1, sandblasting machine tank, pressure gauge, safety valve to regularly check. Two weeks once the dust emissions from the gas tank, Shaguan in the filter once a month. 2, check the vent pipe blasting machines and blasting machine door is sealed. The first five minutes of work required to start the ventilation and dust removal equipment, ventilation and dust removal equipment failure when the ban sandblasting machine work. 3, must wear protective equipment before work well, are not allowed to operate sandblasting machine naked arm. 4, sandblasting machine to slowly open the air valve, pressure must not exceed 0.8MPa. 5, sandblasting granularity should be adapted to the requirements of work, usually between ten to twenty numbers apply, sand should be kept dry. 6, sandblasting machine work, prohibit close. When cleaning and adjusting operation of the site should be shut down. 7, are not allowed to use compressed air to blow sand blasting machine body dust. 8, after work, sandblasting machine ventilation and dust removal equipment should continue to operate for five minutes and then off to discharge indoor dust, keep the area clean. 9, the occurrence of physical, equipment accidents, should be kept on site and report the authorities.