The article gives some effect factors in the process of the shaping and separating by the researches on the force analysis when the micro-dough entering the roller units and the biscuit flan separating from the moulder roller.

According to the nature of copper alloy base polishing wastewater from Shenyang Mint and through the comparison of comprehensive analysis of treatment method for the similar wastewater, a technological process with neutralized method for treating acidic washing water and rinsing water was put forward; the wastewater after treating reached the standard of the national discharge.