Type SSR super-silent LM guide features a special ball retainer and offers virtually noiseless operation along with increased speed and durability. Surrounded by the retainer, the balls roll along four precisely ground rolling grooves on the LM rail and the LM block. The retainer also helps maintain the spacing of the balls, which prevents friction. Acting as oil pockets, the ball retainers enhance grease retention and long-term, maintenance-free conditions.
THK America Inc., 200 E. Commerce Dr., Schaumburg, IL 60173.
An in-depth survey of 700 current and future users of 3D printing holds few surprises, but results emphasize some major trends already in progress. Two standouts are the big growth in end-use parts and metal additive manufacturing (AM) most respondents expect.
Focus on Fundamentals consists of 45-minute on-line classes that cover a host of technologies. You learn without leaving the comfort of your desk. All classes are taught by subject-matter experts and all are archived. So if you can't attend live, attend at your convenience.