| Clemco | ZERO | Aerolyte Systems | Industrial Blast Facilities |
 

Compressor Air and Abrasive Consumption Estimates
Pressure Loss in Compressor Air Line
Minimum Compressor Air Line Diameter
Blast Media Characteristics Comparison
Effects of Nozzle Wear on Air Consumption
Blast System Air Volume Estimates

Blast Media Characteristics Comparison

Material
Mesh
Size
Shape
Density
lbs/ft3
Mohs
Friability
Init.
Cost
No. of
Cycles
Per use
Cost
Source
Typical
Applications
Sil. Sand
6-270
100
5.0-6.0
high
low
1 med. nat. Outdoor blast cleaning
Min. Slag
8-80
85-112
7.0-7.5
high
med.
1-2 med. b-p Outdoor blast cleaning
Garnet
8-300
130-145
7.0
med.
med.
2-2.5 med. nat. Cleaning, finishing,
deburring, etching
Steel Grit
10-325
230
8.0
low
high
200+ med. mfd. Removing heavy scale
Steel Shot
8-200
280
8.0
-
high
200+ low mfd. Cleaning, peening
Al. Oxide
12-325
125
9.0
med.
high
6-8 med. mfd. Cleaning, finishing,
deburring, etching
Silicon Carbide
12-325
110
9.5
med.
high
5-6 med. mfd. Surface preparation on
extremely hard substrates
Glass Bead
10-400
85-90
5.5-6.0
med.
med.
8-10 low mfd. Cleaning, finishing
Plastic
12-80
45-60
3.0-4.0
low/med.
high
8-10 med. mfd. Paint stripping,
deflashing, cleaning
Bicarbonate of Soda
60-170
60
2.5
high
high
1 high mfd. Cleaning, paint removal
Wheat Starch
12-80
45
2.0
med.
med.
12-15 high mfd. Paint, adhesive removal;
composites
XL­Corn Hybrid Polymer
16-60
45
3.0
low
high
14-17 med. mfd. Composite paint removal,
adhesive deflash
Corn Cob
8-40
35-45
2.0-4.5
med.
low
4-5 low b-p Removing paint from
delicate surfaces

=Angular = Spherical     nat.=Natural     b-p=By-product     mfd.=Manufactured

Consult OSHA regulations before using silica sand as a blast abrasive.


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