Low Air Pressure J Series DTH Button Bits for Quarrying

• Customization: Available
• After-sales Service: Online
• Warranty: 6 Months
• Model NO.: J & CIR/COP/IR/DHD/SD/QL/NUMA/BR/Bulroc/Halco
• Application: DTH Drilling, Coal Mining, Quarrying
• Size: 3" 4′" 5" 6" 8" 10" 12" Inches
• Mining Object: Coal Machinery,Ore Machinery,Stone Quarry
• Material: Carbon Steel
• Air Pressure: High, Medium, Low
• Color: Yellow/Blue/Black or Depends on Your Request
• Usage: with DTH Button Bits
• Drill Diameter: 65mm-800mm
• Connection Thread: API Standard
• Delivery Time: Within 20 Days Afer Receiving Your Full Payment
• Transport Package: by Carton/Wooden Case/Plywood or Depends on You
• Specification: CE&SGS
• Trademark: Bestlink
• Origin: Xiamen, China
• HS Code: 82071990
• Production Capacity: 30000PCS/Month
• Package Size: 120.00cm * 45.00cm * 45.00cm
• Package Gross Weight: 56.000kg

Product Description

Low Air Pressure J Series DTH Button Bits for Quarrying

1.10 years experience
2. Certificate: SGS
3. Material: Tungsten Carbide

Bit Face Shape Selection:
1. Drop Center Bit
2. Concave Face
3. Convex Face
4. Double Gauge Face
5. Flat Face Bit

Carbide Button Shape Selection:
1. Domed/Round Button
2. Parabolic/Semi-Ballistic Buttons
3. Ballistic Button
4. Sharp Button
5. Flat Button

Available series of DTH hammer:
(1) high pressure
SD series hammer: SD 5, SD 6, SD 8, SD 12.
QL series hammer: QL 30, QL 40, QL 50, QL 60, QL 80.
DHD series hammers: DHD 3.5, DHD 340. DHD 350, DHD 360, DHD380.
Mission series hammers: M30, M40, M50, M60, M80.
Cop series hammers: Cop 32/34, Cop 42/44, Cop 54/64.
NUMA series hammers: Numa100, Numa120, Numa125

(2) medium pressure
BR Series: BR1, BR2, BR3
HD25A

(3) low air pressure:

A: CIR Series Low Air Pressure Down The Hole Bits:
CIR Serious includes: CIR55, CIR65, CIR70, CIR80, CIR 90, CIR110, CIR110W, CIR150, CIR170, CIR200W
Bit Diameter: 65mm, 75mm, 85mm, 90mm, 110mm, 115mm, 120mm, 155mm, 160mm, 165mm, 170mm, 180mm, 210mm, 220mm

B: J Series Low Air Pressure Down The Hole Bits:
J Series includes: J60C, J70C, J80B, J100B, J150B, J170B, J200B
Bit Diameter: 65mm, 68mm, 75mm, 83mm, 85mm, 90mm, 110mm, 115mm, 120mm, 135mm

Low pressure series: 
A: CIR Series Low Air Pressure Down The Hole Bits:

Type	Dia.	Spline No.	Weight (Kg)
CIR65 CIR70 CIR80 CIR80X CIR90 CIR90 CIR90 CIR110 CIR110 CIR110W CIR110W CIR150 CIR150A CIR150A CIR170 CIR170A CIR200W	68 76 83 83 90 100 130 110 123 110 123 155 155 165 175 185 200	6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6	2.50 3.40 3.45 3.50 3.50 4.50 9.50 6.40 8.50 6.50 8.80 12.0 12.5 14.0 15.5 16.0 48.0

B: J Series Low Air Pressure Down The Hole Bits

Type	Dia.	Spline No.	Weight (Kg)
J60C J70C J80B J80B J100B J100B J100B J150B J150B J150B J170B J170B J200B J200B	65 75 85 90 110 115 120 155 160 165 170 180 210 220	4 4 4 4 4 4 4 4 4 4 4 4 4 4	2.26 2.80 3.20 4.80 5.04 5.50 6.25 14.0 15.5 22.0 24.5 28.6 43.5 45.0

We can design and manufacture according to customer's requirement of the Bit Dia, No. air holes, carbide button shape and the face shape.


