tapered screw and barrel for extruder PVC

1)Excellent raw materials 2)Good customer service 3)Rapid delivery 4)Reasonable price 5)Production quickly

Material:

1) W6Mo5Cr4V2

2) 38CrMoAlA(JIS SACM645)

3) 42CrMo(AIS14140)

4) S45C

Technics:

1) Heat treatment

2) Nitriding treatment

3) Vacuum quenching

Technical parameter:

D/d ratio:1.55

Nitrided layer depth: ≥ 0.4mm

Nitrided hardness:900-1000HV

About ZY:

1.rich strength----We have our own professional teams in the sales, design, production, inspection and customer service areas. We concentrate to bring customers the most perfect customer experiences.

2.high-quality products----We adopt a series of advanced production and processing equipments such as CNC machines , Stellite PTA welding machines to ensure the quality of our products.

3.large international market----We do foreign trade more than 5 years, we have a set of mature foreign trade system, our customers are all over the world. We will continue to expand our international market.

4.location advantage----We are located in China’s screw town----Jintang town, Zhoushan city, near to Ningbo Port and Shanghai Port.

5.serious and responsible attitude----Over the years, we always maintain a serious, professional and responsible attitude, make our best efforts to meet customers’ demands.