Imprex, Inc.

Imprex, Inc. is your go-to source for high-quality impregnation solutions since 1958. Whether you send parts to our Milwaukee facility for impregnation or require a custom Vacuum Pressure Impregnation (VPI) system for installation at your location, Imprex impregnation solutions seal porosity and reduce scrap.


At our facility in Milwaukee, services include impregnation of metal castings, powdered, sintered, and ferrous metals, and electronic components. Resin, anaerobic, and oil impregnation methods are offered. We provide quick or same-day turnaround time, a proven quality program, and Lean-Six Sigma culture. 


Imprex is also an OEM, custom-engineering and fabricating VPI systems for installation world-wide. Our in-house engineering and fabrication team designs and builds impregnation equipment to your requirements. Pressure vessels are built to ASME Code. All systems are completely assembled at our factory and tested before shipment. 


Applications for vacuum pressure impregnation include: More... coil windings, motors, generators, transformers, automotive parts, pumps, electronic components, and more. 


 Family-owned and operated since 1958, our US-based team takes pride in providing superior products, service and results. 


 ISO 9001:2008 certified. ASME certified. Certified by the National Board of Boiler and Pressure Vessel Inspectors.

Robinson Metal

Robinson's capabilities are nearly boundless. Our expertise gives us the advantage to create a variety of vessels and piping systems in just about any size or configuration. We enjoy putting our state-of-the-art cutting, forming, machining, and welding equipment to the test.


Our Pipe & Vessel specialists are ASME-certified (U, S, and R stamps) as well as experienced in meeting global requirements. Stringent codes are met or exceeded by our quality control process that implements in-house and customer required hold points and initiates in-process as well as final inspections.


Whether the material needs to be standard carbon steel or various types of stainless steel, look to Robinson for your next storage vessel, pressure piping, skid fabrication, or pressure vessel. Our project management, design and support, and overall dedication to quality are a rare combination in any industry.

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Suppliers for Oil And Gas located in (Wisconsin)

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