Produce Higher Quality Sand and
Increase Profits with the RockyTM Transformer 

Featuring an all-impact crushing process, the RockyTM produces sand
without the need for adjustable aprons or gap settings.

Schedule a site visit to have our experts analyze your crushing equipment and
discover ways the RockyTM can increase your sand production.

 

Schedule Onsite Analysis of my Crushing System

Are you Using Multiple Crushers?

The RockyTM Transformer produces 85-100% useable sand in one pass with one machine.

Is Your Sand Production Quality Substandard?

The RockyTM uses rock on steel to produce a salable sand product with a near-perfect spherical grain structure.

Is Your Equipment Stuck in the 20th Century?

The RockyTM uses advanced automation for RPM and feed rate adjustments to control output gradations.

A Revolutionary Crusher

Producing high-quality sand from a variety of aggregate low-value aggregates. From cone crusher byproduct to virgin bank run river rock, the RockyTM produces a saleable sand product with near perfect spherical grain structure in just one pass. No grinding; No compression; Just 85-100% usable sand from a 100% impact crushing process.

 

One Pass, One Piece of Equipment

Capable of handling 1” minus feed material, the RockyTM Transformer has a fully adjustable output gradation. By varying the RPMs the machine can yield a variety of sand grain sizes. Reducing RPMs produces larger grain “fillers” and increasing RPMs produce the finer “grit” size sand grains. Whatever the requirements of the job at hand may be, the RockyTM will consistently produce 85% – 100% usable sand with spherical grain structure. All of this is achieved with one pass through the machine with little or no material re-circulation necessary.
 
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The Only Crusher in its Class

Featuring a double horizontal shaft rotor design, the RockyTM Sand Mill eliminates the need to adjust its aprons. In similar machines, increased abrasion and the premature wear of apron liners results after operators “close or tighten” the unit’s aprons, changing the approach angle of the material being crushed. The RockyTM, however, maintains a uniform shape and wear factor of all working parts involved in the crushing process.
 
Another useful feature of the RockyTM Sand Mill is that it’s able to take misshapen sand produced from hi-speed cones and crush them again into a more uniform shape and size, ideal for jobs with even the most strict quality control regulations.
 
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Driven by Technology

 
It make may look small, but when compared to its competition, with a driving power of 160KW, the RockyTM packs quite a punch. Controlled by an easy-to-navigate touch screen, the machine requires less user input as its automation and control software automatically regulate feed rate and power consumption. 

All internal parts involved in the crushing process are a 25% Chrome White Iron. These alloys have an extremely high resistance to wear and abrasion. With the combination of a lifetime of research and development, the highest quality alloys, and superior engineering science, the RockyTM provides the best wear properties, sand quality, and cost-effectiveness of any machine in its class.
 
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The Rocky Transformer Highlights

Produce 85% to 100% usable sand

No grinding or compression

Near perfect spherical grain structure

No closed side setting or GAP adjustments.

AMCAST'S Culture

With advancement, there is a sustainable future for the mining industry.

How to get started

Request your Quote

Speak with a product specialist.

Say No To Catalog Purchasing.

Receive a custom quote for parts tailored specifically for your crushing operation

Onsite Analysis

Don't see what you need? Have our team of experts verify parts availability with a custom, on-site evaluation.

Get a Wear Parts Quote

 

Work with AMCAST: a team that understands mining equipment and what it takes to keep it running

Machine downtime creates lost production and wasted man-hours. Cheaply made wear parts create an inferior product and keep you from outperforming your competition. AMCAST eliminates these problems by creating high-quality crusher wear parts using patented technologies developed through Material Science by our Research and Development Team.

With AMCAST's Crusher Wear parts, your production increases, you produce a better product, and your crushers maintain a more consistent power draw, maximizing energy consumption.

 

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