Met-Chem has Built a Solid Reputation for Acquiring and Refurbishing Used Filtration Equipment

We have yards filled with a wide variety of used equipment, some of them are in great condition, some are not… However any piece of equipment that has been refurbished by Met-Chem leaves our facility in excellent, “good-as-new” condition.

Before

External view of clarifier before reconditioning.
External view of clarifier before reconditioning.

After

Same external view of clarifier after reconditioning.

Before

Internal view of clarifier before reconditioning.

After

Same internal view of clarifier after reconditioning.

The Reconditioning Process

The equipment is disassembled stripped down to its basic parts. Major components are removed for reconditioning or replacement.

The Original Used Clarifier out in the yard.
The Original Used Clarifier out in the yard.
Once the order has been placed the Clarifier is brought inside, it is dismantled and stripped down to its basic parts.
Once the order has been placed the Clarifier is brought inside, it is dismantled and stripped down to its basic parts.

The reconditioning is not only for the outside of the clarifier. Both the inside and outside of the Clarifier are stripped and sandblasted to remove any loose paint, rust, or other materials.

Before - top view of clarifier.
The plate packs, troughs and flumes are all removed.
The plate packs, troughs and flumes are all removed.
Before - bottom view of clarifier (with cone removed).
The inside of the Clarifier is sandblasted to remove loose paint and material.
Sandblasting the Clarifier

The Clarifier is sandblasted, turned, and repositioned, so that everything is completely blasted and the surface is clean and ready for the next step.

All piping and seals are inspected, tested, and repaired or replaced as needed.

This sandblasting process helps to expose any issues with the steel, joints, etc.

All joints are inspected.

New metal is added to replace questionable or damaged metal. The legs, braces, brackets, and supports are all repaired or replaced.

New metal is added to replace questionable or damaged metal. The legs, braces, brackets, and supports are all repaired or replaced.
New footplates are fabricated to replace questionable or damaged original plates. This gives us the ability to alter the height and footprint of the clarifier as needed for the final installation.

As with the outside of the clarifier any internal parts are repaired, replaced, or fabricated.

In this unit, the old plate packs were not usable. They were discarded once removed.
The new plastic plate packs are fabricated to factory original specifications.
The new plastic plate packs are fabricated to factory original specifications.

Our team members have extensive knowledge and skills for building and fixing parts when needed.

The old flumes were beyond repair, Met-Chem fabricated new parts to factory original specifications.
The old flumes were beyond repair, Met-Chem fabricated new parts to factory original specifications.

The old flumes were beyond repair, Met-Chem fabricated new parts to factory original specifications.

Not only does this give Met-Chem the ability to proceed quickly, since we don’t have to wait for parts, but it also allows us to customize the project as needed by the client.

The cone is removed (before),
The cone is removed (before)
and coal tar epoxy applied (after).
Coal Tar Epoxy Applied (after)

The exterior, safety blue, two part epoxy, consists of an epoxy resin which is cross-linked with a hardener. When catalyzed and applied, our epoxies produce a hard, chemical and solvent resistant finish for the clarifier.

The black, coal tar epoxy is applied to the inside of the clarifier. Coal tar epoxy is a heavy duty, high build protective coating commonly used industrially on barge hulls and underground tanks. This blend of epoxy resin and coal tar makes an excellent protective barrier coating for steel and iron.

The clarifier is repositioned and turned to ensure every crevice is completely covered and sealed.
The clarifier is repositioned and turned to ensure every crevice is completely covered and sealed.

The clarifier is repositioned and turned to ensure every crevice is completely covered and sealed.

The legs, braces, brackets, and supports are all painted as well. Special attention is given to joints and welds.

The legs, braces, brackets, and supports are all painted as well. Special attention is given to joints and welds.

After - Top view of clarifier
After - Bottom view of clarifier

The Floc Tank Reconditioning Process is essentially the same process as the Clarifier Reconditioning Process.

Here are the before and after photos of a Floc Tank that was being reconditioned in tandem with the clarifier reconditioning process.

Before

Floc Tanks Before Outside

After

Floc Tank Painted Front

Flocculation Tank

The entire unit is dismantled, sandblasted, repaired, rebuilt or replaced as necessary. Then the unit is painted, sealed and reassembled. This particular floc tank was fully assembled with a clarifier that was being refurbished at the same time. Met-Chem performs the final factory acceptance test of quality assurance. This test includes the mixer gearbox and motor test, as well as water fill/leak test.

Before

After

Floc Tank Motors After

Flocculation Tank Motors

Before

Floc Mixing Paddle Before

After

Flock Mixing Paddle After

Flocculation Rake Mixer

Final Reconditioned Floc Tank.

Finally, the completed clarifier is reassembled, checked, and tested to ensure all the parts are working correctly, there are no areas to cause leaks, and the quality surpasses expectation.

We apply a RTV caulk under all the seals to ensure the best seal
We apply a RTV caulk under all the seals to ensure the best seal,
the clarifier and cone are aligned
the clarifier and cone are aligned
the bolts are connected and tightened
the bolts are connected and tightened

Completed and Reconditioned

Reconditioned Clarifier
Reconditioned Clarifier

Fully assembled, Met-Chem performs the final factory acceptance test of quality assurance. This test includes the mixer gearbox and motor test, as well as water fill/leak test.

You are welcome to inspect and sign-off on the unit before final payment. You can visit the clarifier in our shop or we can send a video of the unit in action. We are confident you will be impressed with the final product.

Once the unit passes our reconditioning tests and approved, it will ship with a 30-day warranty.

Once the unit has been approved, the clarifier is dismantled, and prepared for shipment.
Once the unit has been approved, the clarifier is dismantled, and prepared for shipment.
Once the unit has been approved, the clarifier is dismantled, and prepared for shipment.
Once secured on the truck the clarifier is shipped to your location.
Once secured on the truck the clarifier is shipped to your location.

Either your team can reassemble the “good-as-new” clarifier, and any auxiliary equipment or our team is happy to offer Start-Up Assistance and Installation. We have installation technicians and technical representatives that we can send to your facility to make sure the system is running as it should be based on the engineering and design.

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