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連絡先担当者 Ms. huang
south xinshi, Shanghai, Shanghai
 1. Coal mine engineering, such as water injection, reduce dust, pressure drop, split coal, gas emissions.
2. Coal or rock engineering, such as grouting, water injection and blocking of grouting holes .
3. Hydropower, reservoir engineering, such as Curtain grouting, consolidation grouting, backfill grouting, chemical grouting and cement grouting.
|
Type Â
|
Hole
diameter
mm |
Max outside
diameter
mm |
Max expansion outside
diameter
mm |
Max pressure
grouting
MPa |
|
DMP**2
|
*2
|
*8
|
*0
|
7
|
|
DMP**6
|
*6
|
*5
|
*0
|
7
|
|
DMP**0
|
*0
|
*4
|
*5
|
7
|
|
DMP**5
|
*5
|
*8
|
*0
|
7
|
|
DMP**5
|
*5
|
*7
|
*5
|
7
|
|
DMP**1
|
*1
|
*4
|
**5
|
7
|
|
DMP***0
|
**0
|
*7
|
**5
|
5
|
|
DMP***0
|
**0
|
**8
|
**5
|
3
|
