Bimetallic Screw Barrel

PRODUCTS DETAILS

Packaging & Delivery

Packaging Details: PE Casting Film and Standard Wooden Case

Delivery Time: 30-45 Days after Deposit Payment

Specification

MOQ	1 set (1 pc screw and 1 pc barrel)
Delivery	25~35 days
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	1X screw head,1x screw 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

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

Company Information

ZHOUSHAN JED MACHINERY MANUFACTORY is a professional manufacturer of extruder screw barrel, injection screw barrel, parallel twin screw barrel, conical twin screw barrel, rubber screw barrel, bimetallic screw barrel and other various types of screw barrel. At present, Jed SCREW have a professional design experienced production team. We are located in the east of Zhoushan city, Zhejiang province, close to Shanghai, Ningbo port.

ZHOUSHAN JED SCREW has strong technical force, equipped with advanced equipment and strict tests. Mostly products materials are selected from high quality powder alloy steel with the best materials to exploit market and most new materials, add reasonable process design through tempering, molding, qualitative, nitriding, fine grinding, polishing process of refining. So that the screw barrel has super-hard resistance wear, corrosion resistance, fracture resistance. In order to meet the needs of our customers, we company also provides product design, surveying and mapping, sample processing and repair manufacturing business. All of our products comply with international quality standards (ISO9001-2000). Since the establishment of the company, we are getting greatly appreciated and praise from new and old customers around the world. We will insist on the principle of quality, honest to customers, and provide our customers new information of the products and offer good quality products with good price.

Till now, our screw barrels have been exported to more than 30 countries all over the world, like USA, India, South Africa, Turkey, Russia and so on. We sincerely welcome customers to negotiate consultation and exchanges guidance. Your satisfaction is our eternal pursue and goal.