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CT718 Compost Turner

Compost Turner | Vermeer CT718

Get consistent results in less time with the CT718 compost turner. Featuring a large 44”/111.76 cm drum to mix and aerate more material with each rotation, the CT718 allows operators to program a constant load to maximize efficiency.  Process up to 5,000 tons (4535.9 metric tons) per hour. Caterpillar C15 Tier 3 engine provides 540 hp/402.68 kw of power. Synchronous poly-belt drum drive system and heavy-duty construction helps deliver long machine life with less maintenance.

Features and Benefits

  • Enhances operator productivity through a climate-controlled cab with a fully adjustable suspension seat and joystick controls.
  • Spend less time traveling between windrows with ground speed up to 4 mph.
  • Steer straight ahead easily with the handy trim control knob.
  • See your Vermeer dealer for comprehensive service and genuine Vermeer replacement parts.

Download Specs

CT718 Compost Turner

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General Dimensions and Weights
Maximum Width (Operation)
8.4 m
Maximum Length (Operation)
4.3 m
Maximum Height (Operations)
5.8 m
Maximum Width (Transport)
3.6 m
Maximum Length (Transport)
70.4 cm
Maximum Height (Transport)
4.1 m
44000 lbs
19958.1 kg
5,000 tons/hr (4530 metric tons/hr)
Make and Model
Caterpillar C15 Tier 3
Number of Cylinders
Gross Horsepower (Maximum)
540 hp
402.7 kw
Torque (Maximum)
1817 ft-lb
2463.5 Nm
Fuel Tank Capacity
155 gal
586.7 L
Max Fuel Consumption
29 gph
109.8 lph
Fuel Type
Air Cleaner
Dry-type, dual element with service indicator
Oil Filter
Spin-on Caterpillar advanced efficiency engine oil filter
Recommended Oil
Caterpillar DEO-ULS (Diesel Engine Oil-Ultralow Sulfur) multigrade SAE 15W-40
Oil Volume with Filter
43.9 qt
41.5 L
Maximum Angle of Continuous Operation
30 deg
Cooling Medium
Caterpillar Extended Life Coolant (ELC) or a commercial extended life coolant that meets the Caterpillar EC-1 specification
Coolant Capacity (Engine and Radiator)
18 gal
68.1 L
Air to Boil Temperature
117 deg
145 Amp
Flexxaire 40" (101.6 cm) diameter, auto reversing
Clutch Type
PT Tech HPTO14FX, microprocessor controlled, wet hydrualic clutch
Clutch Drive Engagement
Microprocessor based clutch controller uses a series of pulsed signals to engage drum
Hydraulic System
Tank capacity
61 gal
230.9 L
Recommended Hydraulic Fluid
ISO 68 (or Vermeer equivalent)
Filtration Method
Return filter and suction strainer
Clutch Hydraulic Fluid Capacity
15 gal
56.8 L
Recommended Clutch Hydraulic Fluid
Mobile 424 (or Vermeer equivalent)
Electrical System
System Voltage
12V, with two heavy-duty batteries that have a total of 2800 cca
System Protection
Primary disconnect and fusible links
Constructed of 8" x 6" x .4" (20.3 cm x 15.2 cm x 1 cm) and 6" x 6" x .25" (15.2 cm x 15.2 cm x .6 cm) steel tube with continuous welding
Operating Height Adjustment
Operating Height Adjustment
The machine's operating height is adjusted on each front wheel with independently operated hydraulic cylinders and on the rear wheels with a pair of jointly operated hydraulic cylinders from 0 " to 18 " (0 to 45.7 cm) above ground.
Ground Drive
Ground Drive Type
Independent four wheel drive system
Tire size
48L x 32.00-10, twelve ply floatation deep-tread traction tires
Processing Tunnel
Windrow Height
2.1 m
Windrow Width
5.5 m
Tunnel Lining
Fully lined 0.25 " (0.6 cm) steel plate
Rubber Skirting Curtains (thickness)
1 cm
Drum Cylinder
0.75 " (1.9 cm) thick, 18 ' (5.5 m) in length and 16 " (40.6 cm) in diameter
Drum Diameter (including flails)
111.8 cm
Drum Shaft Diameter
15.2 cm
Double Roller Main Drum Bearings
15.2 cm
Number of Flails
Flail Dimensions
.75 " x 4 " x 11.625 " (1.9 cm x 10.2 cm x 29.5 cm)
Drive System First Reduction
Poly-synchronous chain drive
Drive System Second Reduction
Poly-synchronous chain drive
162.6 cm
33 cm
Control Station
Display Type
LCD and LED indicator lights
Murphy Powerview with monitors - engine RPM, coolant temperature, oil pressure, volts, engine hours, fuel level, engine load and engine fault codes
Ignition switch, throttle control, drum engagement, fan reverse, frame height adjustment, work lights, drum speed, operator presence seat switch, 12-volt accessory outlet, auto ground speed control, dome light, signal horn and dual joy sticks
Load Controller
Designed to respond to changes in drum speed, slowing the machine's forward rate of travel if it encounters loads greater than the set point, without input from the operator
Optional Equipment
Two-Wheel Drive System
Maximum speed of 2.5 mph (4 k/hr)
Hard-surfacing Flails
Stainless Steel Processing Tunnel
Spray Bar Attachment
Cold Weather Engine Package