Decades ago, technology shifted from HSS to indexable inserts in turning and milling. This movement wasn't immediately realized in gear hobbing because coated PM-HSS hobs and complex gear profiles remained highly effective and productive methods. Only fairly recently have gear manufacturers started to take a serious look at indexable technology to cut gear teeth.
Sunnen Products Company introduces a quantum improvement in a key manufacturing process for cast-iron hydraulic valve bodies using a precision single stroke honing process...