DTH Drill Bit DHD360-190
DHD shank DTH drill bit with flat face, 8 dome & 8 semi-ballistic carbide buttons for blasting bore holes, water well drilling.
ROSCHEN produces a various range of DTH hammer bits with DHD shanks type for a wide range of hole sizes, which have been designed to match all conceivable applications for water well industries, mining and construction.
Shank types: DHD3.5, DHD340A, DHD350R, DHD360, DHD380.
DTH rock drill bits hole diameter: 3", 4", 5", 6", 8"(85mm-305mm)
| CODE NO. |
DHD360-190 |
| Diameter |
190mm |
| air holes |
3 |
| gauge buttons |
8*18mm |
| front buttons |
11*16mm |
| face design |
Convex face |
| carbide design |
Dome |
| approx. weight |
28.5kgs |
Convex Face
An universal design, especially for hard and abrasive rock formation. Typically, flat face with hemispherical buttons design is the most popular choice. This kind of face shape is suitable for hard to very hard and abrasive rock formations in application with high air pressure. Good penetration rates an resistance to steel wash.
Dome/Hemispherical Buttons
Universal buttons for all rock formation, best suited to hardest and very abrasive rock formation.
Semi-Ballistic/Parabolic Buttons
Excellent penetration rate, but only suited to medium hard and not so very abrasive rock formation.
ROSCHEN also supply Down The Hole Hammers
Advantages:
1. Valveless air distribution. more reliable.
2. The rock Hammer are simple design of the piston, long life.
3. More efficient energy transfer,faster drilling speed, lower air consumption and lower oil consumption.
4. Fewer internal parts, simple structure, long life, less failure and easier to maintain because all the parts are heat treated.
5. Easy to disassemble because the top sub, the drive chuck and the external cylinder are connected multi-step thread.
ROSCHEN Hammer shank available:
1. BR shank series: BR1, BR2, BR3;
2. Cop shank series: Cop32, Cop34, Cop44, Cop54, Cop64, Cop84;
3. DHD shank series: DHD3.5, DHD340,DHD350, DHD360, DHD380;
4. SD shank series: SD4, SD5, SD6, SD8, SD10, SD12, SD15, SD18;
5. Mission shank series: Mission40, Mission50, Mission 60, Mission 80;
6. QL shank series: QL30, QL40, QL50, QL60, QL80;
7. NUMA shank series: NUMA120, NUMA125, NUMA180, NUMA240;
Total Product specifications:
For 3" hammer
DTH bits shank |
Bit Dia. |
No. Air Holes |
Guage Buttons |
Front Buttons |
Weight(kgs) |
Part No. |
| mm |
inch |
| COP32 |
85 |
3 11/32" |
2 |
6×φ13 |
4×φ12 |
4.2 |
COP32-85 |
| 90 |
3 1/2" |
2 |
6×φ14 |
4×φ12 |
4.5 |
COP32-90 |
| 95 |
3 3/4" |
2 |
6×φ14 |
4×φ13 |
4.7 |
COP32-95 |
| 100 |
3 7/8" |
2 |
8×φ12 |
6×φ12 |
5 |
COP32-100 |
| 105 |
4 1/8" |
2 |
8×φ13 |
6×φ12 |
5.3 |
COP32-105 |
| BR3 |
85 |
3 11/32" |
2 |
6×φ13 |
4×φ12 |
3.8 |
BR3-85 |
| 90 |
3 1/2" |
2 |
6×φ14 |
4×φ12 |
4 |
BR3-90 |
| 95 |
3 3/4" |
2 |
6×φ14 |
4×φ13 |
4.3 |
BR3-95 |
| 100 |
3 7/8" |
2 |
8×φ12 |
6×φ12 |
4.8 |
BR3-100 |
| 105 |
4 1/8" |
2 |
8×φ13 |
6×φ12 |
5.2 |
BR3-105 |
| DHD3.5/COP34 |
85 |
3 11/32" |
2 |
