成人黄色激情小说丨亚洲va中文字幕无码一区丨国产porn丨比利时xxxx性hd极品丨亚洲国产成人无码精品丨亚洲一二三区av丨特黄毛片杨钰莹丨色婷婷亚洲一区二区综合丨特级黄色大片丨一级国产特黄bbbbb丨男人添女人囗交做爰高潮丨91精品视频一区二区丨欧美暧暧视频丨永久免费无码网站在线观看个丨国内a∨免费播放

Hotline:

0510-85410121

Hot keywords:
Contact us

13806176305

Tel:0510-85410121

Fax:0510-85071022

Email: lpx3030@126.com

Add:98 Jinchengwan Road, Taihu Street, Wuxi City, Jiangsu Province, China

Meaning of model code of ring rolling machine
Time:2021-03-14      Source:Wuxi Daqiao Bearing Machinery Co., Ltd
"Q"means pneumatic driving

"Y"means hydraulic driving

"D"means normal machine made with intermediate narrow width

"E"means machine mode with large width

"F"means machine mode with supper-large width

A:Original appearance of machine,the machine base is weld-formed by steel plate,such structure is light and slinky and has a good rigidity.

B:Reasonable and scientific design for machine tool,the machine tool has a high rolling accuracy for the new design and development of distribution of main shaft bearing.

C:Rectangle section of upper sliding block and rigidity.The length of guide rail of sliding block is increased to 5-6 times of journey of sliding block and guide accuracy is high.

D:Main parts of machine are all made of cast steel or high-quality alloy steel.

E:Sealed lower supporting bearing to make it working normally is a poor condition.

F:Sealed with YX O-ring in accordance with intenational standard,low resistance of cylinder, reliable seal performance and good abrasive resistance.

G:The rolling wheel is fixed with an internal cone-shaped expansion ring and its locating accuracy is high,the rolling wheel can be disassembled and replaced easily.

H:The fine-grinding machine is driven in a synchronized mode and rus smoothly, a wide adjusting range is available.

I:A muffler is equipped for exhausting system of gas pipeline to reduce noise and protect environment.
2021-03-14
2021-03-14