功能

• A ball gauge and a ball are built inside a precisely ground cylindrical outer cylinder.
• The ball arrangement is staggered so that the load can be evenly distributed.
• A small friction coefficient allows for rotational, reciprocating, and combined motion.
• Press die set, in-crawl part of printing machine, punching press work chuck part, press feeder, work head for electric discharge machining, correction device for winding roll, spinning machine, strain measuring device, optical measuring instrument spindle, various copying machines.