Manual Chain Block — Product Overview & Specifications
SRE Material Handling Equipment Pvt. Ltd. manufactures heavy-duty Manual Chain Blocks from 1 Ton to 20 Ton for construction sites, manufacturing workshops, and mining facilities.
Constructed with Grade 80 heat-treated alloy load chains, Weston-style dual pawl automatic mechanical load brakes, 360° drop-forged latch hooks, and impact-resistant stamped steel casing.
Key Features & Safety Highlights
✓
Grade 80 Calibrated Load Chain
High-strength alloy steel chain conforms to IS:3832 with heavy proof-load testing.
✓
Weston Dual-Pawl Brake
Automatic mechanical friction brake securely holds rated load at any height without slipping.
✓
360° Swivel Forged Safety Hooks
Heat-treated alloy hooks with safety latches rotate freely for easy load positioning.
✓
Impact-Resistant Steel Housing
Heavy stamped steel cover protects internal gears from rain, dust, and workshop impacts.
Certified Configuration Matrix
| Model | Rated Capacity | Standard Lift | Chain Diameter | Hand Pull Effort | Proof Test Load |
|---|
| CB-01T | 1.0 Ton (1,000 Kg) | 3.0 Metres (Custom to 30m) | 6.0 mm G80 | 304 N | 1.5 Ton |
| CB-02T | 2.0 Ton (2,000 Kg) | 3.0 Metres (Custom to 30m) | 8.0 mm G80 | 336 N | 3.0 Ton |
| CB-03T | 3.0 Ton (3,000 Kg) | 3.0 Metres (Custom to 30m) | 8.0 mm (2 Falls) | 363 N | 4.5 Ton |
| CB-05T | 5.0 Ton (5,000 Kg) | 3.0 Metres (Custom to 30m) | 10.0 mm (2 Falls) | 382 N | 7.5 Ton |
| CB-10T | 10.0 Ton (10,000 Kg) | 3.0 Metres (Custom to 30m) | 10.0 mm (4 Falls) | 400 N | 15.0 Ton |
