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China Double-opening double bottom steel rock drilling bucket, sand bucket
Drilling buckets are mainly used for drilling water-bearing sandy soil, sludge, clay,muddy sub clay,sandy gravel, cobble, and weathered soft formation. The bucket can be designed into cylindrical type and conical type according to bucket diameter, type of drilling rig and soil conditions. The welding angle of bucket teeth can be designed accoding to formation conditions so that the drilling buckets can keep high efficiency of soil cutting amount in any formation conditions.
The bottom cover is made of high-strength Mn plate, and the cutting edge includes single-layer type and double-layer type; the soil inlet also includes single-bottom type and double-bottom type.
Features:
1- Cylindrical barrel & conical barrel (depends on customer demand)
2- Throughout ventilation hole
3- Hard facing strips around shell for wear protection an service life extending
4- Kelly box size as per customer demand
UNIMATE drilling buckets are mainly divided into three types:
1- Clay Drilling Buckets
2- Rock Drilling Buckets
3- Cleaning Bucket
1) Clay Drilling Buckets
There are two categories of clay drilling buckets:
1-Single Cut Clay Bucket 2- Double Cut Clay Bucket
Drilling Diameter Range: 600~2500mm Shell Length: 800~1200mm
Main Applications:
1- These buckets are suitable for drilling in clay, silt and loose to medium dense sand and gravel
2- Single cut buckets are recommended up to coarse gravel.
3- Double cut buckets are mainly used for bigger diameter uncased boreholes.
4- Single bottom buckets are used for clay laer and sticky formation.
2) Rock Drilling Buckets
There are two categories of rock drilling buckets:
1- Single Cut Rock Bucket 2- Double Cut Rock Bucket
Drilling Diameter Range: 600~2500mm Shell Length: 800~1200mm
Main Applications:
1- Rock buckets are suitable for drilling in medium to weak rock and in very dense sand and gravel.
2- Single cut buckets are recommended up to coarse gravel
3- Double cut buckets are recommended for secant piles and uncased boreholes construction.
3) Cleaning Bucket
Cleaning Diameter Range: 600~2500mm Barrel Length: 800~1500mm
Main Applications:
Cleaning bucket is used for cleaning the bottom of borehole.
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