The Cat 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. Integrated Cat GRADE and the latest System K rotors deliver performance, productivity and cutting precision. A comfortable operator environment puts intuitive controls at your fingertips, while long service intervals and easy maintenance access simplifies service. While designed for a single operator, the PM312 includes added features for supporting ground personnel. Many options are available to enhance machine versatility when optimum maneuverability or high production capabilities are required.
Milling Width 48.2 in
Rated Power 343 hp
Operating Weight 47407 lb
Maximum Milling Depth 13 in
Maximum Milling Depth 13in
Milling Width 48.2in
Number of Bits 106
Rotor Speeds 97 / 109 / 121 rpm
Engine C9.3B
Maximum Milling Speed 108ft/min
Maximum Travel Speed 3.4mile/h
Rated Power 343hp
Operating Weight 47407lb
Transport Weight 46506lb
Conveyor Swing 60 degrees from center
Height - Canopy 12.3ft
Maximum Truck Clearance 15.42ft
Minimum Left Cutting Radius 13.58ft
Minimum Right Cutting Radius 6.3ft
Operating Length - Conveyor Up 36.45ft
Operating Width 8.33ft
Transport Height 9.84ft
Transport Length 30.58ft
Transport Width 8.33lb/in
Cooling System 16.9gal (US)
Diesel Exhaust Fluid (DEF) Tank 12.4gal (US)
Engine Oil 7.9gal (US)
Fuel Tank 137.9gal (US)
Hydraulic Tank 14.5gal (US)
Water Spray System Tank 332.9gal (US)
Standard and optional equipment may vary. Consult your Cat dealer for details.
Sliding operator station
Suspension seat
Ergonomically adjustable arm rest
Ground control keypad
High-resolution LCD touchscreen display
12-volt power receptacle
Remote Flash
Remote Troubleshoot
Cat Grade with Grade and Slope
VisionLink® telematics
Automatic plunge-cut
Automatic grade and slope transition feature
Obstacle jump
Three cutting speeds
Engine Idle Speed Management
High capacity cooling system
Automatic Load Control
Traction control
Ports for Scheduled Oil Sampling (S·O·S℠)
Platform-level engine oil dipsticks
1260 L (332.9 gal) onboard water tank
Side water fill valve
Water spray system
Platform handrails
Signaling/warning horn
Standard and optional equipment may vary. Consult your Cat dealer for details.
Additional high-resolution LCD touchscreen display
Powered canopy
Windscreen
Exhaust diverter
Sonic grade control sensors
High-resolution LCD touchscreen display (for ground level grade controls)
Dust abatement system
Hydraulic folding conveyor
Rotor turning device (with pendant control)
System K Rotor - Coarse (18 mm)
System K Rotor - Standard (15 mm)
System K Rotor - Fine (8 mm)
Diamond bits
Pneumatic bit removal tool
Tool holder extractor
510 kg (1124 lb) ballast kit
Wheel undercarriage
Track undercarriage
CE certificate
Cat Bio HYDO™ Advanced biodegradable hydraulic oil
High ambient hydraulic oil
Air compressor
Accessory drive system
High pressure washdown
Low pressure washdown
Additional water spray system (dust control)
Halogen work lighting
Wide dispersion LED work lighting
Warning beacon (fixed)
LED roading lights
Truck signal lights
Remote cameras (rear back up, front conveyor, left and/or right cutting edges, magnetic mount)
