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DESCRIPTION

Basic Info

Model NO.	DHD350R-152
Plant	New Design DTH Drilling Hammers and Button Bits
Type Name	Custom Buttons and Pins
Model No	Bead and Button Magazine
Supplier	China Custom Buttons and Pins Cheap
China	China Button Bits Hammers
Transport Package	Wooden Box
Specification	standard
Trademark	ROSCHEN
Origin	China
HS Code	84314320
Production Capacity	1900

Product Description

DTH Hammer Bit DHD350R-152

Shank types: DHD3.5, DHD340A, DHD350R, DHD360, DHD380.

DTH rock drill bits hole diameter: 3'', 4'', 5'', 6'', 8''(85mm-305mm)

DHD shank DTH drill bit with flat face, 8 dome & 8 semi-ballistic carbide buttons for blasting bore holes, water well drilling.

CODE NO.	DHD350R-152
Shank type	DHD
Diameter	152mm
Air Holes Number	2
gauge buttons	8*17
Face buttons	8*14
Bit face type	Flat
carbide design	Dome/semi-ballistic

ROSCHEN is rock drilling tools manufacturer, we produce 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

Flat 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 DTH Bit features

1. Deliver maximum energy to drilling bit, fast drilling speed and low air consumption due to inner structure of HD series DTH hammer designed according to newest rock drilling theory.

2.Smooth performance and long service life of DTH bits due to high quality alloy steel materials and advanced processing technology adapted.

3.Low problem rate and easy to maintenance due to simple , reliable and easy assemble and disassemble inner structure of DTH bits.

4.Easy to depart bit from hammer due to multi-head thread connection chuck and cylinder of hammer.

5. Can connect well with DTH bit and dill pipe manufactured by Atlas Copco and Sandvik.


Total Product specifications:

For 3" hammerDTH 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, etcProduct photosQuality 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 daysTransportation: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