Razorback Grinders

The Razorback Green Waste Grinder is an evolution in Redback Grinder Company and Van Gelder’s 100 years of size reduction experience.

The Redback Grinder Company Pty Ltd and Van Gelder Pty Ltd have been at the forefront of fine grinding size reduction in Australia since 1913 and have sold over 5000 grinding machines into the Australian and overseas markets.


We are the only organization manufacturing greenwaste grinders in Australia with local availability of wear parts and technical advice.

No need to ring overseas in the middle of the night, we are on the ground here with a large group of satisfied customers to endorse our equipment.

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The Razorback is a 540 hp tandem axle trailer mounted unit with new design high efficiency rotor which outperform any 700 hp machine on the market today. This results in much lower capital cost and running costs.

The following inclusions ensure all our components are of the highest quality.

High efficiency rotor

540 HP C-15 CAT Engine

Transfluid KPTO-19 fluid coupling

Reversible fans on engine and all coolers

Rexroth hydraulics with low speed high torque drives