, B and etc ( different quality has different formula).

Quality grade for screw and barrel:
Nitriding quality--------common quality type.
Bimetallic quality-------better abrasive& corrosive resistance, has different quality grade.

Heat treatment:
Advance hardening and tempering
Nitriding treatment

Technical Parameters:
Nitriding depth: 0.50mm-0.80mm                                
Nitriding hardness: HRC56-58                          
Surface roughness: Ra 0.4                  
Screw straightness: 0.015mm  
Alloy layer depth: 2mm-3mm
Alloy layer hardness: HRC56-64 

ZHOUSHAN JINTANG OULIN MACHINERY CO., LTD is located in ZHOUSHAN city, near NINGBO city and SHANGHAI city,  Zhoushan city is the capital of Chinese screw and barrel, there has complete industrial& supply chains, experienced engineers& workers, take advantage of these, advanced design and production technology can be used in our products.

Chinese market is our main market and we started to export screw barrel since 2012, now our products were exported to over 20 countries, like India, Spain, Chile, Italy, Iran, Mexico, Turkey, Russia and others.


OULIN SCREW:  YOUR LOYAL PARTNER FOR SCREW AND BARREL





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