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Impregnated Diamond Bits

HD-500 OceaneeringProspecting Drill

1. Summarize
THD-500 offshore drilling rig is a top head drive drill driven by hydraulic which is designed for oceaneering prospecting. It is mostly applicable to drilling stratum such as settled sludge, clunch, sandy clay, siltage, glutenite, bedrock and so on. HD-500 oceaneering prospecting drill can be used in all different technology of boring sample in all kinds of stratum.

2. Technical Parameter
1). Basic Parameter
Drilling depth（m）（water depth is 100m）: 500 400 300 Hole diameter（mm）:Φ91 Φ110 Φ127 Drill pipe diameter（mm） Φ50 Φ73 Φ89 Hole inclination: 90°

2). Drill Head of HD-500 Offshore Drilling Rig
Output rotate speed（positive and negative）（r/min ）
Shift 1 98~166；Shift 2 179~304；
Shift 3 344~583；Shift 4 626~1062
Rated output maximum torque（N.m）:6021

3). Main Hoist of HD-500 Oceaneering Prospecting Drill
Hoisting capacity（single wire rope first floor）（KN）:80
Single wire rope hoisting maximum speed（m/min）:42
Wire rope specification（mm）:Φ20
Wire rope capacity（m）:50

4). Assistant Hoist of HD-500 Offshore Drilling Rig
Hoisting capacity（single wire rope first floor）（KN）: 50
Single wire rope hoisting maximum speed（m/min）: 35
Wire rope specification（mm）: Φ18
Wire rope capacity（m）: 80

5) .Coring Hoist of HD-500 Oceaneering Prospecting Drill
Hoisting capacity（single wire rope first floor）（KN）: 20
Single wire rope hoisting maximum speed（m/min）: 40
Wire rope specification（mm）: Φ14
Wire rope capacity（m）: 100

6) .Hydraulic system of HD-500 Offshore Drilling Rig
Rated pressure main fuel line（MPa）: 25
Assistant fuel line（MPa）: 20
Delivery capacity（ml/r）: 71+32+20
Input rated speed（r/min）: 2200

7.1) Balance weight heave compensation system
Heave compensation ability（KN）: 25
Heave compensation stroke: 3 m

7.2) Balance weight

8) .Drill tower
Structural configuration: vertical height（m） 9
Rated load（KN）:400

9) .Drilling mud pump
BW-250 hydraulic motor
BW-250 hydraulic motor

10). Power machine
Type: 4BTAA3.9-125
Power (KW): 92
Rotate speed(r/min):2200

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