The sheave are made of aluminum alloy mounted on ball bearings. The groove is lined by Rubber Ring. The frame are made of Mild steel. Technical Specification:
- Frame: Mild Steel
- Motion: Ball Bearing.
- Coating: Epoxy primer and thereafter enamel painted.
- Sheave dimension for 300mm (Outside diameter x root diameter x sheave width) 300 x 236 x 65 mm
- Safe working load for 300mm: 2.5 Ton
- Weight for 300mm - 10 Kg.
- Sheave dimension for 400mm (Outside diameter x root diameter x sheave width) 400 x 295 x 75 mm
- Safe working load for 400mm: 2.5 Ton
- Weight for 400mm - 14 Kg.