KHK USA Inc. (Mineola, NY), a factory-owned distributor of the market-leading KHK brand of metric gears, has announced its Ground Helical Rack Series (KRHG, KRHGF, KRHGFD), engineered to deliver exceptionally smooth operation, high torque transmission and long-lasting performance in precision motion systems. These premium ground helical racks are designed for demanding environments such as machine tools, high-speed automation equipment, and precision positioning systems where accuracy and quiet operation are essential.
The Ground Helical Racks are manufactured from SCM440 alloy steel and undergo thermal refining and induction hardening to achieve outstanding strength, rigidity, and wear resistance. Precision grinding to JIS Grade N6 (KHK Grade 1) ensures each rack meets the most stringent accuracy requirements, resulting in highly consistent surface quality and superior gear contact.
Offered in modules ranging from M1 to M6 and in standard lengths of 100, 500, and 1,000mm, the Ground Helical Rack Series accommodates a wide range of system configurations.