6×φ13 |
4×φ12 |
4.2 |
DHD35-85 |
| 90 |
3 1/2" |
2 |
6×φ14 |
4×φ12 |
4.5 |
DHD35-90 |
| 95 |
3 3/4" |
2 |
6×φ14 |
4×φ13 |
4.8 |
DHD35-95 |
| 100 |
3 7/8" |
2 |
8×φ12 |
6×φ12 |
5 |
DHD35-100 |
| 105 |
4 1/8" |
2 |
8×φ13 |
6×φ12 |
5.5 |
DHD35-105 |
| QL30 |
85 |
3 11/32" |
2 |
6×φ13 |
4×φ12 |
4.5 |
QL30-85 |
| 90 |
3 1/2" |
2 |
6×φ14 |
4×φ12 |
4.7 |
QL30-90 |
| 95 |
3 3/4" |
2 |
6×φ14 |
4×φ13 |
4.9 |
QL30-95 |
| 100 |
3 7/8" |
2 |
8×φ12 |
6×φ12 |
5 |
QL30-100 |
| 105 |
4 1/8" |
2 |
8×φ13 |
6×φ12 |
5.5 |
QL30-105 |
ROSCHEN hammer bit technical data:
| ROSCHEN DTH Bits Specifications |
| Hammer Size |
Bits diameter |
Shank |
ROSCHEN CODE |
| Metric |
Inch |
| 1" |
64mm-70mm |
2 1/2"-2 3/4" |
BR1 |
ROS 11 |
| 2" |
70mm-95mm |
2 3/4"-3 3/4" |
MACH20/BR2 |
ROS 22 |
| 3" |
90mm-102mm |
3 1/2"-4" |
COP32/COP34/MACH303 |
ROS 32 |
| M30/DHD3.5/BR3 |
ROS 34 |
| 4" |
105mm-152mm |
4 1/8"-6" |
COP44/DHD340/MACH44 |
ROS 42 |
| SD4/M40/QL40 |
ROS 44 |
| 5" |
133mm-165mm |
5 1/4"-6 1/2" |
COP54/DHD350R/MACH50 |
ROS 52 |
| SD5/M50/QL50/BR5 |
ROS 54 |
| 6" |
152mm-254mm |
4 1/8"-10" |
COP64/DHD360/SD6 |
ROS 62 |
| M60/QL60/Bulroc BR6 |
ROS 64 |
| 8" |
203mm-330mm |
8"-13" |
COP84/DHD380/SD8 |
ROS 82 |
| QL80/M80/M85 |
ROS 84 |
| 10" |
254mm-380mm |
10"-15" |
SD10 |
ROS 100 |
| NUMA100 |
| 12" |
305mm-508mm |
12"-20" |
DHD1120/SD12 |
ROS 120 |
| NUMA120/NUMA125 |
| Notes: |
| Metzke, Remet thread is available! |
| Any special size of DTH bits will be available by requests. |
We can also provide related products DTH hammers, ODEX system, symmetrix systems, slide block drilling systems, etc and DTH drilling pipes for various thread API REG, API IF, BECO, etc
Product photos
Quality warranty:
Our products are made of high quality steel and all spares parts are inspected strictly before shipping. We have quickly responses for your complaint and suggestion.
Package:
Using ply-wooden cases and pallet for package to protect the products and avoid the damagement during transportation. Also we can customize package according to your special requests.
Production time:
Generally need 15-25 days
Transportation:
By air, By Express or By sea according to your requests.
ROSCHEN Manufacturing workshop
ROSCHEN Packing workshop
FAQ
Q: Are you a manufacturer or trading company ?
A: We are a specialized manufacturer.
Q: How about the delivery terms ?
1. Payment: T/T, L/C, Western Union, Paypal, 30% deposit in advance and rest before delivery.
2. Min. order quantity: 1 piece.
3. Transportation: By DHL/TNT/Fedex express, air, sea, train.
Q: How about discount ?
A: Price is based on products and order quantity.
Q: Do you accept sample order?
A: Yes sure, please contact us for details.
Q: How about your after-sales service?
A: As a manufacturer, we offer promt technology support for all problems and questions. Besides, we accept goods return or replace for quality problem.
For more information, please contact:
web site: roschen.en.made-in-china.com
Audited Supplier 
){kind=link}