• cat underground - longwall
Machines

If you are looking for the universal leader in complete longwall mining equipment, Cat is the number one choice in the worldwide market.

Underground - Longwall

  • Customized roof support systems tailored to your specific needs, engineered to support even the most challenging geological conditions.
  • New and improved shearing structure, delivering longer shelf-life, electric control box and innovative Ethernet communication system.
Al-Bahar brings to you the most thorough set of underground longwall equipment in the global mining industry, exclusively available in UAE, Kuwait, Oman, Qatar and Bahrain. Being world leaders in the production of longwall equipment, Cat has been consistent in adapting and improving the range over the past 50 years. The range of underground longwall equipment now includes CST drive systems, state-of-the-art roof support, shearers, face conveyors and automated plow systems, all fully customizable to suit your needs.

Modified to meet the mining challenges of today’s quickly changing world, Cat underground mining equipment are engineered and designed to plow through efficiently under the most grueling weather and geological conditions of the Middle East.

If you are looking to purchase or rent new and used underground longwall equipment from Al Bahar, please fill in our contact form and have a specialist contact you at a convenient time.

Caterpillar is the global market leader and supplier of complete longwall systems. All over the world, our equipment and systems are meeting the demands of underground mining under the most stringent conditions. Adapted to the mining challenges faced by our customers today, Cat customized systems range from hydraulic roof supports, automated plow systems, shearers, face conveyors and drive systems to automation and roof support carriers.Caterpillar delivers your system of choice, from low to high seam heights, for the longest longwalls and highest production demands.

Underground - Longwall
PF3 (XML) Top Plate Thickness
30 mm (1.18 in)
Bottom Plate Thickness
20.0 mm
Dogbone Breaking Force
2000.0 kN
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PF4 (XML) Top Plate Thickness
40 mm (1.57 in)
Bottom Plate Thickness
25.0 mm
Dogbone Breaking Force
3600.0 kN
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PF5 (XML) Top Plate Thickness
50 mm (1.96 in)
Bottom Plate Thickness
30.0 mm
Dogbone Breaking Force
4500.0 kN
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PF6 (XML) Top Plate Thickness
30 plus 25 mm (1.18 plus 0.98 in)
Bottom Plate Thickness
30.0 mm
Dogbone Breaking Force
4500.0 kN
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PF7 (XML) Top Plate Thickness
30 + 25 mm (1.18 + 0.98 in)
Bottom Plate Thickness
30.0 mm
Dogbone Breaking Force
4500.0 kN
View Specifications
CST30 (XML) Maximum Output Torque for a Short Duration (3 sec.)
300000.0 N·m
Maximum Input Speed (motor speed)
1,500 rpm @ 50 Hz (1,800 rpm @ 60 Hz)
Weight (without oil) - In-line Drive System
3900.0 kg
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CST45 (XML) Maximum Output Torque for a Short Duration (3 sec.)
450000.0 N·m
Maximum Input Speed (motor speed)
1,782 rpm
Weight (without oil) - In-line Drive System
5900.0 kg
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CST45 M (XML) Maximum Output Torque for a Short Duration (3 sec.)
450000.0 N·m
Maximum Input Speed (motor speed)
1,782 rpm
Weight (without oil) - In-line Drive System
7200.0 kg
View Specifications
CST45 V (XML) Maximum Output Torque for a Short Duration (3 sec.)
450000.0 N·m
Maximum Input Speed (motor speed)
1,782 rpm
Weight (without oil) - In-line Drive System
5900.0 kg
View Specifications
CST65 (XML) Maximum Output Torque for a Short Duration (3 sec.)
650000.0 N·m
Maximum Input Speed (motor speed)
1,500 rpm @ 50 Hz (1,800 rpm @ 60 Hz)
Weight (without oil) - In-line Drive System
7300.0 kg
View Specifications
CST115 (XML) Maximum Output Torque for a Short Duration (3 sec.)
1150000.0 N·m
Maximum Input Speed (motor speed)
1,782 rpm
Weight (without oil) - In-line Drive System
16400.0 kg
View Specifications
PMC-D/PMC-D20 (XML) Operating System
µITRON RTOS
Processor
32Bit RISC Microcontroller TX1940CYAF, 32MHz, internal RAM 10Kbytes, ROM 256Kbytes
RAM Memory
4Mbytes CMOS Static RAM, 4Mbytes Flash
View Specifications
PMC-R (XML) Operating System
µITRON RTOS
Processor
16Bit Microcontroller TMP91CW12AF, 27MHz, internal RAM 4Kbytes, ROM 125Kbytes
RAM Memory
2Mbytes CMOS Static RAM, 4Mbytes Flash
View Specifications
PMC-V (XML) Operating System
µITRON RTOS
Processor
32Bit RISC Microcontroller TX1940CYAF, 32MHz, internal RAM 10Kbytes, ROM 256Kbytes
RAM Memory
4Mbytes CMOS Static RAM, 4Mbytes Flash
View Specifications
GH1600 (XML) Coal Hardness
Medium to extremely hard coal
Maximum Installed Power
2 × 800 kW (2 × 1,080 hp)
Maximum Cutting Depth
210.0 mm
View Specifications
GH800 (XML) Coal Hardness
Soft - hard coal
Maximum Installed Power
2 × 400 kW (2 × 540 hp)
Maximum Cutting Depth
180.0 mm
View Specifications
RHH800 (XML) Coal Hardness
Soft - hard coal
Maximum Installed Power
2 × 400 kW (2 × 536 hp)
Maximum Cutting Depth
190.0 mm
View Specifications
GH800B (XML) Coal Hardness
Soft-hard Coal
Maximum Installed Power
2 × 400 kW (2 × 536 hp)
Maximum Cutting Depth
205 mm
View Specifications
Customized Roof Support Systems (XML) Height (Extended)
1100-6100 mm (43.3-240.2 in)
Shield Centers
1500-2050 mm (59-80.7 in)
Shield Density
up to 111 tonne/m2 (12.5 ton/ft2)
View Specifications
SH620 (XML) Carry Capacity
20.0 tonnes
Vehicle Length
9.5 m
Vehicle Width
2.85 m
View Specifications
SH630 (XML) Carry Capacity
33.0 tonnes
Vehicle Length
10.88 m
Vehicle Width
2.9 m
View Specifications
SH640 D (XML) Carry Capacity
40.0 tonnes
Vehicle Length
9.2 m
Vehicle Width
2.65 m
View Specifications
SH650 VFD (XML) Carry Capacity
45.0 tonnes
Vehicle Length
11.76 m
Vehicle Width
3.03 m
View Specifications
SH660 D (XML) Carry Capacity
55.0 tonnes
Vehicle Length
10.07 m
Vehicle Width
3.1 m
View Specifications
SH660 HD (XML) Carry Capacity
60.0 tonnes
Vehicle Length
10.07 m
Vehicle Width
3.1 m
View Specifications
SH680 (XML) Carry Capacity
80.0 tonnes
Vehicle Length
13.8 m
Vehicle Width
3.95 m
View Specifications
EL1000 (XML) Typical Machine Length
13.6 m
Installed Power
1429 kW
Haulage System
AC inverter drive
View Specifications
EL2000 (XML) Typical Machine Length
13.75 m
Installed Power
1900 kW
Haulage System
AC
View Specifications
EL3000 (XML) Typical Machine Length
15.20 m
Installed Power
2295 kW
Haulage System
AC
View Specifications
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