
Injection molding machine screw barrel
PRODUCT PARAMETERS
- Application:injection molding machine
- Place of Origin:Zhejiang,China
- Brand Name:JED
- Specifications: Φ 25mm~ Φ 250mm
- Material:38CrMoAlA
- Process:nitriding & bimetallic
- Nitrided Hardness:HV900-HV1000
- Nitrided Case Depth:0.45-0.8mm
- Nitrided Brittleness:Less than Grade 2
- Surface Roughness:Ra 0.4
- Screw Straightness:R0.015mm
- Length diameter ratio:1: (18-30)
- bimetallic :alloy layer 2-2.5
Description
PRODUCTS DETAILS
Packaging & Delivery
Packaging Details: PE Casting Film and Standard Wooden Case
Delivery Time: 30-45 Days after Deposit Payment
Specification
Design Details | Screw I TYPE:nitirding ones II TYPE:bimetallic ones III TYPE:chrome plating ones Barrel I TYPE:nitriding ones II TYPE:bimetallic ones |
Accessories | 1Xscrew head,1xscrew collar,1xscrew sheel,1xbarrel flange,1xbarrel nozzle |
Technical Specification | Material:High quality 38CrMoAlA Process:Advanced nitriding & bimetallic process Hardness After Hardening & Tempering:HB280-320 Nitrided Hardness:HV900-1000 Nitrided Case Depth:0.45-0.8mm Nitrided Brittleness:Less than Grade 2 Surface Roughness:Ra 0.4 Screw Straightness:0.015mm Alloy Hardness:HRC 50-65 Alloy Depth:0.8-2.0mm for screw and 1~3mm for barrel |
MOQ | 1 set (1 pc screw and 1 pc barrel) |
Delivery | 30~45 days |
Specification parameter
Amount of injection (g) | Screw diameter*length (mm) | Barrel diameter *length (mm) | Amount of injection (g) | Screw diameter *length (mm) | Barrel diameter*length (mm) |
30-90 | Φ30*90 | Φ85*860 | 800-1250 | Φ75*1825 | Φ170*1725 |
60-125 | Φ35*910 | Φ85*860 | 1000-1500 | Φ80*2000 | Φ180*1805 |
100-150 | Φ38*935 | Φ95*900 | 1250-2000 | Φ85*2300 | Φ190*1900 |
125-160 | Φ40*980 | Φ95*910 | 2000-3000 | Φ90*2700 | Φ210*2000 |
125-300 | Φ42*1030 | Φ105*8880 | 2500-5000 | Φ100*2600 | Φ230*2405 |
250-400 | Φ45*1210 | Φ115*1165 | 3000-6000 | Φ110*2600 | Φ256*2590 |
300-500 | Φ50*1300 | Φ125*1260 | 4000-10000 | Φ120*2800 | Φ256*2800 |
450-600 | Φ55*1335 | Φ130*1320 | 6000-8000 | Φ130*3010 | Φ256*2970 |
500-700 | Φ56*1350 | Φ130*1350 | 8000-10000 | Φ145*3010 | Φ256*3200 |
500-700 | Φ60*1380 | Φ140*1350 | 10000-15000 | Φ160*3500 | Φ270*3200 |
650-800 | Φ65*1415 | Φ150*1420 | 13000-25000 | Φ170*3415 | Φ317*3380 |
700-1000 | Φ70*1790 | Φ160*1685 |
Production Flow
Screw Process:
Blanking ->Punching ->Rough turning ->Hardening & Tempering ->Finish turning ->Rough Milling ->Finish Milling ->Make grooves for bimetallic ->Bimetallic by PTA ->Rough Grinding ->Rough polishing ->Make splines or Keys ->Nitriding ->Finish Grinding ->Polishing ->Packing & Delivery
Barrel Process:
Blanking ->Punching ->Rough turning ->Rough Boring ->Hardening&Tempering ->Finish Boring(0.4-0.8mm) ->Make grooves for bimetallic ->Bimetallic by PTA ->Finish Grinding ->Finish turning ->Milling the feeding hole & exhausting holes ->Nitriding ->Make other small holes,thermometer hole,location hole->Grinding surface of feeding hole & exhausting hole ->Polishing ->Packing & Delivery
FAQs
Product Category:
Sheet extruder screw cylinder | Blow film extruder screw barrel | Blow molding extruder screw barrel | Recycling granulation extruder screw cylinder |
Wire and cable extruder screw | Plastic steel strip extruder screw barrel | Wire drawing extruder screw barrel | Film coated extruder screw barrel |
Cast film extruder screw tube | Plate extruder screw barrel | Spinning extruder screw barrel | Conical twin-screw tube |
Parallel twin-screw barrel | Injection molding machine screw cylinder | Food extruder screw tube | Chemical extruder screw barrel |
Non standard screw cylinder | Customized extruder | ||
If some screw products do not have a list, please feel free to contact us by email and we will reply within 24 hours!

We can quickly reach any country and region through sea freight, air freight, international express delivery, and other transportation methods. We have stock of standard sized screws and barrels, and once confirmed by the customer, they can be delivered within 5-7 days.

We have many experienced engineers who can quickly customize various types and types of screw barrel according to customer requirements. Before produce, technical will check every detail with salesman according with clients’ request. Under produce, every step will be inspected before next process. And every salesman will follow some time to make sure 100% correct and reduce communication error and work undelay. We put quality at a high level and the price is middle level.

Our sales team is familiar with the production and export processes and has nearly 10 years of customer service experience. Every salesperson can ensure that the customer’s requirements and our screw barrel are 100% accurate in production details. We will solve any cargo issues until the customer is satisfied.