... plant used the advanced technology , It can produce the fine maize flour , corn grits(big,middle,small) , germ , bran etc. That ... stone , sand , grass seed , Swarf from the raw maize , Keeping the clean maize to the roller mill .The flour milling section : the ... Pneumatic roller mill , Double bin sifter . It is mill the maize to flour and grading the flour .The packing machine : We ...