The Macawber Denseveyor®
The Macawber Denseveyor®, the most versatile pneumatic conveying transporter, gently conveys thousands of materials with minimal energy consumption. Programmed to automatically operate on an as-needed basis, the Denseveyor® generates savings and efficiency with every...
Renewable Energy with Macawber Engineering
Biomass gasification technology and processes continue to advance with new plants each year. In simple terms, the typical process includes feedstock of an organic carbon material fed into a high temperature, high pressure containment vessel (Gasifier) in a low oxygen...
Denseveyors® from the mountains of Tennessee to the mountains of Peru
We thank our customers, TecProMin S.A., from Chile and Peru who took the time to visit us in Tennessee and inspect our Denseveyors®, dense phase pneumatic conveying systems, prior to shipment to Peru.Our own South-Americans, Dafne and Alberto appreciated the...
Quality Systems Every Time
Macawber’s pneumatic conveying systems are custom engineered and manufactured per individual customer application. We have been in operation for over 45 years serving customers in the US, Canada, Mexico and more. Upholding the highest quality standards, our group...
Bringing Old Systems Back to Life
Macawber has refurbished two Denseveyor® pneumatic conveying systems back to their former glory, including new upgrades. Harsh operating conditions and abrasive materials conveyed can take a toll on any system, but thanks to our unique design, focus on durability and...
Dome Valves® for Sand, Silica, Silica Flour, and Silica Pebbles
The Macawber Dome Valve® is amongst the most reliable process valves in the market. They were originally designed for robust applications where other conventional valves fail. The Dome Valve has a wear compensating design being able to handle abrasive materials while...
In-House Hydrostatic Testing
Macawber Engineering, Inc. is a registered ASME pressure vessel shop accredited under the U and UM stamp program. Our certified inspector performs a hydrostatic pressure test and weld inspection on every fabricated vessel, valve and other pressure component in-house,...
Pneumatic Conveying for Bentonite Mining
A company running a bentonite mining operation decided to replace their high maintenance bucket elevator with a Macawber dense phase pneumatic conveying system. Bentonite, a clay made up of minerals, is utilized in many different products from animal feed and...
Foundry Improves Material Handling with Macawber Systems
We have delivered four systems to convey bond and sand to our existing customer. It is always special when customers benefit from our systems so much they wish to order another one or more. The systems, that will convey a total of 1,400 ft, include 4 Denseveyors®, 10...
Not Your Everyday Denseveyor®
We are so pleased to have shipped our 3rd order to a customer conveying Calcium Hypochlorite (dry chlorine). Our customer’s process and operating conditions are highly demanding; equipment corroding rapidly unless appropriate coating was applied. After failed past...