What We Do


We manufacture our own complete line of Cartridge, Assembly style Mechanical Seals for Industrial Pumps, Compressors, Mixers, Agitators, Reactors and Beadmill units.

We can repair / replace all makes & models of Mechanical Seals used on Pumps / Compressors / Mixers / Agitators / Reactors & Beadmill units. Custom Design / Manufacture Mechanical Seals for any application to increase run cycles. Provide Fluid Sealing Solutions for all industries.

We also provide Custom Engineered parts made from Tungsten Carbide, Silicon Carbide, Ceramic - for use in Shaft Steady Bushings / Wear Plates and many other industrial applications.


Chemical plant in North Carolina sent a failed 100mm Double Mixer Seal in for replacement.
We reverse engineered and provided a replacement mechanical seal unit. We upgraded the
product side seal faces to Tungsten vs Silicon from original Silicon vs Carbon. Seal has
been back in operation for 2 yrs.


Robco manufactured a new 4.00 double seal unit and reverse engineered the worn out
lower shaft steady bushing assembly. Robco oversaw the installation of both the
seal & bushing unit.


3.75" Robco EV05 single spring cartridge seals installed on (2) split case pumps ready
to transport to North Carolina.


1.75" Robco seals being installed at airport fuel depot in Louisiana.


Thrust bearing & Pivot shoe set repaired & relapped flat within two Helium Light bands
for Deepwell Submersible Pump operating in Gulf of Mexico.


4.00" Robco EV07 Double Cartridge Seal being installed on a Reactor unit at a
chemical plant in south Texas.