New type of conveying machinery: driven by compressed air, suitable for conveying various corrosive liquids. Compatible with multiple media: The diaphragm is made of corrosion-resistant rubber and special plastic, which can safely transport various media that are difficult to handle with conventional pumps. Pneumatic power is safe and reliable Powered by compressed air, without motor explosion-proof issues, suitable for hazardous environments and special working conditions. Specially designed for special occasions, it can effectively pump corrosive, high viscosity or particle containing liquids.