But if you plan your projects accordingly the money you lay out for equipment now will pay huge.
Blasting auto sheet metal.
In the u s the depth profile is measured by mils thousandths of an inch in the metric system the micron one millionth of a meter is used.
There really isn t a way to get down to bare metal more efficiently than media blasting.
Every other method of stripping is an attempt to get around the major disadvantage of media blasting namely the investment in rather costly equipment.
Sandblasting uses a higher pressure of air to propel sand.
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Blasting is fine on panels i was referring to parts where the sand can enter but a pain to remove such as unibody boxed parts such as a sub frame or underside of a hood etc.
I ve hit rusty sheet metal with sand just kept the feed higher lower pressure and further distance.
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Due to the high pressure and heat generated by the sandblasting procedure a car body s sheet metal and thinner metals can be warped beyond repair.
Thus we use our plastic media blasting process in this case.
It is an excellent rust remover and is intended for more robust metals.