Gvn Pulleys

Pulleys are of heavy duty construction suitable for continuous operation. Minimum pulley diameters are as per IS : 1891 (Part I) 1978 While other dimensions and tolerances are as per IS: 8531- 1977.
Pulley shells are either made from standard heavy tubes or fabricated from steel plates. Depending upon the face width, two or three diaphragms are provided. Pulley Shafts are of carbon steel and fully machined to precise tolerances, Assembly of pulley and shaft is usually accomplished through a bore and keyway. However, taper lock bushings are also offered. Heavy duty split type plummer blocks equipped with self aligning double row ball/roller/taper roller bearings with adequate dust sealing arrangements are used. Takeup shaft runs between standard takeup. Blocks with antifriction self aligning ball bearing, sliding between parallel guides provided in the structure.