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SEM 818F

  • Key Specification
  • Advantage
  • Application
    • Operating Weight:16,950kg
    • Ground Pressure:57kPa
    • Ground Clearance:400mm
    • Proven Performance
    • Comfortable operation
    • Exceptional Reliability
    • Enhanced Reliability
    • Outstanding Versatility and productivity
    • Enhanced Operating Comfort
    • Lower operation cost
    • Leading in class serviceability

    The target applications for the 818F is dozing, grading, stockpiling, material spreading and ripping, and the target customer industries had been extended to general & heavy construction, road construction, mining, coal handling, and agriculture.

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  • Specification
  • Product Comparison
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The SEM 818F features the brand-new F series design and Weichai WD10 engine, which delivers a gross power of up to 140 kW/190 hp. The machine is equipped with, an electronically controlled hydrostatic transmission system, which enhances productivity and maneuverability. Additionally, a range of track shoe widths from 510 mm to 1,100 mm, along with various blade options including SU, S ,U. Waste Handling and Forest blades, as well as amulti-shank ripper, are available to cater to the diverse needs of our customers.

Proven Performance

  • Boost productivity with fully hydrostatic transmission.
  • Counter rotations, power turn and infinitely variable speed.
  • Larger fuel tank capacity for extending operation hours.
  • Better balance and stability with weight distribution with the center gravity optimization.
  • Robust and more powerful mechanical controled engine delivers superior durability and excellent fuel efficiency.

Comfortable operation

  • Spacious cab with easy-to-operate controls.
  • Stylish design from the new F series.
  • Six-way adjustable seat for quick customization according to the operator's preferences. 
  • Exceptional visibility for enhanced on-site awareness.
  • 8'main display with a great view of machine settings and features.

Exceptional Reliability

  • World class original pumps and motors.
  • Blades with high tensile strength steel and strong box-section design.
  • Reinforced structures, analyzed using Finite Element Analysis (FEA) .
  • Final drive with double-stage reduction and wet type brake.
  • Modular cooling system designed to endure -40°C to +48°C ambient temperatures.

Enhanced Reliability

  • Dual-path, hydrostatic drive system with electronic control technology from a world-class supplier delivers industry-leading reliability.
  • The Weichai mechanical engine with 7% increased power, offers classic durability and dependability.
  • Final drive adopts a double-stage reduction combined spur gear and planetary structure for high transmission efficiency to ensure a longer lifespan.
  • Machine structures are analyzed using Finite Element Analysis (FEA) and On Machine Stress Analysis (OMSA) to identify and reinforce  high-stress areas.
  • Equalizer bar and pivot shaft are pinned to the one-piece Track Roller Frame to increase ground clearance, along with three segmentation spring recoil system minimize impacts and prolong the undercarriage's life.
  • Wet type multi-disc brake system, delivers exceptional reliability and high braking performance, even under challenging operating conditions.

Outstanding Versatility and productivity

  • Compared to powershift machines, Caterpilar's proven electronic load-sensing system deliversheightened productivity.
  • Achieve seamless operations with functions like infinitely variable speed, counter rotation, and power turn, ensuring improved operational efficiency.
  • lmplement hydraulic system with pilot control helps adding operator comfort and precise control.
  • Modular and single-plane cooling system can endure extreme ambient temperatures ranging from -40°C to +48°C While offering superior fuel efficiency.
  • Larger fuel tank with 410 L capacity extends the operation hours to 2-3 working shifts.

Enhanced Operating Comfort

  • Spacious cabin space and fabric-covered seat offer a welcoming operational environment, delivering exceptional comfort and visibility.
  • Single multi-functional joystick ensures precise performance and maneuverability.
  • The brand-new F Series showcases a stylish design.
  • 8' LCD main display with a great view of machine settings and features is easy to use.
  • Exceptional visibility for enhanced on-site awareness.

Lower operation cost

  • Integrated hydrostatic oil tank and hydraulic oil tank allow for longer maintenance intervals and reduced maintenance costs.
  • Electric Pressure Override (EPOR) function prevents high-pressure overflow and reduces heat load.

Leading in class serviceability

  • Maintenance-free and lifetime-lubricated idlers and track/carrier rollers provide simplified servicing, providing real value to our customers.
  • The Implement Distribution Valve, featuring a pressure testing port, is installed outside of the hydraulic oil tank for easy access to reduce overall maintenance time.
  • Standard diagnostic description on the display covering both the engine and hystat system allows for quick troubleshooting.
Model
Model STD LGP DS CH WH FR
Main Specifications
Operating Weight 16,950kg 19,355kg 19,510kg 17,390kg 19,750kg 18,485kg
Ground Pressure 57kPa 25kPa 30kPa 53kPa 30kPa 56kPa
Ground Clearance 400mm
Max. Slope 30°
Engine
Engine Model WD10G190E214
Gross Power (ISO 14396) 140kW/188hp
Rated Speed 1,900r/min
Powertrain
Type Dual-path, closed loop electronically controlled hydrostatic drive system
Travel Speed-F/R Infinitely variable speed: Forward 0-8 Km/h, Reverse 0-10 Km/h
Steering & Brake Hydrostatic steering; wet, multi-disc brake, Bellville spring actuated and hydraulically released
Blades
Blade Type SU/S S-LGP S-LGP U S-WH SU-FR
Blade Capacity (ISO 9246) 4.3/3.5m³ 3.24m³ 3.24m³ 5.6m³ 8.2m³ 6m³
Blade Width (w/End Bit) 3,167/3,460mm 4,229mm 4,229mm 3,480mm 4,229mm 3,167m
Blade Height 1,240/1,165mm 1,000mm 1,000mm 1,280mm 1,585mm 1,605mm
Max. Blade Lift Ground Clearance 1,005mm 1,120mm 1,120mm 1,005mm 1,120mm 1,005mm
Max. Blade Digging Depth 415mm 510mm 510mm 415mm 510mm 415mm
Blade Tilt Height (Middle Hole) 487/539mm 397mm 397mm 540mm 397mm 487mm
Blade Weight (w/o Push Arm) 1,160/1,130Kg 1,210kg 1,210kg 1,484kg 1,564kg 1,279kg
Minimum Turning Radius 3,700mm 3,860mm 3,860mm 3,954mm 3,860mm 3,700mm
Undercarriage
Track Shoe Width 510mm 1,100mm 950mm 560mm 950mm 560mm
Track Shoe Quantity (Each side) 37 42 42 37 42 37
Track Roller Quantity (Each side) 6 7 7 6 7 6
Carrier Roller Quantity (Each side) 2 2 2 2 2 2
Hydraulic System
Type Gear Pump, Pilot control
Implement Hydraulic System Pressure 19MPa
Multi Shank Ripper
Type Parallelogram(no pitchadjustment) / / Parallelogram(no pitchadjustment) / Parallelogram(no pitchadjustment)
Maximum Penetration (Top hole) 590mm / / 590mm / 590mm
Maximum Clearance Under Tip (Bottom hole) 590mm / / 590mm / 590mm
Weight 1,434kg / / 1,434kg / 1,434kg
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