About us :
Zhejiang pinbo plastic machinery co.,ltd is located in ruian wenzhou city with brand of PYM (Former Ruian yumin machine screw co.ltd since 1988). The company is specialized in making screw barrel, gearbox zlyj series, t die, filter and extruder machine. It has become one of the largest supplier of main parts in Ruian city which is the basement of plastic machines.
It owns many computer-control CNC milling machines in length 8000mm in Fanuk series, 18000mm length deep hole drilling machine and other advanced equipment. Long time nitriding treatment for 7days and nights greatly ensure the hardness and lifetime of its products.
Meanwhile, the company and its products have passed assessment by SGS company, Bureau of Veritas, Tuv and Ce certificate.
Top Quality PE Injection Screw Barrel (65/120)
Main parameters :
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
Q1:What are we?
A:We are factory, with license of import and export goods by ourself.
Q2:How to get to us?
A:The nearest airport is Wenzhou airport, and the nearest train station is Ruian station.
Q3How do we control the quality of screw barrel?
A: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.
Our advantage :
| 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. |
| 6. Welcome to visit our factory . |
Zhejiang pinbo plastic machinery Co., Ltd is a factory, specialized in making screw barrel, filter, mold, gearbox and extruder machines. Frormer name is Ruian yumin machine screw Co., Ltd since 1988 with brand name PYM. During the past 2 decades, it has become the biggest supplier of main parts of plastic machines in Ruian city, covering the land over 10000 cube meters. Its hot sell products are various kinds of screw barrel for film blow machine and reccement bag, rice bag, shoe machines and injection machine. It is equipped with professional machines and equipment, like FANUK series CNC computer-controlled machines, depth hole drilling machine in 18000 mm length, nitriding ovens in 8000mm depth. It does nitriding treatment for 7 days and nights, which greatly ensure the hardness of products. Its products are welcome a lot with clients and friends all over the world. With its large-scale production, it continuously improve the quality assurance system and implement standardized management. It insists on the spirit of "innovation for development together with our cooperators". Any consult or inquiry, are warmly welcomed.
