Automatic 3 Layer Protective Mask Machine Features: The model is one for two Goods Flat mask (175 * 95) Equipment weight Volume ï¼? = 5000KG, ground bearing ï¼? = 500KG / m�² Efficiency 80ï¼?100pcs / min Power 220VAC, 50HZ Compressed air Angry 0.5 ~ 0.7M pa, the flow rate is about: 300L / min Using Environment Temperature 10 ~ 35 degrees, humidity 5-35% HR, no flammability, corrosive gas, no dust (cleanness is not less than 100,000 level)