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product evolution

machine-image

Why are we qualified to bring this solution to market?

Like all great innovations, the road from concept to finished product has hills and valleys; over the last decade, the process of taking the ROTO Grit Dryer™ machine from the concept stage to manufacturing encountered a few bumps in the road.  As the new owner, Roto Grit, LLC has assembled a team of widely experienced and skilled industry professionals to manufacture and roll out the new ROTO Grit Dryer™ machine. This machine is just the next step in what will be a long line of continued innovations.  Our development team will meet the demands of a changing business environment and work force with more products that add real value and solve real problems for our customers.

The evolution of the ROTO Grit Dryer™ machine began more than 40 years ago with an automated  bridge deck blaster and evolved to ultimately recognize a need to improve the process of mobile commercial media blasting with steel grit. Mobile blasting with steel grit brought the benefits of the most effective blast media ever developed to a completely new market – the rehabilitation of steel structures outside of a controlled blast room. With those benefits, as always, came a new set of problems: how to recover the steel grit to take advantage of the primary benefit of it – to be able to reuse the media multiple times; how to decontaminate the media; how to control the blast site to prevent environmental contamination.  To address these issues, Surface Preparation Machinery, Inc. (SPM) brought the first trailer mounted steel grit recycling machine to market. Over the course of the next few years, competitors entered the market, but the SPM team - and later, Surface Preparation Systems, Inc. (SPS) continued to improve the machine with innovative design changes that enhanced both the performance and ease of operation. Through the years, these original teams also developed and marketed other innovative products that allowed painting and blasting contractors to improve their operations, including dust collectors, vacuums and grit movers.

Now, the new Roto Grit team has stepped up to improve the mobile blasting process by addressing the one shortcoming of steel grit that had not been resolved in more than 30 years of mobile blasting: Moisture.

Our Team's Legacy of Innovations

Thoughtfully Designed, Efficiently Manufactured, Simply Operated

1978

First automated straight line semi-trailer bridge deck sandblasting machine

1979

First automated machine to clean over 1 mile of 24' pavement (127,000 sf.) in 8 hours

1980

First mobile 15,000 CFM diesel dust collector

1981

First automated machine to fully control the dust produced by sandblasting of concrete roadways

1989

First mobile 30,000 CFM diesel dust collector

1989

First semi-trailer mounted, self-contained 24-ton capacity steel grit recycling machine (IT Series)...in the world!
(triple axle, compressor, air dryer, pressure vessel, classification, storage)

1989

First true modular steel grit recycling system (QUBEPAC)

1991

First self contained, diesel powered, 3500 CFM PD vacuum (PDV3.5K)

1993

First 2100 CFM 27"Hg PD vacuum to fit in an 8'x8'x8’ space (PDV2K)

1996

First four-axle, 45-ton, 12-outlet steel grit, fully pneumatic recycling machine (GRT-4520CV), 4600 CFM 27" Hg vacuum, operated with dual, flow-balanced 4-5" hose lines and achieving less that 250ppm clean steel grit.

2000

First to offer remote monitoring of operating functions and GPS tracking of stolen machines

2001

First grit moving system with automated pneumatic tranfer

2004

First comprehensive study of line pressure loss

2005

Collaboration with Sullair to create the first 200 psi portable 1450cfm compressor

2009

First onboard high intensity lighting system powered by hydraulic powered generator

2009

First onboard 6000cfm 200psi air drying system

2010

First telematics patent filed 9,058,707, Granted:  June 16, 2015

System and method for managing and maintaining abrasive blasting machines

2010

First grit dryer patent filed 8,920,210, Granted:  December 30, 2014

System and method for drying grit used for abrasive blasting

2014

Second grit dryer patent filed 9,592,587, Granted:  March 14, 2017

System and method for drying grit used for abrasive blasting

2015

Third grit dryer patent filed 10,695,891, Granted:  June 30, 2020

Method for managing abrasive blasting

2017

Long term contract manufacturing agreement signed for the production of steel grit dryers. 

2021

Prototype GD1K-T ROTO Grit Dryer™ manufactured, tested and released to Beta testing and job site operation.

A new idea is first condemned as ridiculous and then dismissed as trivial, until finally, it becomes what everybody knows.
- William James
Grit Drying Machines
Tons of Grit Dried
Storms Worked In
Company Patents

CONTACT

NEED HELP? CALL US!

877.446.7386

For Rental Sales and All Other Inquiries:

info@surfaceworldwide.com

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