Power Transmission Engineering Magazine
www.powertransmission.com/articles/4250

Plastic Racks from QTC are Stocked in 13 Sizes

May 31, 2012
Precision 20o pressure angle plastic racks from Quality Transmission Components are stocked in 13 sizes in pitch size modules 1~3. These hobbed racks, identified as the PR, and PRF Series, are made of MC901 and have a tooth hardness of 115~120HRR. They conform to KHK R 001 grade 5 standards. Total rack lengths range from 505 mm to 1010 mm. Face widths range from 10 mm to 30 mm. Rack heights range from 12 mm to 35 mm.