The PM312 is an efficient, highly maneuverable milling machine with a cutting width of 1225 mm (48.2 in) that performs controlled full-depth removal of asphalt and concrete pavements in a single pass.
Caterpillar
PM312 Track Undercarriage Cold Planer
Overview
Photos
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PM312 Cold Planer with Track Undercarriage -
PM312 Cold Planer with Track Undercarriage -
PM312 Cold Planer with Track Undercarriage -
PM312 Cold Planer with Track Undercarriage -
PM312 Cold Planer with Track Undercarriage
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Exterior
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Interior
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Showroom
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Features
Efficient Performance
- Cat® C9.3 engine meets regional emission standards
- Smooth and efficient operation with Automatic Idle Control and multiple rotor speeds optimize output and demand on the engine
- High capacity cooling system keeps engine at ideal temperatures for optimal fuel efficiency and lower emissions
- Automatic load sensing on the rotor adjusts milling speed to prevent stalls and optimize production
Efficient Performance
- Cat® C9.3 engine meets regional emission standards
- Smooth and efficient operation with Automatic Idle Control and multiple rotor speeds optimize output and demand on the engine
- High capacity cooling system keeps engine at ideal temperatures for optimal fuel efficiency and lower emissions
- Automatic load sensing on the rotor adjusts milling speed to prevent stalls and optimize production
Maneuverability and Control
- Robust propel system features dual displacement planetary motors at each leg post, utilizing a cross-drive pattern for additional traction in straight cuts
- Automatic traction control maintains consistent speed in the most challenging applications
- Articulating right rear leg maximizes stability and traction in demanding cuts while enhancing flush cutting capability when needed
- Optional ballast weight kit available to increase productivity in specific applications
- Wheel or track undercarriage options offer a balance of traction, speed and maneuverability
- Reliable track undercarriage option leverages proven designs from Cat dozers and an automatic tensioning system to ensure consistent performance and longer track life
- Ability to electronically switch between rotor speeds during operation
Maneuverability and Control
- Robust propel system features dual displacement planetary motors at each leg post, utilizing a cross-drive pattern for additional traction in straight cuts
- Automatic traction control maintains consistent speed in the most challenging applications
- Articulating right rear leg maximizes stability and traction in demanding cuts while enhancing flush cutting capability when needed
- Optional ballast weight kit available to increase productivity in specific applications
- Wheel or track undercarriage options offer a balance of traction, speed and maneuverability
- Reliable track undercarriage option leverages proven designs from Cat dozers and an automatic tensioning system to ensure consistent performance and longer track life
- Ability to electronically switch between rotor speeds during operation
Comfortable Work Environment
- Operate in comfort with a standard suspension seat, adjustable right arm console and intuitive, ergonomic controls
- A sliding operator station extends up to 215 mm (8.5 in) to provide improved visibility to the cutting edge
- Work day or night with backlit keypads and well-lit work areas
- Touchscreen displays provide access to gauge cluster, operating information, remote camera feeds, machine controls and diagnostics
- Optional remote cameras enhance visibility to the cutting edges, conveyor, and rear of the machine
- Cut closer to obstacles on the right side using an optional remote camera above the cutter box with an adjustable on-screen guidance line
- Optional windscreens can be added for increased comfort
- Maximize dust removal from the working areas with the optional dust abatement system
Comfortable Work Environment
- Operate in comfort with a standard suspension seat, adjustable right arm console and intuitive, ergonomic controls
- A sliding operator station extends up to 215 mm (8.5 in) to provide improved visibility to the cutting edge
- Work day or night with backlit keypads and well-lit work areas
