Electronics Industry and Dust Collection - RoboventIntroduction to Dust and Fume Collection for Electronics Manufacturers. The electronics manufacturing industry is one of the largest industries in the world, and it continues to grow. The staggering numbers are projected to reach 670 Billion US dollars worldwide by 2018. With numbers like these, anything that offers a.manufacturers of electronic rock grinder,Mini-Sonic Vibrating Rock Tumbler and Polisher - The Rock ShedPlease Note: The manufacturer's operating instructions suggest the use of a grit pack with ceramic media grit carrier. Shipping Weight 14 lbs. Special Offer We offer 20% discount on any Crushed Rock Order and 10% off of any Tumbling Grit Order at the time of purchase of this Tumbler NOTE: This discount will be calculated.