Grinzi asfaltare Cat® AS3173

Single width, power extending screed with LPG or electric heating system increases productivity and lowers operating costs.

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Electric Heating System

The system provides a tractor-mounted generator, replaceable heating elements and operator friendly controls providing a cleaner environment. Feature & benefits include simple operation, fast heat-up time, multi-zone heating elements and thermostatic control of all screed plates. Heavy-duty, user-friendly screed heating control unit with self-diagnostic control is positioned at the rear of the machine for easy ground crew usage.

Screed Assist

The AS3173 is equipped with the screed assist, an electro-hydraulic device maintaining a constant screed pressure on the bituminous mix, independently from the mix bearing capacity and the paving width.

Vibrating System

Automatically operated when the AP300 advances following a preset ramp. The AS3173 screed is equipped with electronic ignition, automatic and independent adjustment of the smoothing plate temperature for central and each mobil plate.

AS3173 Screed

The hydraulic power extendible asphalt screed is available with variable frequency vibrating system and with LPG or electric heating system. The screed control panels include material feeding controls for easy ground crew usage.

LPG Heating System

The system provides high efficiency burners and optimum thermostatic temperature control.

Specificatii tehnice


Extender Mounting Rear-mounted
Screed Type Vibratory
Weight - With Electric Heat 1330 kg
Weight - With LPG Heat 1300 kg
Operating Specifications
Standard Paving Width Range 1.7-3.20 m (5.6-10.5 ft)
Maximum Paving Width 4 m
Minimum Paving Width 0.65 m
Crown Adjustment +4.5% to –2.5%
Maximum Vibrator Frequency 3400 vpm
Heating System Electric, LPG
Minimum Width - Endgates Attached 1.73 m
Screed Plates Width, Front to Back, Main Screed 265 mm
Length - Front to Back, Endgates Attached 1.7 m
Length - Front to Back, Endgates Removed 1 m
Minimum Width - Endgates Removed 1.67 m
Height 1.55 m
Screed Plates Thickness 10 mm
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