Industrial Grade Magnesium Powder comes in fine powder form in the range of 3mm to 63 micron IS Sieve [or 5 Mesh to 240 Mesh]. The Magnesium Powder is available with a minimum magnesium content of 99.5 %. The Magnesium Powder has an apparent density ranging from 0.20 to 1 G/ML. The Industrial Grade Magnesium Powder is suitable for use in Ordnance factories.