Sandblast Abrasive Test: Which is FASTER?? Garnet or Iron Grit?

 

Abrasive Blast Time Trial: Powder Coat Removal – GARNET vs IRON GRIT

 

Abrasives:                    Garnet (30/60) and Iron Grit (Fine)

Equipment:                  Empire Abrasive Equipment 650 Pressure Pot

Compressor:                Rotair 425 CFM Compressor

Nozzle:                         #5 XL Aluminum Jacket Nozzle

PSI:                                Ranging from 109

Blast Area:                   4’ X 4’ Powder Coated Metal Each Test (16 square Feet each)

Operator:                     Same for Each Test

Grit Valve Setting:      Dialed in for optimal performance for each abrasive

 

Time Trial Results:

 

Garnet:

Blast Time:                                                  7 Minutes 18 Seconds

Abrasive Consumption:                            60.5 lbs

Seconds per Square Foot:                        27.31 Seconds

Pound per Square Foot (Abrasive):        3.78 lbs

 

Iron Grit:

Blast Time:                                                  7 Minutes 19 Seconds

Abrasive Consumption:                            59 lbs

Seconds per Square Foot:                        27.31 Seconds

Pound per Square Foot (Abrasive):        3.68 lbs

 

If you would like us to run a test of any abrasives you can contact us at 919.622.7484

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