Company information:
1 Our products:The company is specialized in making screw barrel,
gearbox zlyj series, t die, filter and recycling machine. It has become
one of the largest supplier of main parts in Ruian city which is
the basement of plastic machines.
2 Location advantage: located in -Ruian Town in Wenzhou City, near to Ningbo Port and Shanghai Port.
3 Market areas: global sales network reaching South America, Eastern Europe, Southeast Asia, Africa, Oceania and the Middle East etc. welcome to visit our company.
Sell well double screw barrel for pvc pellet
Material: 38CrMoAIA 40CrMo 42CrMo high quality alloy steel
Technology: Nitriding treatment, alloy coating spraying, heating treating, screw fully hardening.
Depth of nitrition layer: 0.5-0.8mm
Nitriding treatment surface hardness: HV>=900-1000
Fragility of nitrition: Less and grade 1
Surface roughness: Ra 0.4um
Streightness of screw: 0.015mm
Surface of hardness of nitrated Cr Coating layer: >=950HV
Hardness of Cr coating layer: HRC55-62
Thickness of alloy plating: 0.03-0.08mm
Depth of alloy layer: 2mm
Technological Process:
Blanking, Rough Machining, Quenching & Tempering, Semi Finishing Machining, Finished Product, DetectingNitring/Alloy Processed, Finish Machining
Packing for Stainless steel screw and barrel
1) Wooden case package
2) Plastic film package
3) Suitable to transportation
4) As buyer request
5) One piece into one package
After-Sales Service
1. If the after-sale problems we will reply you in time of after-sales request.
2. We have a large number of professional and technical personnel, engaged in equipment design and development work, has a wealth of practical experience. Can provide you with the best after-sales service.
FAQ
1.What are we?
We are factory, with license of import and export goods by ourself.
2.ow to get to us?
The nearest airport is Wenzhou airport, and the nearest train station is Ruian station.
3.How do we control the quality of screw barrel?
We have professional engineer and staffs to check every detail and dimensions from the raw materail, nitrding treatment and super grinding. We do the crucial nitriding treatment by ourself,
Dear customer, if you already have suppliers or are looking forsuppliers, have a try to believe us, we are sincerely welcome you and want to cooperate with you.
| 1. We have long history and experience working in the field |
| 2. We have the most advanced equipments and technique in our industry |
| 3. We have professional engineers and staffs |
| 4. We have 100% quality ensure system and 24hours after-sale service system |
| 5. We own two lands of workshop, covering 5000cbms. |
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Audited Supplier 
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