Services

Mechanical and Electropolish

The PSS Tank Lining division provides our customers with the latest technology for their Food Grade commodity storage & process vessels.
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What makes us different

Mechanical Polishing

Mechanical polishing covers grinding, buffing, and polishing - all processes for improving the surface conditions of a product for decorative or functional purposes. The various techniques are abrading operations ; although, some plastic working of the surfaces may occur, particularly during buffing.

Our Process

mechanical Polishing Process

The process is to do grinding first, polishing second, and buffing third. In general, grinding permits far more aggressive abrading action than polishing. Likewise, polishing is a far more aggressive abrading action than buffing. In grinding, polishing and buffing, labor is a major variable in the process. The requirement is highly skilled labor with years of experience and a thorough knowledge of their craft. The basic mill plate and sheet metal finishes for stainless steel include five grades that have finishes that are produced mechanically by using abrasive compositions and buffing wheels.

What makes us different

Electropolishing

Electropolishing, also known as electrochemical polishing, anodic polishing, or electrolytic polishing, is an electrochemical process that removes material from a metallic workpiece, reducing the surface roughness by leveling micro-peaks and valleys, improving the surface finish.

Our Process

The Benefits of Electropolishing

The benefit of electropolishing is that it delivers a smoother, more reflective surface that reduces product adhesion and improves surface cleanability. Perhaps more importantly, electropolishing preferentially dissolves free iron, inclusions, and embedded particles from the surface of the work-piece. This process improves the near-surface chemistry of the material and promotes the formation of an improved corrosion resistant surface layer.

SAFETY IS OUR FOUNDATION

At PSS, safety is a core value. We work carefully to attain an incident and accident-free workplace.

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