Engineering ToolBox - Resources, Tools and Basic Information for Engineering and Design of Technical Applications!

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Sandpaper - Grit Sizes

Grit sizes ranging 12 - 600

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Grit SizesDescriptionType of Work
12 Very coarse very rough work,
high speed,
heavy macines,
unplaned woods, wood floors,
rough cut
16 Very coarse
20 Very coarse
24 Very coarse
30 Coarse
36 Coarse
40 Coarse rough wood work
50 Coarse
60 Medium
80 Medium general wood work,
plaster patches,
1st smooth of old paint
100 Medium
120 Fine
150 Fine hardwood preparation,
final preparation of softwood,
final preparation old paint
180 Fine
220 Very fine final sanding,
sanding between coats,
sand marks not shown,
dry sanding
240 Very fine
280 Very fine
320 Extra fine polish of final coats or top coats,
sanding between coats,
wet sanding
360 Extra fine
400 Extra fine
500 Super fine sanding metal,
sanding plastics,
sanding ceramics,
wet sanding
600 Super fine
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Unit Converters

Temperature

oC
oF


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Length

m
km
in
ft
yards
miles
naut miles


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Area

m2
km2
in2
ft2
miles2
acres


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Volume

m3
liters
in3
ft3
us gal


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Weight

kgf
N
lbf


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Velocity

m/s
km/h
ft/min
ft/s
mph
knots


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Pressure

Pa (N/m2)
bar
mm H2O
kg/cm2
psi
inches H2O


Load Calculator!

Flow

m3/s
m3/h
US gpm
cfm


Load Calculator!

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