Basic Info.

Model NO. PB-EM Screw Single-Screw Engagement System Full Intermeshing Screw Channel Structure Deep Screw Exhaust Exhaust Automation Automatic Computerized Computerized Brand Name Pym Place of Origin Zhejiang China Tempering Hardness 240-280hv Depth of Nitrogen Layer 0.6-0.8mm Hardness of Nitrogen Treatment 900-1100hv Roughness of The Surface Ra0.4um Straightness of Screw 0.015mm Hardness of Alloy HRC62-72 Quality Control Test Before Delivery Transport Package Wood Package Specification CE SGS BV TUV Trademark pym Origin China Ruian HS Code 8477900000 Production Capacity 300set Per Month

Product Description

The main advantage of screw barrel:
A. Advanced Nitriding Technology
B. Anti-corrosion and Wear-resisting Duplex Metal Spraying Technoloy
C. We uses special alloy powders being sprayed and welded on the screw's ridge, and uses different alloy and welding methods for the screw of different functions.

Main parameters :
 

Product	The best single screw  barrel for extruder in ruian
Material	38 CrMoAlA(JIS SACM645); 42 CrMo(JIS SCM440)
Hardness of nitrogen treatment	HV900°~1100°
Tempering hardeness	HB240 ° ~280°
Depth of nitrogen layer:	0.6~0.8mm
Nitrided Brittleness	above 1 stage
Surface Roughness	Ra0.4 um
Screw straightness	0.015mm
Hardess of surface chromium-plating after Nitriding	HV≥950HV
Chromium plating Depth	0.025-0.085mm
Alloy Depth	2.5mm-4mm
Alloy hardness	HRC62°~72°
Heating-treatment	nitrogen ,electroplated hard -chrome finish,high frequency quenching

Why choose us?
A> long time experience and history
B> long time nitriding treatment and heating treatment by itself
C>advanced Fanuk series CNC computer-controlled milling machines
D>depth hole drilling machine in 18meters length, which ensure the straigtnss of barrel inside.
E> CAD drawing confirmation before start making
F> Prompt after sale service
G>Land owner and registration capital 25, 000, 000RMB
Remarks: We can design and manufacture various kinds of screw barrels according to the customer's requirement


What is the packaging?
1) Wooden case package
2) Plastic film package
3) Suitable to transportation
4) As buyer request
5) One piece into one package

Payment: T/T, Western union, moneyGram and so on.


Office:
ZHEJIANG PINBO PLASTIC MACHINERY CO.,LTD (FORMER RUIAN YUMIN MACHINE SCREW CO.,LTD) is one of the best machinery supplier in China.We cooperate with many machine factories.Waiting for your cooperate with us,your  best choice!   Have any questions,Pls feel free to contact us! Thanks. Waiting for your inquiry!!!


FAQ:
1. Q: What are we?
A: We are factory, with license of import and export goods by ourself.

2. Q; How to get to us?
A: The nearest airport is Wenzhou airport, and the nearest train station is Ruian station.

3. Q: How 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, we have nitriding ovens in depth8000mm, and do nitriding treatment in 8 days and nights, which greatly ensure the hardness of screw barrel.

Welcome to visit our company! Any question pls feel free to contact us. Waiting for your inquiries .