Microdol H400 (from 1kilo)
Hard white dolomite powder.
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Magsil Diamond 200 (from 1kilo)
Soft white talc
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Fillite Powder (from 1 kilo)
Quite a gritty type powder which produces lightweight castings.
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Glass Bubbles (from 1 Litre)
Used as a filler in resin to achieve a lightweight compound for fairing boats.
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Corundum Grit (from 1 kilo)
 Added to flowcoat final surface resin at a rate of
up to 1 kilo/ sq yard to produce a non-slip very hard wearing surface.
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METAL POWDERS (from 500g)
For metallic effects, add metal powder at up to 3 parts to 1 part resin (by weight).
It is most economic to have only the outer surface of the cast object coated but be sure it is deep enough to allow burnishing and polish, see sample photo.
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