20 Tons&4m3 Two Rope Dredging Grab (GHE-DG)

Lifting capacity(SWL): 20 tons.
Dead weight: 13 tons
Material density: 1 - 2t/m3
Grab bucket volume: 4m3
Grab material: Q345B+ HARDOX400
Colour: Green

It is an efficient tool for dredging deep sides of sea or lakes. The mechanical structure for opening & closing is succinct and original. No maintenance required except greasing. It is easy to use and can work under any circumstances in order.
TECHNICAL FEATURES:
It is used to transport cast loads which have 1-2ton/ m3 density.
Automatic single rope system.
It has a mechanism that gets it turned of or turned on automatically.
Our products have the capacity between 0.5 m3 up to 20 m3 They are painted two times against the corrosion.
Bucket jaws are made of special steel material.
It is used by attaching to ship and port crane hooks.
Casted steel pulleys are used.
Using 3D Virtual Design, by Interference Checking, the products can be showed in the stage of design, which can secure the product's quality and outward appearance.

Pls kindly send us your detailed specifications as follow if you are interested in our grabs.
1. What's the lifting material?
2. What's the cubage of the grab?
3. What's the maximum lifting weight of the crane?
4. What's the working environment?
We will offer you the best suitable grab with best price and quality. These specifications above can make it clear about your requirements.
Thanks very much for your kindly cooperation!