Technical Data's of High & Medium Air Pressure DTH Button Bit:

Drill Bit Series	Bit Dia.(mm)	Gauge Buttons	Front Buttons	Weight(Kg)
Cop32	85	6×φ14	4×φ12	4.2
	90	6×φ14	5×φ12	4.5
	95	7×φ14	5×φ12	4.7
	100	8×φ14	6×φ12	5
	105	8×φ14	6×φ13	5.3
HD35(IR3.5, Cop34)	85	6×φ14	4×φ12	4.2
	90	6×φ14	5×φ12	4.5
	95	7×φ14	5×φ12	4.8
	100	8×φ14	6×φ12	5
	105	8×φ14	6×φ13	5.5
HD45(DHD340A, Cop44)	105	6×φ14	5×φ13	8.5
	110	7×φ14	6×φ13	8.8
	115	8×φ14	7×φ13	9
	120	8×φ14	8×φ13	9.8
	127	9×φ14	9×φ14	11
HD55(DHD350R, Cop54)	133	7×φ16	6×φ14	16
	140	8×φ16	7×φ14	16.5
	146	8×φ16	8×φ14	17
	152	8×φ16	7×φ16	17.5
	165	8×φ16	8×φ16	18.5
HD65(DHD360, Cop64)	152	8×φ16	8×φ16	22
	165	8×φ18	8×φ16	24
	178	8×φ18	8×φ16	26
	190	9×φ18	9×φ16	28
	203	10×φ18	10×φ16	29.5
HD85(DHD380, Cop84)	195	9×φ18	9×φ18	34
	203	10×φ18	10×φ18	36
	216	12×φ18	12×φ18	45
	254	12×φ18	20×φ18	58
	305	12×φ18	30×φ18	75

 

Drill Bit	Bit Dia.(mm)	NO.Air Holes	Gauge Buttons	Front Buttons	Weight(Kg)
SD10	254	3	12*Φ18	20*Φ16	108
	305	4	12*Φ18	36*Φ16	125
	311	4	12*Φ18	36*Φ16	130
	318	4	12*Φ18	36*Φ16	142
	330	4	16*Φ18	42*Φ16	155
Numa100	254	3	12*Φ18	20*Φ16	90
	305	4	12*Φ18	36*Φ16	102
	311	4	12*Φ18	36*Φ16	104
	318	4	12*Φ18	38*Φ16	106
	330	4	14*Φ18	42*Φ16	112

Drill Bit	Bit Dia.(mm)	NO.Air Holes	Gauge Buttons	Front Buttons	Weight(Kg)
DHD1120	305	4	12*Φ18	36*Φ16	152
	311	4	12*Φ18	36*Φ16	157
	330	4	16*Φ18	42*Φ16	165
	356	4	16*Φ19	42*Φ16	178
	381	4	16*Φ19	42*Φ18	198
SD12	305	4	12*Φ18	36*Φ16	156
	311	4	12*Φ18	36*Φ16	168
	330	4	16*Φ18	42*Φ16	180
	356	4	16*Φ19	48*Φ16	191
	381	4	16*Φ19	48*Φ18	200
NUMA120	305	4	12*Φ18	36*Φ16	152
	311	4	12*Φ18	36*Φ16	158
	330	4	16*Φ18	42*Φ16	165
	356	4	16*Φ19	48*Φ16	178
	381	4	16*Φ19	48*Φ18	195
NUMA125	305	4	12*Φ18	36*Φ16	170
	311	4	12*Φ18	36*Φ16	173
	330	4	16*Φ18	42*Φ16	182
	356	4	16*Φ19	48*Φ16	191
	381	4	16*Φ19	48*Φ18	200

About Us: 
1. Deliver maximum energy to drilling bit, fast drilling speed and low air consumption due to the special inner structure of HD series DTH hammer designed according to newest rock drilling theory.
2. Smooth performance and long service lifeof HD series DTH hammer due to high quality alloy steel materials and advanced processing technology adapted.
3. Low problem rate and easy to maintenancedue to simple, reliable and easy assemble and disassemble inner structure of hammer.
4. Easy to depart bit from hammer due to multi- Head thread connecting chuck and cylinder of hammer.
5. Interchangeable with DTH bit and drill pipe.