- Touchscreen displays provide access to gauge cluster, operating information, remote camera feeds, machine controls and diagnostics
- Optional remote cameras enhance visibility to the cutting edges, conveyor, and rear of the machine
- Cut closer to obstacles on the right side using an optional remote camera above the cutter box with an adjustable on-screen guidance line
- Optional windscreens can be added for increased comfort
- Maximize dust removal from the working areas with the optional dust abatement system
Durable Cutting System
- The rotor drive system features a heavy-duty dry clutch, dual stage belt drive and automatic belt-tensioning to prevent slippage
- Reinforced cutting chamber offers enhanced durability
- Hardened full length side plate skis and anti-slab shoes reduce wear and maintenance
Durable Cutting System
- The rotor drive system features a heavy-duty dry clutch, dual stage belt drive and automatic belt-tensioning to prevent slippage
- Reinforced cutting chamber offers enhanced durability
- Hardened full length side plate skis and anti-slab shoes reduce wear and maintenance
Boost Precision with Integrated Cat Technology
- Achieve accurate, repeatable and automatic cutting precision with the integrated Cat GRADE with Grade and Slope system
- The optional grade control box can be positioned in the operator station or on the back of the machine to enable interaction with the grade system from the ground level
- Obtain full control of grade and slope from any control box
- Seamlessly swap between multiple grade sensors for uninterrupted accuracy during milling
- Adjust the speed at which the rotor drops into the cut for optimal machine control
- Set and automate transitions in/out of cuts and save settings for future jobs
- Clear obstacles in the cutting path with ease using the obstacle jump feature
- Enhance for full 3D milling operation (additional hardware required)
Boost Precision with Integrated Cat Technology
- Achieve accurate, repeatable and automatic cutting precision with the integrated Cat GRADE with Grade and Slope system
- The optional grade control box can be positioned in the operator station or on the back of the machine to enable interaction with the grade system from the ground level
- Obtain full control of grade and slope from any control box
- Seamlessly swap between multiple grade sensors for uninterrupted accuracy during milling
- Adjust the speed at which the rotor drops into the cut for optimal machine control
- Set and automate transitions in/out of cuts and save settings for future jobs
- Clear obstacles in the cutting path with ease using the obstacle jump feature
- Enhance for full 3D milling operation (additional hardware required)
System K Rotors
- Cat System K rotors feature efficient material flow with an excellent cutting pattern for numerous applications
- A dual taper retention design holds tool holders in place, without retaining pins or bolts, for faster bit changes
- Reversible paddles and high strength alloys reduce wear and abrasion to extend rotor life
- Optional diamond bits can extend replacement intervals up to 80 times longer than conventional carbide bits
System K Rotors
- Cat System K rotors feature efficient material flow with an excellent cutting pattern for numerous applications
- A dual taper retention design holds tool holders in place, without retaining pins or bolts, for faster bit changes
- Reversible paddles and high strength alloys reduce wear and abrasion to extend rotor life
- Optional diamond bits can extend replacement intervals up to 80 times longer than conventional carbide bits
Simplified Service
- Maintenance is easier with large service doors for access to critical components
- Maintenance-free track components and easy to replace track pads lower service costs
- Standard ground-level controls and an optional hydraulically-operated rotor turning device simplify bit removal and replacement
- Operate select machine functions during maintenance and service with the accessory drive system
- Electrical system wiring is color-coded and numbered for easy identification and wrapped in a protective, abrasion-resistant nylon braid for longer life
- Extended hydraulic oil service intervals: 3000 hours without oil sampling, 6000 hours with oil sampling
- Track scheduled maintenance with Cat Product Link™ telematics services
