Dymax HPX16 excavator tree shear attachment (16-inch capacity) for 16–23 ton excavators

HPX16 Dymax Excavator Tree Shear

FOR 16-23 TON MID to LARGE EXCAVATORS – 16″ CUT CAPACITY

The HPX16 is a powerful tree shear attachment for excavators that is used for taking down the toughest trees on the planet. An excellent choice for any land clearing contractor or land management operator. The HPX16 is available for medium to large excavators and delivers up to 70 tons of shearing force. With a maximum cut capacity of 16 inches (41cm) the HPX16 can easily cut trees of all types including hardwoods. Like most Dymax Excavator Tree Shears the HPX16 features continuous blade and arm support during the cut to increase durability and performance.

“We’ve had Dymax tree shears for more than 15 years. It’s a fine piece of equipment. Durability. Labor saving. Brings safety to our operation.”

– J.D. King, County Engineer

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APPLICATIONS

Tree Harvesting for pulp and paper applications
Biomass harvesting
General land clearing and site cleanup
Roadside and Transmission Utility line right-of-way clearing
Railway right of way clearing
Hazardous fuels reduction on forested lands
Plantation thinning and harvesting for Eucalyptus and Acacia

FEATURES AND BENEFITS

Cut up to 16-inch diameter hardwoods
Continuous blade support during the cutting process
Strong and durable grapples enable operators to place sheared trees into collection piles
High-strength steel cutting arms with bolt-on replaceable cutting knives
Bolted head plate for changing machine connections
Heavy-duty chrome plated shear arm pivot pin with replaceable bushings and seals
70 tons of shearing force

OPTIONS AVAILABLE

60-degree rotator makes it possible to adjust to the tree with the machine sitting on uneven ground
97 degree rotator makes it possible to adjust to the tree with the machine sitting on uneven ground
Electro-hydraulic valve with an electrical switch kit for rotation is priced separately. If you only have (1) circuit, please visit with your Dymax sales representative.
Spring-loaded bunch & gathering arm for multi-stem clearing applications (DX-TS-FB models only)

SPECIFICATIONS

HPX16 MODELS WITHOUT ROTATION

Model Code
Description
Weight (lbs)

DX-TS-FG-HPX16-HX-16T

Tree Shear-Grapple-HPX Series 16 inch capacity-Hydraulic Excavator-16 Ton

STANDARD FEATURES:

– 16 inch max capacity diameter (41 cm)

– HPX frame group

– 3/4 inch AR400 cutting knives

– 5.0×13 cylinders

– Twin shear arms with dual grapples

– Chrome-plated pivot pins and bushings

– Bolt 303 excavator head plate with adapter and pins

OPTIONS:

– Grapple load check circuit

– Rotator systems if not quoted

– Custom design solutions

WEIGHT: 3448 lbs

DX-TS-FG-HPX16-HX-18T

Tree Shear-Grapple-HPX Series 16 inch capacity-Hydraulic Excavator-18 Ton

STANDARD FEATURES:

– 16 inch max capacity diameter (41 cm)

– HPX frame group

– 3/4 inch AR400 cutting knives

– 5.0×13 cylinders

– Twin shear arms with dual grapples

– Chrome-plated pivot pins and bushings

– Bolt 303 excavator head plate with adapter and pins

OPTIONS:

– Grapple load check circuit

– Rotator systems if not quoted

– Custom design solutions

WEIGHT: 3698 lbs

Design and specifications are subject to change without notice.

HPX16 MODELS WITH 60° ROTATION

Model Code
Description
Weight (lbs)

DX-TS-FGT-HPX16X60-HX-16T

Tree Shear-Grapple + Tilt-HPX Series 16 inch capacity x 60 degrees-Hydraulic Excavator-16 Ton

STANDARD FEATURES:

– 16 inch max capacity diameter (41cm)

– HPX frame group

– 60 degree rotator; cylinder driven with slew ring

– 3/4 inch AR400 cutting knives

– 5.0×13 cylinders

– Twin shear arms with dual grapples

– Chrome-plated pivot pins and bushings

– Bolted excavator head plate with adapter and pins

OPTIONS:

– Grapple load check circuit

– Electro-hydraulic diverter valve kit for rotation systems operation

– Custom design solutions

WEIGHT: 4200 lbs

Design and specifications are subject to change without notice.

HPX16 MODELS WITH 97° ROTATION

Model Code
Description
Weight (lbs)

DX-TS-FGT-HPX16x97-HX-16T

Tree Shear-Grapple + Tilt-HPX Series 16 inch capacity x 97 degrees-Hydraulic Excavator-16 Ton

STANDARD FEATURES:

– 16 inch max capacity diameter (41cm)

– HPX frame group

– 97 degree rotator; cylinder driven with slew ring

– 3/4 inch AR400 cutting knives

– 5.0×13 cylinders

– Twin shear arms with dual grapples

– Chrome-plated pivot pins and bushings

– Bolted excavator head plate with adapter and pins

OPTIONS:

– Grapple load check circuit

– Electro-hydraulic diverter valve kit for rotation systems operation (DY90299 or DY90300, depends on machine. Also will need wiring kit DY164487)

– Custom design solutions

WEIGHT: 4330 lbs

Design and specifications are subject to change without notice.

HYDRAULIC REQUIREMENTS

MODELS: DX-TS-FG-HPX16-HX-16T, DX-TS-FG-HPX16-HX-18T

HYDRAULIC REQUIREMENTS: Your Machine will require a standard auxiliary for operation.

CIRCUIT 1 – Shear/Grapple

– Type Two Way

– GPM (min/max) 20-30, PSI (max) 4,000

NOT SUPPLIED: Not provided with lines to the machine auxiliaries.

MODELS: DX-TS-FGT-HPX16X60-HX-16T, DX-TS-FGT-HPX16x97-HX-16T

HYDRAULIC REQUIREMENTS: Your machine will require the following 2x circuits for operation. If your machine has only 1 auxiliary circuit, please contact Dymax for pricing on electrohydraulic directional valves to power the rotate circuit.

CIRCUIT1 – Shear/Grapple

– Type Two Way

– GPM (min/max) 20-30, PSI (max) 4,000

CIRCUIT2 – Rotator, Cylinder Drive 60

– Type Two Way

– GPM (min/max) 8-10, PSI (max) 3,000

NOT SUPPLIED: Not provided with jumper hose lines

FAQ’S

What size excavator is this tree shear designed for?

The HPX16 is designed for 16–23 ton mid to large excavators.

What is the maximum cutting diameter?

Up to 16 inches (41 cm).

Does it hold the tree after the cut?

Yes. Each HPX shear uses grapples to maintain control of the tree so the operator can place it safely. The HPX16 has a dual grapple configuration. (Twin shear arms with dual grapples).