HJ170



The new tractor PTO-driven Junkkari HJ-170 chipper is suitable for chipping logs up to 6.7 inch (17 cm) in diameter. This chipper has a feeding angle of 45 degrees to the disc. The HJ-170 chipper comes in two versions, the M-model with no separate feeding device, and as a G-model with one hydraulic feeding roller.

Hydraulic feeding system on HJ-170G

The modern design of HJ-170 chipper includes separate frame and several user-friendly details. The safety of the user is secured in the M-model with a patented feed stopper operated with the control handle. On the G-model, the rotation of the feeding roller is controlled by the handle. The G-model can be fitted as an option with 2 feeding rollers controlled by 1 double acting valve).

The HJ-170 chipper has four blades that can be adjusted continuously depending on the desired woodchip size. The blow wings will finalise the woodchips and blow the chips effectively to the desired location through an adjustable discharge chute.

PROPERTY HJ170M​ HJ170G HJ170 Mob
​Feed opening size, inch 7.8 x 7.8 ​7.8 x 7.8 7.8 x 7.8
Blade disc diameter, inch 29.1 29.1 29.1
Blade disc mass, lbs 234 234​ 234
Number of blades, pc 4 ​4 4
​Revolutions, r/min ​540-1000 ​540-1000 540-1000
Blade setting, mm​ 3-20 3-20 3-20
Max. wood diameter, inch 6.7​ 6.7 6.7
Chipping capacity, cu ft/h​ ​141-282 141-282 141-282
Power requirement*, kW/hp 20-50/27-70 20-50/27-70 *
Weight, lbs 1146 (520 kg) 1212 (550 kg) 2496 (1120 kg)
Length in working position, inch ​57 86 179
Length in transportation position, inch 48 63 146
​Width in working position, inch 59 63 81
Width in transportation position, inch 48 63 81
Height in transportation position, inch 94.5 94.5 117.5
Hydr. feeding device / number of rollers optional/1 1 / 2 option 2
Hydr. feeding device with own hydraulics optional optional included
Chute extension
Brushwood blades for disc optional optional optional
Brushwood blades for the chamber
No-stress optional optional standard
Loader feeding equipment
Upper chamber tilting cylinder
Hydr. lifting of the upper feed roller

The optional brushwood blade is attached to the blade. It is used to ensure high quality chips even when chipping small pieces of wood and surface boards.

The optional no-stress control protects your tractor and PTO-shaft against jamming.

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