Macawber Design Philosophy

  Dense Phase Pneumatic Transporters 1. Dense phase pneumatic conveying pressure vessels were introduced to the U.S. markets in the early 1960’s.  Pressure vessels were used because the pressures required for dense phase conveying normally exceeded 15 psig – the...

Test your bulk material for peace of mind

Solids do not conform to comfortable empirical formula when you pump them along pipelines.  It is often only with exhaustive testing and evaluation that meaningful decisions can be made. Macawber has always been at the forefront of material handling evaluation...