1） Crane drum structure

2） Crane drum description

The crane drum is one of the most crucial components in the crane equipment , with unique functions to wind steel ropes of the hosting or towing mechanism whereby converting the rotary motion of the driving unit into the linear motion of the rope .

3） Crane rope drum advantages and features

a. Thanks to the simple structure , crane drum adjustment and installation become rather convenient .

b. During crane drum operation, steel wire rope seat themselves properly into the spiral grooves arranged around the circumference of the cable drum.

c. Ensure a proper level of stress evenly acting upon the steel wire rope .

d. Crane drum standardized design is suited to various lifting heights .

e . crane drum material : low-carbon alloy steel , such as Q345B , S355 J2G3 and so on or according client request .

f. Welding test :100%UT and MT

g. groove heat treatment by intermediate frequency quenching , hardness HB330-350 and deep around ≥1.5mm .

h. High strength ,light weight and great rigidity

i. Lager-diameter drum with small drum width enables a safe fleet angle, which in turn extends the use life of the cable

4） Application

Port , waste management , wind power , automobile , transformer , storage and logistics , steel factory ,container , tunnel , construction machinery , metallurgy , and shipbuilding industries .

5） Related Names

Hoist drums , wire rope drums , winding drum supplier , electrical cord reels