- Net Weight
- 2300 kg / 5,071 lb.
- Max Hydraulic Requirements
- 35 MPa / 5,076 psi
- Max Delimb Opening
- 660 mm / 26 in.
- Max Feed Roller Opening
- 680 mm / 27 in.
- Max Sawing Capacity
- 550 mm / 22 in.
- Carrier Size
- 22-30 metric tons
The versatile HTH618C Series-III harvester head is built for loggers looking for an agile yet heavy-duty thinning head suited for delimbing or debarking.
This harvester head's short, robust chassis leverages durability with a high-performance valve. These features provide fast processing and responsive control of the twin bottom knives for superior delimbing or debarking.
With its broad capabilities and a wide selection of options including topsaw, feed motors, wheels and guarding, this head is your best bet for productivity in variable applications.
Technical Data
| Dimensions | Width, head open (mm/in) | 1600 / 63 | |
| Weight | Base weight standard rotator, excluding link and some options (kg/lb.) | 2300 / 5,071 | |
| Rotation | 360 continuous | ||
| Delimbing | Delimbing knives | 1 fixed front, 4 moving, 1 fixed rear | |
| Maximum delimb opening processing knives (mm/in.) | 660 / 26 | ||
| Maximum delimb opening harvesting knives (mm/in.) | 685 / 27 | ||
| Drive | Quantity drive rollers | 3 | |
| Motor cc - option 1 (drive, fixed) | (500, 315) | ||
| Maximum feed speed - option 1 (m/s, ft/s) | 8.3 / 27 | ||
| Motor cc - option 2 (drive, fixed) | (630, 400) | ||
| Maximum feed speed - option 2 (m/s, ft/s) | 6.6 / 21.6 | ||
| Motor cc - option 3 (drive, fixed) | (800, 500) | ||
| Maximum feed speed - option 3 (m/s, ft/s) | 5.2 / 17.0 | ||
| Maximum roller opening (mm/in.) | 680 / 27 | ||
| Minimum feed arm diameter (mm/in.) | 50 / 2 | ||
| Top Saw | Maximum cut diameter (mm/in.) | 320 / 13 | |
| Length of saw bar (mm/in.) | 420 / 17 | ||
| Chain type (in.) | 0.404 | ||
| Top saw motor displacement | 10 cc | ||
| Butt/Felling Saw | Standard Saw | Waratah AT 3/4" | |
| Maximum cut diameter (mm/in.) | 550 / 22 | ||
| Length of saw bar (mm/in.) | 750 / 29 | ||
| Chain type (in.) | 3/4" | ||
| Saw Motor | 45 cc | ||
| Oil tank capacity (L/gal.) | 15 / 4 | ||
| Hydraulic System | Maximum operating pressure (MPa/psi) | 35 / 5,076 | |
| Maximum pump capacity (L/min.,gal./min.) | 320-360 / 85-95 | ||
| Carrier Size Range | Tracked (metric tons) | 22-30 | |
| Control and Measuring System | TimberRite H-16 | ||
Optional Configurations
| Optional Butt Saw - SC100 | ||
| Maximum cut diameter (mm/in.) | 550 / 22 | |
| Length of saw bar (mm/in.) | 750 / 29 | |
| Feed rollers: steel thumbnail, debarking | ||
| No top saw | Continuous 360-degree rotation | |
| Color marking (SED or LED) | Stump spray | |
| Cast processing upper delimb arms | Cast harvesting (CTL) upper delimb arms | |
| Alpine outer feed wheels | Second diameter sensor | |
| Find end sensor | Harvesting guarding | |
| Snow hole guarding | Pressure sensors (M, CD, T) | |
Not all models available in all countries. Service and support may also vary by region. Please contact a dealer for more information.