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We offer a variety of state-of-the-art maglev solutions
The Tianrui TRC DTH Hammer is engineered for high-performance drilling and is fully compatible with pneumatic drill rigs such as the CM351 downhole drill rig. It is ideal for a wide range of applications, including blast hole drilling in mining, harbor construction, quarrying, and road development. Additionally, it can be used for downhole drilling in landslide reinforcement, water wells, and ground-source air conditioning system installations.
The TRC DTH Hammer is designed for optimal energy transfer, delivering high drilling efficiency, low air consumption, and stable operating pressure.
Built with durable materials for enhanced wear resistance, it has demonstrated superior performance and longevity in realworld construction site testing.
Its speed and service life rank among the most advanced in China, making it a trusted choice for demanding drilling environments.
|
Model
|
Air Pressure (MPa)
|
Air Consumption (m3/min)
|
Length (mm)
|
Weight (kg)
|
Locking Jaw (mm)
|
Acceptable Bits (mm)
|
|---|---|---|---|---|---|---|
|
TRC90
|
0.5-0.7
|
0.5-5
|
855
|
22
|
60x60
|
90-100
|
|
TRC35G
|
1.0-2.5
|
3.8-7.5
|
888
|
25
|
60x60
|
ϕ 90-105
|
|
TRC45G
|
1.0-2.5
|
6-15
|
1011
|
43.2
|
65x65
|
ϕ 110-135
|
|
TRC55G
|
1.0-2.5
|
7-19
|
1110
|
69
|
74x74
|
ϕ 135-155
|
|
TRC65G
|
1.0-2.5
|
9-26
|
1238
|
98
|
101x101
|
ϕ 155-190
|
|
TRC75G
|
1.0-2.5
|
11-27
|
1188
|
115
|
101x101
|
ϕ 175-216
|
|
TRC85G
|
1.0-2.5
|
12-28
|
1359
|
175
|
148x148
|
ϕ 203-254
|
|
TRC88G
|
1.7-3.0
|
23 (18 bar)
|
1420
|
190
|
148x148
|
ϕ 203-254
|
|
TRC100G
|
1.0-2.5
|
22-55
|
1502
|
290
|
176x176
|
ϕ 254-311
|
Tianrui Heavy Industry manufactures a full range of high-performance DTH drill bits, including models TRZ90, TRZ90G, TRZ115G, TRZ140G, TRZ152G, TRZ165G, TRZ203G, TRZ219G, TRZ254G, and TRZ305G. Designed to operate seamlessly with DTH hammers, these drill bits are widely used in open-pit mining, harbor construction, quarrying, railway and highway projects, as well as in landslide stabilization, dam reinforcement, ground-source air conditioning systems, and well drilling operations.
|
Model
|
Air Vent Hole
|
Diameter (mm)
|
Weight (kg)
|
Side Tooth (mm)
|
Central Tooth (mm)
|
Acceptable DTH Hammer
|
|---|---|---|---|---|---|---|
|
TRZ90
|
2
|
90
|
3.75
|
6 ϕ 14
|
4 ϕ 12
|
TRC90G
|
|
TRZ90G
|
2
|
90
|
4.6
|
6 ϕ 14
|
4 ϕ 12
|
TRC35G
|
|
TRZ115G
|
2
|
115-118
|
9.0
|
7 ϕ 14
|
6 ϕ 13
|
TRC45G
|
|
TRZ140G
|
2
|
140
|
17
|
7 ϕ 18
|
7 ϕ 14
|
TRC55G
|
|
TRZ165G
|
2
|
165-170
|
26
|
8 ϕ 18
|
8 ϕ 16
|
TRC65G
|
|
TRZ203G
|
2
|
203-206
|
40
|
10 ϕ 18
|
10 ϕ 16
|
TRC85G
|
|
TRZ219G
|
2
|
219-222
|
49
|
10 ϕ 18
|
12 ϕ 16
|
TRC85G
|
|
TRZ245G
|
3
|
254-258
|
71
|
12 ϕ 18
|
21 ϕ 16
|
TRC85G
|
|
TRZ305G
|
4
|
305-310
|
95
|
12 ϕ 18
|
29 ϕ 16
|
TRC100G
|
The YT28 Air-leg Rock Drill is an advanced drilling solution developed by Tianrui Heavy Industry, incorporating the best features of various air-leg rock drills into one efficient, durable,
and environmentally friendly machine. Designed with the latest engineering technology, the YT28 offers high drilling speed, low failure rates, long-lasting wear parts, reduced noise, and
lightweight construction. It is widely used in tunnel excavation, mining, rock drilling, and blasting operations, and is an essential tool for projects in the railway, highway, metallurgical,
coal, and hydropower sectors.
