- Piling Machine
- Rotary Drilling Rig
- CFA Rig
- Soil Mixing Machine
- GPS Boring Machine
- Casing Oscillator
- Diaphragm Wall Grab
- Piling Tools
- Rock Auger
- Rock Bucket
- Soil Auger
- Soil Bucket
- Core Barrel
- Belling Auger
- Casing Tube
- CFA Auger
- Kelly Bar
- Accessories
- Wear Parts
- Tremie Pipes
- Kelly Box and Adaptor
- Hammer Grab
- Desander
- Geotechnical Equipment
- Geotechnical Drilling Machine
- Standard Penetration Test
- Hydraulic Surface Exploration Core Drilling Rig
- Piling Technology Update
Changshu Huanli Industries Co., Ltd
Address: No.36 DingJiaBang, Changshu, Jiangsu, China
Post code: 215500
Tel: +86-512-52819133
Fax: +86-512-52823655
E-mail: busi02@agrostar.com.cn
Sales dept: Donny
busi02@agrostar.com.cn
Director: Edward
edward@agrostar.com.cn
Skype: edwardshen11
The diaphragm wall grab is used to break the rock and take out soil and gravel inside of casing after inserted the casing in the ground by oscillator, at large bore cast-in-place concrete pile work.
High construction efficiency, powerful shutting force and good perpendicularity for the diaphragm wall construction.
The diaphragm wall grab may also be installed with to maintain and repair the wall anytime during working.
The advanced electronic surveying system can accurately demonstrate the depth and the position direction of the grab on the screen, as accurate as to 0.01 degree.
Diaphragm wall grab which is rope suspended and operated hydraulically.

Diaphragm Wall Grab
The 80~120 ton closing force and 8~9 second shovel opening/closing time are activated by a cylinder which is installed inside of base body. High closing forces in combination with the possibility of multiple grabbing at the trench bottom result in high excavation rates even in dense and very hard soil strata.
Wall grab information | |
Width (mm) | Volume (Liter) |
300 | -- |
350 | 400 |
400 | 500 |
500 | 650 |
600 | 800 |
800 | 1100 |
1000 | 1400 |
1200 | 1700 |
SG series diaphragm wall grab’s features advanced technology, excellent performance, reliable quality and easy handing. It is a multifunctional foundation construction machine of high efficiency.
Structure and Main Component
1. Mast head
2. Upper mast
3. Lower mast
4. Free fall winch
5. Wire rope
6. Rated engine
7. Hydraulic hose
8. Hydraulic hose reel
9. Cylinder
10. Pylley6 block
11. Drum of inclinometer cable
12. Cable
Huanli Industries is a professional manufacturer and supplier of diaphragm wall grab in China. We offer a variety of manufacture piling machine, such as rotary drilling rig, CFA equipment, soil mixing machine, GPS boring machine, casing oscillator, and diaphragm wall grab ect. We possess 19 years’ experience of producing, selling and serving. Our company’s products have been exported to South-east Asia, Russia, UAE and other Middle East countries, Japan, Canada and other countries. If you need, please contact us and we hope you can visit our factories by yourselves.
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- Rock Auger
The rock auger is perfectly fit for the Kelly drilling in foundation technology, which consisted of the Kelly box, core pipe, flight, wear parts (teeth) and pilot.
Suitable for: sand, sand stone and gravel upto to hard rock
Huanli Industries is a professional ...
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- Rock Bucket
The rock bucket is perfectly fit for the Kelly drilling in foundation technology, which consisted of the Kelly box, cylinder, bottom plate & door, opening device, wear parts and heavy duty chisel pilot. High material loading capacity
Suitable for: sand, sand stone, broken rock piece, cobble and etc ...