Description
The GRACO DF6777 is a metal air-operated double diaphragm (AODD) pump designed for industrial fluid transfer applications. It features a cast iron fluid section and is intended for use in demanding environments where reliability and durability are essential. The pump is suitable for handling a wide range of fluids, including abrasive and corrosive materials, making it ideal for industries such as mining, agriculture, and manufacturing.
Key Features:
- Pneumatic Diaphragm Pump
- Husky 2150, 2 in (51 mm) ANSI end-porting
- Cast iron fluid section, epoxy-coated air section
- Up to 150 gpm (568 lpm)
- Up to 120 psi (8.4 bar, 0.84 MPa)
- Designed for use with a wide range of industrial fluids; 2 in (51 mm) ANSI end-porting
- ATEX, CE
- Up to 5 times longer diaphragm life compared to other AODD pumps
- Expanded material offering for diverse applications
- Fewer parts than industry peers; air valve is externally accessible for easy servicing without uninstalling the pump
- Lube-free operation
- Epoxy-coated air section for tough environmental conditions
- Overall improved efficiency (up to 40% more efficient)
- Highest fluid flow rate in its class
Applications:
Industrial fluid transfer, mining, agriculture, manufacturing, chemical processing, and other demanding environments where reliable and durable fluid handling is required.
Installation Notes:
- Using genuine GRACO parts ensures optimal performance, reliability, and safety. Non-genuine parts may compromise pump efficiency and longevity.
- Ensure proper alignment and secure mounting of the pump
- Use appropriate piping and fittings for the intended application
- Follow all safety guidelines and local regulations
- Regularly inspect and maintain the air valve and diaphragms for optimal performance
- Consult the equipment manual for specific installation and maintenance procedures






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