Product Name: Agriculture Power Sprayer Yn-530as Model NO.: YN-530AS Type: Plunger Pump Material: Aluminium Iron Stainless Steel Technics: Mechanical Process and Assembly Power Supply: All Volume: All Spraying Shape: All Liquid Contained: Medicine, Disinfector Installation: Pulley Net Weight: 16.5 Kg Plunger Diameter: 30 mm Plunger Length: 140 mm Plunger Number: 3 Suction Capacity: 19-38 L/Min r.p.m.: 500-1000 Working Pressure: 20-50 Power Required HP: 2-4 Engine PS: 5.5-7.5 Trademark: can be embossed Transport Package: Carton Specification: 395mm X 310mm X 385mm Origin: Taizhou China HS Code: 8424490000 Product Description Our products apply Taiwan' s manufacturing technology. The core parts crankcase and air chamber are one-time processing completion in CNC Machining Center to ensure the accuracy. The plunger is ceramic; its wall thickness is 1.5mm and its length is 140mm. We enlarge the ball cock which is copper with nickel plating on the surface. The valve assy is thickened 304 stainless steel. The valve part is ceramic, and valve seat is 304 stainless steel with heat treatment, which increases it hardness. The net weight for the whole machine is 16.5 kilograms, which is about 2 kilograms heavier than the similar products.