Core for dismantlable cable drum - is rectangular rubber or plastic sheet, reinforced by bars, wires or corrugated plate, and is bent to form roller

摘要

Drum comprising two end pieces each having a concentric groove into which fits the core. The end pieces are held by tennon bolts. The end pieces are made of wood, plastic or steel metal or their combination of those. The core is made of reinforced rubber or plastic cloth formed into a roll. The core fits into grooves in the end pieces. The core cloth is reinforced with threads or rods which run in the direction between the ends. The drum is stable, light and easily demountable for reuse. (Provisional Basic previously advised in Week 8405).