Under normal circumstances, cement block machine production process, the moisture content of raw materials handling is about 10% in the most appropriate (500 kg of raw materials, adding water 50 kg) within the scope of the water, after mixing machine mixing, can and raw materials of cement mixing, if use hand to hold the raw materials, palm with water, then moisture content is exorbitant, need to add raw materials, if hold the hind, raw material package into a ball and not loose, palm and no water, just can be produced.