China Cheap Seven-Roll Straightener Machine for Steel Round Bar

Main technical parameters: 

1. Blank: hot rolled or annealed. The specific parameters are as follows: 

Specifications (mm) : φ30 to 100 Length: 2500-8000 

Material: special steel, such as carbon junction, junction, gear, spring, bearing, etc 

tensile strength (Mpa) : ≤1000Mpa 

Size and shape tolerance: comply with GB/T702-2008 

Straightening temperature: normal temperature 

Surface condition: black-leather material, hot rolled, with iron oxide on the surface 

2. Straightness before straightening: ≤4‰ 

3, straightening accuracy (mm/m) : ≤1‰ (blind area 250mm range ≤1.5‰) 

4, straightening bar surface quality: straightening process does not produce new straightening defects, such as scratches, indentation and straightening caused by internal loose and crack 

5, straightening speed (m/min): ≤50, stepless speed regulation

Yantai Haige International Trading Co.,Ltd., is a joint-stock enterprise engaged in exporting niche mechanical equipments produced in China to the markets abroad, which is located in Laishan district, Yantai City, Shandong Province, China.

The company is based on the manufacturing plant---Yantai Haige machine tools Co.,Ltd whose area is more than 2000m².There are one hundred and forty staffs working in the factory.The factory is mainly engaged in producing and selling peeling machines(centerless lathes), straightening machines, polishing machines(abrasive belt machines), auxiliary machines and other processing and finishing equipment for steel(bright steel) for more than ten years.




Certification


Packaging & Shipping

1.Are you manufacturer or trading company?

We are professional manufacturer and we have more than 10 years experience in this field.We have our own factory.

Besides,at the end of 2014,we was just estabilished a trading company.

2.How many employees are there in your factory?

Approximately 150 persons.

3.Do you have your own R&D team?How many design engineers do you have?

Yes,we have our own R&D team.More than 10 persons.

4.Which countries have your machines been exported to now?

Russia,South Korea,North KOrea,Pakistan,India,Vietnam,Taiwan,etc.

We regard our customer's satisfaction as our unremitting pursuit.

Contact Information:
Tony li,