Is Kynar the same as PVDF?

PVDF (polyvinylidene fluoride), often referred to by its trade name Kynar®, is a high purity engineering thermoplastic with excellent chemical resistance, abrasion resistance, flame resistance, and UV stability. PVDF is widely used for chemical tank liners and semiconductor equipment components.

What is Kynar used for?

Kynar® coating is a chemical resistant, thick film barrier coating primarily used on chemical processing equipment due to it’s low weight and low thermal conductivity. This coating is unaffected by most chemicals and solvents, and has excellent wear and abrasion resistance.

Who manufactures Kynar?

Arkema
Arkema is the manufacturer of Kynar & Kynar 500 resin. Solvay is the manufacturer of Hylar 5000 resin.

What Kynar 720?

Kynar® resins are fluorinated thermoplastic homopolymers. Outstanding characteristics: chemical resistance, imperviousness to UV, high barrier properties, high purity, good mechanical and thermo-mechanical properties. Kynar® 720 resin is a standard grade of granules for injection molding. …

Is Kynar worth the cost?

Kynar® is an Investment grade metal roofing options, due to higher price point. Though Kynar® may seem expensive at first, the amount of money that it will end up saving you in paint jobs, cleanings, and replacement is well worth it. Kynar® is a softer paint, which has the potential to scratch easier.

Can you paint over Kynar?

There are a number of quality paints that will finish over a kynar based product. One of the better high performance coatings is a Tnemec product, 1075/1076 Series that lets you put on a semi-gloss sheen. Many others are a higher gloss. Don’t fall for a recommendation to use a kynar based ADS (air dry system).

Is Kynar a powder coat?

When Kynar is used as a coating, most of the time it is applied via electrostatic powder coating.

How long does Kynar paint last?

It serves as the first “coat” over bare steel, a 100% zinc-based film that helps industrial steel products last over 50 years. It works even through long-term, severe water exposure, because rust protection is job one for galvanizing.

Can Kynar be painted?

Kynar or Kynar 500® is not a finished paint. It is a trade name for PVDF (polyvinylidene fluoride) resin, as is Hylar 5000®. (Similar to Kleenex being a trade name for a tissue). Paint manufacturers do not recommended using a clear top coat over a white color paint.

Can you paint old steel siding?

The good news is that metal siding is one of the best surfaces to repaint. The process of repainting pre-finished metal siding is a little different than it is for other types of exterior surfaces.