The main function of water spray nozzle series is to cool, be clear and remove dust, mainly apply to trades such as the steel-making, Chinese worker, textile, papermaking, cement,etc., cool twice of the ones that are especially suitable for the casting in succession machine of iron and steel enterprise. Spray the form of water out according to the spray nozzle, water spray nozzle is generally divided into flat spray nozzle, oval spray nozzle, square spray nozzle, rectangle spray nozzle, spiral spray nozzle and high pressure except that scale's spray nozzle.