Two people, one 2.4 m sheet of 18 mm MDF, and a dolly rated at 150 kg. On paper the numbers work. In the aisle, the sheet starts to lean because the backrest stops at 1.1 m, the front castor jams on a 15 mm expansion joint, and the load ends up dragged across the floor. That gap between the label a...
A 200 litre steel drum of resin weighs around 230 kg. A hand truck moves it along a flat aisle, but nothing about that trip gets the drum onto a 900 mm rack, tips it over a mixer mouth, or holds it steady while a pump is lowered in. Most drum handling problems appear at exactly that point, and so d...
A crane winch is often treated as a simple drum on a frame, but the numbers that decide whether it works are rarely the ones printed largest on the label. Rated pull, drum capacity and brake design determine whether the unit keeps a steady pull at full rope extension or starts to struggle once the ...