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Technology Factsheet

Blastrac 2-20D Abrasive Blasting Technique for Decontaminating Concrete Pads

Category: Decontamination > Mechanical Surface Removal > Shot Blasting
Reference # : Model No : 2-20D

The Blastrac 2-20D Walk Behind Shot Blaster is a high productivity machine for large jobs. This twin-blast wheel system cleans and prepares concrete or steel surfaces with ease. Side-by-side positioning of the blast wheels assures an even pattern. "Large Area Dry Decontamination Technology" Video Link: http://www.blastrac.com/en-us/pc-801-8-2-20d.aspx

Benefits

•51 cm (20”) blast pattern •Prepares 32-325 m2/hr (350 to 3,500 sq. ft./hr). •Self-propelled, walk-behind unit •Recommended for medium to heavy removal •Base elevates the machine for easier transport •Drive system with integrated brake is designed for ramps and inclines, allowing for consistent travel speed •Advanced separation system provides increased shot cleaning efficiency, promoting longer wear component life •A high-speed travel switch helps ensure uniform preparation by allowing for quick repositioning after each pass, without resetting the travel speed

Limitations

Limited success in reducing contamination around cracks and seams in the concrete where higher activity levels of contamination were detected during the radiological survey (from earlier model Blastrac 1-20D).

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