Specialists in Dense-Phase Pneumatic Conveying Systems

Pneumatic Conveying Systems
Macawber provides products, engineering and maintenance services for Dense Phase Pneumatic Conveying of abrasive or fragile materials such as ash, sand, cement, foods, chemicals and more.

Dome Valve
Originally patented in the late 1970′s, the DOME VALVE® is unique in its ability to open and close with a tight pressure seal in environment where abrasive materials are passing. No other valve can achieve as long a life in harsh environments.
Macawber Engineering, Inc.
Understanding pneumatic conveying systems makes vital decisions easier. From pebble lime to peanuts, from coal to baby powder – and everything in between – Macawber has the technology, the hardware, and the experience to design and supply the highest quality system.
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Macawber Field Service

Pneumatic Conveying Systems
Macawber provides products, engineering and maintenance services for Dense Phase Pneumatic Conveying of abrasive or fragile materials such as ash, sand, cement, foods, chemicals and more.

Dome Valve
Originally patented in the late 1970′s, the DOME VALVE® is unique in its ability to open and close with a tight pressure seal in environment where abrasive materials are passing. No other valve can achieve as long a life in harsh environments.