Electro-hydraulic clamshell grab is mainly designed for handing powder and bulk materials such as chemicals,fertilizer,grain,coal,coke,iron ore,sand,particle construction materials and smashed rock etc.It has been widely used on ports,steel plants,power stations,ships and garbage treatment plants,and us used together with tower cranes,ship cranes,ship unloaders,traveling cranes and other type of cranes. The grab has its own hydraulic system,all key elements are imported well-known brands to ensure the high performance of grab. It is simple in structure,easy operation and stable in working under all kinds of severe circumstances.Electro-hydraulic clamshell grab  Parameter:Type（MHD）Power（kw）Dead weight (Kg)SWL (t)Volume  (m3)Max     Pressure (bar)Close time(s)Size（mm）380V50Hz440V60Hz380V50Hz440V60HzABCDEMHD15.0-125015.018.013603.61.2518086.521002010164019501400MHD15.0-1600  15204.41.618086.521202080174020801540MHD18.5-200018.522.018705.52.018010823202200190022401700MHD18.5-2500  20306.62.518010823602320208024601860MHD22.0-300022.026.030808.53.0200131129602890220027101960MHD22.0-4000  356010.84.0200131130502950220028002300MHD30.0-500030.035.0486013.95.02001714.533803070252030202300MHD30.0-6300  518016.56.32001714.535003100267032402500MHD30.0-8000  665021.18.0200191635003220292034002640MHD37.0-900037.044.0816024.49.0200191637603300305037002940MHD37.0-10000  835026.410.0200191637603300305037003250MHD37.0-11000  852028.311.0200191637603300305037003560MHD45.0-1200045.054.0988031.512.0220191641003820328039603430MHD45.0-13000  1021033.613.0220191641003820328039603700MHD45.0-14000  1050035.714.0220191641003820328039603980MHD55.0-1500055.066.01372040.715.0220191644204120356042103650MHD55.0-16500  1425044.016.5220191644204120356042104120MHD55.0-18000  1471047.118.0220211945804130378044204200