We are looking for technical assistance, preferably from a consultant,
for blending sulphur dusting powder. The information should include
the blending process, details of machinery for a 500 mton production
capacity.
The final product specification should be as follows :
Purity  99.5% Min
Ash  0.2% Max
Moisture 0.1% Max 
Acidity  0.003% Max
Fineness  99.5%  passing 150 micron sieve  
Free from arsenic, selenium and tellurium