Product Introduction
DTH Hammer
27년동안 해머와 비트를 전문적으로 생산해온 저희 ㈜동우는 그 동안 쌓인 기술력과 노하우 그리고 끊임 없는 발전으로 시장을 선도하고 있습니다. 동우해머는 특수열처리와 정밀가공 과정을 거쳐 엄격한 품질관리 하에 제작되어 우수한 내구성을 지니고 있으며 다양한 모델들과 우수한 천공속도와 압력강도 그리고 효과적인 공기압으로 국내 및 해외에서 수많은 항만 공사현장, 각종 토목공사 현장, 도로공사현장, 아파트 공사현장 및 지하수, 온천수 개발현장에서 사용되고 있습니다
조립 영상
SPECIFICATIONS
* Customer can choose the shank type and Joint type to use.
| Model | Recommend Bit Dia.(mm) |
Outside Dia.(mm) |
Shank Type | Length(mm) | Weight(kg) | Joint Type |
|---|---|---|---|---|---|---|
| DW80S(3") | 90~110 | 79 | DHD3.5 | 883 | 24.5 | 2-3/8 API Reg. Pin |
| DW90S(4") | 115~153 | 96 | DHD340, SD4 | 1005 | 37 | 2-3/8 API Reg. Pin |
| DW140S(6") | 152~203 | 138 | SD6 | 1332 | 108 | 3-1/2 API Reg. Pin |
| DW180S(8") | 380~445 | 181 | DHD380 | 1,413 | 205 | API 4-1/2 Reg.Pin |
| DW220S(10") | 445~575 | 226 | N100 | 1,567 | 345 | API 4-1/2 Reg.Pin / Hex Joint |
DW270S (SD12) |
380~475 | 273 | SD12 | 2,070 | 650 | API 6-5/8 Reg.Pin / Hex Joint |
DW320S  |
380~530 | 320 | DW320 | 2,090 | 950 | API 7-5/8 Reg.Pin / Hex Joint |
DW370S  |
445~630 | 370 | DW370 | 2,155 | 1,200 | API 8-5/8 Reg.Pin / Hex Joint |
DW410S (N180, SD18)  |
457~650 | 410 | N180 / SD18 | 2,053 | 1,510 | API 8-5/8 Reg.Pin / Hex Joint |
| DW470S (N180, SD18) | 525~750 | 470 | N180 / SD18 | 2,123 | 2,110 | API 8-5/8 Reg.Pin / Hex Joint |
DW530S (N240) |
675~800 | 530 | DW530 / N240 | 2,489 | 2,764 | Hex Joint |
| DW640S | 775~975 | 640 | DW640 | 2,399 | 3,839 | Hex Joint |
DW800S  |
975~1,175 | 800 | DW800 | 2,516 | 6,435 | Hex Joint |
AIR CONSUMPTION
| Model | AIR CONSUMPTION | ||
|---|---|---|---|
| 150PSI (10.5kg/cm2) |
200PSI (14kg/cm2) |
250PSI (17.6kg/cm2) |
|
| DW80S (3") |
185 CFM (5.2 ㎥/min) |
265 CFM (7.5 ㎥/min) |
|
| DW90S (4") |
240 CFM (6.8 ㎥/min) |
315 CFM (8.9 ㎥/min) |
|
| DW140S (6") |
275 CFM (7.8 ㎥/min) |
385 CFM (10.9 ㎥/min) |
|
| DW180S (8") |
610CFM (17.3㎥/min) |
810CFM (22.9㎥/min) |
|
| DW220S (10") |
660CFM (18.7㎥/min) |
980CFM (27.8㎥/min) |
|
| DW270S (SD12) |
860CFM (24.4㎥/min) |
1,100CFM (31.1㎥/min) |
1,700CFM (48.1㎥/min) |
| DW320S | 1,150CFM (32.6㎥/min) |
1,650CFM (46.7㎥/min) |
2,150CFM (60.9㎥/min) |
| DW370S | 1,350CFM (38.2㎥/min) |
1,930CFM (54.7㎥/min) |
2,720CFM (77.0㎥/min) |
| DW410S (N180, SD18) |
1,430CFM (40.5㎥/min) |
2,120CFM (60.0㎥/min) |
3,000CFM (85.0㎥/min) |
| DW470S (N180, SD18) |
1,650CFM (46.7㎥/min) |
2,440CFM (69.1㎥/min) |
3,450CFM (97.7㎥/min) |
| DW530S (N240) |
2,150CFM (60.9㎥/min) |
2,900CFM (82.1㎥/min) |
3,930CFM (111.3㎥/min) |
| DW640S | 2,800CFMM (79.3㎥/min) |
3,700CFM (104.8㎥/min) |
4,600CFM (130.3㎥/min) |
| DW800S | 3,500CFM (99.1㎥/min) |
5,300CFM (150.1㎥/min) |
7,250CFM (205.3㎥/min) |
※1CFM=0.028317㎥/min
