Rilsan® ESY GREY 7278

Alternative and trade names
PA11, Approximate RAL number: 7000
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Rilsan® 7278 Grey ESY Electrostatic Spray Powder

Rilsan® electrostatic spray powders are thermoplastic polyamides obtained from renewable resources. Outstanding characteristics: abrasion resistance, corrosion resistance, impact resistance, sound reduction, flexibility, low coefficient of friction.

This material data has been provided by Arkema High Performance Polymers.

All metrics apply to room temperature unless otherwise stated. SI units used unless otherwise stated.
Equivalent standards are similar to one or more standards provided by the supplier. Some equivalent standards may be stricter whereas others may be outside the bounds of the original standard.

Ashby charts




Abrasion resistance, weight loss

17 mg

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ISO 9352, Wheel CS 17, load 1 kg, 1000 cycles

Median particles size

30 μm

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ISO 13320

Non Tap density

23.0 °C

0.44 g/cm³

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ISO 1068

Relative density

23.0 °C

1.13 [-]

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ISO 1183

Tap density

23.0 °C

0.62 g/cm³

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ISO 1068

Water absorption

23.0 °C

1 %

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max., ISO 62-1, 24h



Hardness, Persoz

270 [-]

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ISO 1522

Hardness, Pencil test




Melting point

183 - 188 °C

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ISO 1218



Dielectric strength

23.0 °C

10 kV/mm

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ASTM D149, thickness = 100mm

Technological properties

Application areas

Main applications:

  • Coating of wire goods and piping components exposed to high weathering or corrosive environments
  • Coating of machinery exposed to high abrasion such as spline shafts
  • Coating of springs for sound reduction
  • Rilsan® electrostatic spray powders are designed to coat metal substrates via a charged powder spraying gun. ESY grades contain additives that allow the Coating to be effectively applied without a primer
  • Powder Coatings - Automotive & Transportation, Exterior Applications and For General Purpose

  • Color


    Covering efficiency

    0.2 kg/m²

    Covering efficiency, thickness

    100 µm


    Additional info:

  • Smooth texture with a glossy appearance
  • Good adhesion after over 2000 hours of salt spray testing (ISO 9227)
  • Only 20% fine particles < 20 µm (ISO 13320)
  • Only 1% coarse particles > 100 µm (ISO 13320)
  • 2 year shelf life from date of manufacture
  • Available in 20 kg bags