easy nozzle replacement: 1.Easy dismantling nozzle design, the nozzle and spray head cna be quickly dismantled You can rotate the spray head by 90degreee to install it or split it from nozzle by hand. So it can significantly downtime during maintenance. Auto orienting spray head: 1.there is an interior block, which can keep nozzle in right position without manual adjustment. therefore, it can avoid quality problem caused by wrong orientation of nozzle. Anti-corrosion and wearable 1.Easy split nozzle;made of Glass Fiber PP(25%), Carbon Fiber PP(40%) and PVDF, featured high itensity, wearability and anticorrosion; Suitable for washing and rinsing of corrosive solution, such as phosphate, acid & solvent; Max temperature for Glass Fiber PP is 82 centigrade; Max temperature for Carbon Fiber is 120 centigrade; While PVDF is high pressure without pigment which can keep high pruity in processing, and the max temperature is 148 centigrade under 7 kg pressure.