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Boulder Eco Blast

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Mobile Sandblasting

What Abrasive Media Should I choose?

  • Writer: Nanci Quinnear
    Nanci Quinnear
  • Jan 26, 2024
  • 1 min read

It's important to understand the different blasting media options that go into achieving your desired surface preparation result. You'll need to choose the best media for your project needs.





BLASTING MEDIA CHARACTERISTICS

Different medias have different characteristics that influence how they blast through a coating or substance. Here is a look at the difference between different blast medias.

Size - This will impact coverage and cleaning speed

Shape - The sharpness of corners and edges influences surface treatment.

Hardness - The harder the abrasive, the more aggressive it can be.


OUR CHOICE

Our choice is recycled bottle glass. We enjoy it because it is clean, eco-friendly, and suitable for most projects Glass-like sharpness and glass-like smoothness makes this media a great choice. It has a very sharp, glassy edge that may be used to cut into surfaces more quickly than sand, but it is less likely to cause harm because it is smooth.

ABRASIVE

GRIT SIZE

HARDNESS

SHAPE





Garnet

16-100 Grit

6.5 - 7.5

Subangular

Glass Bead

50-325 Grit

5.5

Rounded

Recycled Glass

Course to very Fine

5.5 - 7

Angular

Slag

12/30 -40/80 Mesh

6 - 7

Angular

Soda

70-220 Grit

2.5

Angular

Walnut Shell

Course, Med, Fine

3 - 4

Subangular

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