NDP-40BS Air-Operated Double Diaphragm Pump
Reliable and versatile diaphragm pumps for various applications
NDP-40 medium-sized chemical pump with a capacity of up to 400 l/min is capable of providing a head of up to 70 meters. Connection size 1.5" (40 mm), internal thread or flange.
The Yamada NDP-40 series is a mid-sized air-operated double diaphragm (AODD) pump in the Yamada line, featuring a 1.5" female port size and a maximum capacity of up to 400 liters per minute. Designed for precise pumping of chemicals, process water, high viscosity products, sludge and petroleum products, this pump is designed for precise pumping of chemicals, process water, high viscosity products, sludge and petroleum products.
The SUS 316 stainless steel housing provides chemical resistance to aggressive acids and alkalis. It provides reliable, leak-free operation thanks to Yamada's proprietary oil-free air valve system. This ensures smooth operation and ease of maintenance, without enriching the atmosphere around the pump with oil.
Whether used in portable systems, OEM equipment or controlled environments, the NDP-40BS is a reliable solution for low-cost, high-precision fluid handling.
Key Features
- Housing made of reinforced PPG Polypropylene – resistant to acid and alkaline solutions.
- Diaphragm materials: EPDM (E), Hytrel® (H), Neoprene (C), PTFE (T), PTFE/EPDM (TU), Santoprene® (S), Viton® (V)
- Performance – Up to 400 l/min, suitable for precise and small-sized pumping
- Compact 1,5" design – Ideal for limited spaces, modular installations or OEM solutions
- Lubricant-free air valve – Reliable operation without oil and stops
- Bolt-on housing connection – Guarantees tightness, durability and safety in operation
Applications
Chemical, metallurgical, food, oil and gas, coal, pharmaceutical industries.
Advantages
Compactness, reliability, economy.
Available Configurations
The body is made of Stainless steel SUS 316.
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