Design and manufacturing is based on technology imported from Type PSV idlers of Rulmeca Co. of Italy. The company provides high quality idler rollers used in various service conditions, with minimized rolling resistance, long service life and waterproof seal system. The idler rollers are manufactured using high precision special purpose welded pipe, cold-drawn shaft, steel pressed bearing seats, deep groove ball bearings, and multiple labyrinth seals. The rollers manufactured by the company meet National Standard and technical requirements of Mining Ministry.