|
Technology Parameters Name
|
Parameters Units
|
Parameters
|
|---|---|---|
|
Weight
|
kg
|
≈ 26
|
|
Length
|
mm
|
659
|
|
Cylinder Diameter
|
mm
|
ϕ 80
|
|
Piston Stroke
|
mm
|
60
|
|
Air Consumption
|
L/s
|
≤ 55
|
|
Impact Frequency
|
Hz
|
≥ 35
|
|
Impact Strength
|
J
|
≥ 63
|
|
Drilling Speed
|
mm/min
|
≥ 400
|
|
Drilling Diameter
|
mm
|
ϕ 34-45
|
|
Drilling Depth
|
m
|
5
|
|
Shank Dimensions (hex x length)
|
mm
|
22 x 108 ± 1
|
The YT29A Air-leg Rock Drill is a high-performance drilling solution designed for speed, efficiency, and energy savings. With its superior capabilities, the YT29A is widely used in railway, highway, and hydropower construction, as well as in mine tunnel excavation projects, including metallurgy and coal mining. It is ideally suited for demanding rock drilling applications where reliability and productivity are essential.
|
Technology Parameters Name
|
Parameters Units
|
Parameters
|
|---|---|---|
|
Weight
|
kg
|
≈ 27
|
|
Length
|
mm
|
659
|
|
Cylinder Diameter
|
mm
|
ϕ 82
|
|
Piston Stroke
|
mm
|
60
|
|
Air Consumption
|
L/s
|
≤ 65
|
|
Impact Frequency
|
Hz
|
≥ 37
|
|
Impact Strength
|
J
|
≥ 69
|
|
Drilling Speed
|
mm/min
|
≥ 475
|
|
Drilling Diameter
|
mm
|
ϕ 35-45
|
|
Drilling Depth
|
m
|
5
|
|
Shank Dimensions (hex x length)
|
mm
|
22 x 108 ± 1
|
The Y28 Hand-Held Rock Drill is specifically designed for dry drilling applications, making it ideal for split-hole drilling, breaking operations, and general use in quarry sites and other rugged work environments. It is also well-suited for horizontal and inclined blast hole drilling, as well as re-crushing tasks.
|
Type
|
Length (mm)
|
Weight (kg)
|
Cylinder Diameter x Piston Stroke (mm)
|
Air Pressure (MPa)
|
Air Consumption ( m3/min )
|
Drilling Diameter ( mm )
|
Drilling Depth ( m )
|
Drilling Speed ( mm/min )
|
Impact Frequency ( Hz )
|
|---|---|---|---|---|---|---|---|---|---|
|
Y018
|
550
|
18
|
ϕ 58 x 50
|
0.4-0.5
|
≤ 1.4
|
ϕ 36-42
|
1.5-2
|
≥ 120
|
≥ 23
|
|
Length
|
560
|
20.5
|
ϕ 63 x 55
|
0.4-0.5
|
≤ 1.4
|
ϕ 36-42
|
3
|
≥ 150
|
≥ 33
|
|
Cylinder Diameter
|
605
|
23
|
ϕ 70 x 70
|
0.4-0.63
|
≤ 3
|
ϕ 32-42
|
3
|
≥ 320
|
≥ 28
|
|
Piston Stroke
|
659
|
25
|
ϕ 80 x 60
|
0.4-0.63
|
≤ 3.3
|
ϕ 34-45
|
5
|
≥ 400
|
≥ 35
|
The YT29A Air-leg Rock Drill is a high-speed, high-efficiency, and energy-saving drilling tool designed for demanding applications. It is ideal for use in railway, highway, and hydropower construction, and serves as a modern, reliable solution for mine tunnel excavation, including metallurgical operations, coal mining, and other intensive drilling tasks.
The YT29A can also be mounted on a drill rig or drilling cramp, supporting both
dry and wet drilling operations based on site requirements.
|
Technology Parameters Name
|
Parameters Units
|
Parameters
|
|---|---|---|
|
Weight
|
kg
|
≈ 24
|
|
Length
|
mm
|
628
|
|
Cylinder Diameter
|
mm
|
ϕ 76
|
|
Piston Stroke
|
mm
|
55
|
|
Air Consumption
|
L/s
|
≤54
|
|
Impact Frequency
|
Hz
|
≥ 36
|
|
Impact Strength
|
J
|
≥ 59
|
|
Drilling Speed
|
mm/min
|
≥ 340
|
|
Drilling Diameter
|
mm
|
ϕ 34-42
|
|
Drilling Depth
|
m
|
5
|
|
Shank Dimensions (hex x length)
|
mm
|
22 x 108 ± 1
|
|
|
|---|
|
1. The maglev generator set adopts integrated skid structure, compact layout, small space, easy for local installation and saving building space.
|
|
2. The evaporator, preheater and condenser are arranged in horizontal layout with simple pipe connection.
|
|
3, Large Capacity Gas-liquid Separation Device to Ensure the Dry Intake Air.
|
|
4, Wide Control Range, 30-110% Load Continuous Long-term Stable Operation.
|
|
5. With the high-speed direct connection design of generator and expander, high-speed operation mode
and frequency conversion control, it greatly reduces the weight of the core machine and facilitates equipment installation and transfer.
|
Proven Performance: Backed by over 500 intellectual properties and 14 technological awards.
Global Recognition: Featured in national energy-saving technology catalogues.
Eco-Friendly Solutions: Actively contributing to the carbon neutrality strategy.
For inquiries about our cutting-edge maglev technology, contact us today!
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Maglev South Africa © 2025
Website by Cameron Harrison
Maglev South Africa © 2025
Website by Cameron Harrison
