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Casing drive is to rotate casing tube [steel tube] for DRA auger drive system (a separated system (casing drive unit and auger flight drive unit) of Doughnut auger drive).
Casing drive is mounted on a same leader together with Earth auger drive. Each drive is moved up and down to obtain high efficiency of boring. Working efficiency is improved because of no need service hole differently with Doughnut auger drive.
 DIMENSIONS
SPECIFICATION
|
MODEL
|
MOTOR
(KwxP)
|
ROTATION
(R.P.M.)
|
TORQUE
(kg.m)
|
WEIGHT
(kg)
|
CASING
|
REMARK
|
|
SCD630
|
630A
|
45Kw x 6p x 2
|
5.2
|
16,800
|
6,350
|
(Dia.635)
Dia.406~600
|
|
|
630B
|
55Kw x 6p x 2
|
5.2
|
20,600
|
6,520
|
|
|
SCD680
|
680A
|
45Kw x 6p x 2
|
5.2
|
16,800
|
6,620
|
(Dia.685)
Dia.406~711
|
|
|
680B
|
55Kw x 6p x 2
|
5.2
|
20,600
|
6,750
|
|
|
SCD850
|
850A
|
55Kw x 8p x 2
|
3.5
|
30,500
|
8,750
|
(Dia.895)
Dia.406~915
|
|
|
850P
|
55Kw x 4/8p x 2
|
4P 7 |
15,300
|
9,015
|
|
| 8P 3.5 |
30,500
|
|
|
SCD1000
|
1000A
|
55Kw x 8p x 2
|
3.2
|
33,500
|
9,870
|
(Dia.990)
Dia.609~1000
|
|
|
1000B
|
75Kw x 8p x 2
|
3.2
|
45,700
|
10,320
|
|
|
1000P
|
55Kw x 4/8p x 2
|
4P 6.4 |
22,800
|
10,320
|
|
| 8P 3.2 |
45,500
|
|
|
SCD1200
|
1200B
|
75Kw x 8p x 2
|
2.8
|
52,000
|
12,200
|
(Dia.1180)
Dia.609~1200
|
|
|
1200P
|
75Kw x 4/8p x 2
|
4P 5.6 |
103,000
|
12,200
|
|
| 8P 2.8 |
52,000
|
|
|
