Letone hydraulic hose meets various general standards such as SAE, DIN, ISO, GB, MSHA, MT, etc., its various types of high, medium and low pressure products are suitable for the manufacture and maintenance of construction machinery, agricultural machinery, coal mining machinery, high-speed rail cars, etc. to meet the needs of high-performance hose users. The product design of Letone steel wire braided rubber hose LT681 (SAE 100RAT / EN853 SN) has been approved by ABS (the American Bureau of Shipping) and meets the needs of marine equipment. Hydraulic Hose,Bop Hose,Winding Hose,Hydrogenation Hose Luohe Letone Hydraulic Technology Co., Ltd , https://www.zjlitonghose.com
We are a professional designer and manufacturer for all kinds of high quality parallel twin screw barrel for extruders. Pls check the specifications as below:
Diameter: Dia45mm-Dia200mm
L/D ratio: 16-35
The compression ratio of screws can be designed according to different products and ingredients, and Cincinatti, Krauss Maffei, Battenfeld, Weber, Amut, Baosano designs are available.
Our advantages:
1)High-quality raw material
2)On time delivery
3)Competitive pricing
4)Reliable products and full technical support
Basic technical info as below:
Base Materials:
1)38CrMoAlA(JIS SACM645)
2)42CrMo(AISI 4140)
Technics:
1)Heat treatment
2)Nitriding treatment
Technical parameter:
Nitrided layer depth: 0.5-0.8mm
Nitrided hardness: 900-1000HV
Nitrided brittleness: Less than grade 1
Surface roughness: Ra0.4
Linearity of screw: 0.015mm
If you need bimetallic or hard-chrome electroplated products, more info. Will be sent according to your requirements.