- Electronic Control Modules (ECMs) monitor machine systems to alert the operator of performance issues and can be paired with Product Link options to enable additional remote services with your local Cat dealer
- Multi-piece, cartridge-style engine filters are environmentally friendly, reducing waste and lowering replacement costs
- Convenient parts availability, dealer locations and service repair kits simplify ordering of high wear components
Simplified Service
- Maintenance is easier with large service doors for access to critical components
- Maintenance-free track components and easy to replace track pads lower service costs
- Standard ground-level controls and an optional hydraulically-operated rotor turning device simplify bit removal and replacement
- Operate select machine functions during maintenance and service with the accessory drive system
- Electrical system wiring is color-coded and numbered for easy identification and wrapped in a protective, abrasion-resistant nylon braid for longer life
- Extended hydraulic oil service intervals: 3000 hours without oil sampling, 6000 hours with oil sampling
- Track scheduled maintenance with Cat Product Link™ telematics services
- Electronic Control Modules (ECMs) monitor machine systems to alert the operator of performance issues and can be paired with Product Link options to enable additional remote services with your local Cat dealer
- Multi-piece, cartridge-style engine filters are environmentally friendly, reducing waste and lowering replacement costs
- Convenient parts availability, dealer locations and service repair kits simplify ordering of high wear components
Specifications
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Cutting System
Spec Value Milling Width 48.2 in Maximum Milling Depth 13 in Rotor Speeds 97 / 109 / 121 rpm Number of Bits 106 -
Power Train
Spec Value Rated Power 336.6 HP Engine C9.3 Maximum Travel Speed 3.4 mile/h Maximum Milling Speed 108 ft/min -
Weights
Spec Value Operating Weight 48429 lb Transport Weight 44875 lb -
Dimensions
Spec Value Operating Length - Conveyor Up 36.45 ft Operating Width 8.33 ft Height - Canopy 12.3 ft Maximum Truck Clearance 15.42 ft Minimum Right Cutting Radius 6.3 ft Minimum Left Cutting Radius 13.58 ft Conveyor Swing 60 degrees from center Transport Length 30.58 ft Transport Width 8.33 lb/in Transport Height 9.84 ft -
Service Refill Capacities
Spec Value Cooling System 16.4 gal (US) Diesel Exhaust Fluid (DEF) Tank 5.8 gal (US) Water Spray System Tank 332.9 gal (US) Fuel Tank 158.5 gal (US) Hydraulic Tank 15.6 gal (US) Engine Oil 7.9 gal (US)
Standard Equipment
OPERATOR ENVIRONMENT
- Sliding operator station
- Suspension seat
- Ground control keypad
- Single high-resolution LCD touchscreen display
- 12-volt power receptacle
CAT CONNECT TECHNOLOGY
- Remote Troubleshoot capability
- Cat Product Link
- Cat GRADE
CONVEYOR
- Material removal boost feature
ROTOR SYSTEM
- Automatic plunge-cut
- Automatic transition feature
- Obstacle jump
- Three cutting speeds
- System K Rotor - Standard (15 mm)
POWERTRAIN
- Auto engine idle control
- High capacity cooling system
- Automatic load control
- Wheel undercarriage
HYDRAULIC SYSTEM
- Traction control
SERVICE AND MAINTENANCE
- Ports for Scheduled Oil Sampling (S·O·S℠)
- Platform-level engine oil dipsticks
- 1260 L (333 gal) onboard water tank
- Side water fill valve
- Water spray system
SAFETY AND SECURITY
- Platform handrails
- Signaling/warning horn
- Halogen work lighting
Optional Equipment
OPERATOR ENVIRONMENT
- Additional high-resolution LCD touchscreen display
- Powered canopy
- Windscreens
- Remote camera with cut edge guidance
CAT CONNECT TECHNOLOGY
- Sonic sensor (averaging or string line)
- Ground level grade controls
CONVEYOR
- Dust abatement system
- Hydraulic folding conveyor
- Remote camera (loading conveyor)
ROTOR SYSTEM
- System K Rotor - Course (18 mm)
- System K Rotor - Fine (8 mm)
- Diamond bits
- Pneumatic bit removal tool
- Tool holder extractor
- Rotor turning device
- Ballast kit
POWERTRAIN
- Track undercarriage
- CE certificate
SERVICE AND MAINTENANCE
- Air compressor
- Accessory drive system
- High pressure washdown
- Low pressure washdown
- Additional water spray system
- Remote Flash
SAFETY AND SECURITY
- LED work lighting (fixed, pole mounted, magnetic)
- Warning beacon (fixed)
- Truck signal lights
- Roading Lights
- Remote cameras (rear, front, cutting edges)
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