|Surface Treatment:||Nitrided Treatment||Product Name:||Screw Element|
plastic auxiliary equipment,
plastic shredder blades
PP PE ABS Screw And Barrel For Plastic Extruder Machine 38CrMoAL
Production Flow of Screw And Barrel For Plastic Extruder Machine
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
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
|MOQ||1 set (1 pc screw and 1 pc barrel)|
I TYPE:nitirding ones
II TYPE:bimetallic ones
III TYPE:chrome plating ones
I TYPE:nitriding ones
II TYPE:bimetallic ones
|Accessories||1Xscrew head,1xscrew collar,1xscrew sheel,1xbarrel flange,1xbarrel nozzle|
Material:High quality 38CrMoAlA
Process:Advanced nitriding & bimetallic process
Hardness After Hardening & Tempering:HB280-320
Nitrided Case Depth:0.45-0.8mm
Nitrided Brittleness:Less than Grade 2
Surface Roughness:Ra 0.4
Alloy Hardness:HRC 50-65
Alloy Depth:0.8-2.0mm for screw and 1~3mm for barrel
Turnkey project service:
1. we will provide all the machines for the complete production according to customer's requirements.
2. we will provide complete service for factory layout and other information to help customer to build the factory.
3. we can also provide the raw material to the customer if you need.
4. we will provide good service for machine installation and training, until the customers can run the machines and make stably production.
5. Except one year quality guarantee, we will provide after-sell service for all the life.
6. For long-term cooperation, we always provide good quality, good price and good service to customer. we are the professional and trustable supplier for turnkey projects. Let us do win-win business together.
Why Choose hopesun
* Over 20 years experiences focus on recycling machine. The biggest plastic recycling machine factory in south China. We have the strength give better service and price to you.
* Overseas Service Station: We have service station, cooperate reseller more than 40 countries. hopesun can meet your requirements on testing, installation and after sales service.
* OEM/ODM is Supported: We have a strong R&G team. We can research and development suitable color sorter for you.
* Quality Process Assurance: We pass ISO quality management system, each process of production are under strictly standard.
* Shipping Guarantee: we have professional packaging operations team, independent export qualification to ensure product safety and stability to reach customers in the hands.
* After-sales Service Guarantee: We provide one year warranty and lifetime maintenance. Free home repair during the warranty period (except for human factors or irresistible natural phenomena caused by failure or damage)
* Sales team: Our professional sales team is fluent in English, Russian, Chinese , Spanish and Japanese. Can communicate better with customers.
Contact Person: Mr. Bryan