Atryl® S342
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Atryl® S342

Polyester Resin for Closed Mold Processing and Pultrusion

Product description

S342 is a high reactivity propylene maleate polyester resin for closed mold processing. Molecular weight distribution is tightly controlled to yield consistent results during processing and in final part performance. S342 can be combined with a wide variety of low profile additives to yield excellent surface aesthetics.

Key benefits

  • High reactivity and precise molecular weight distribution.

  • Proven performance in SMC, BMC and Pultrusion applications.

  • Low color, high gloss and excellent surface and smoothness.

  • Designed for demanding cure and surface requirements such as short press cycle times and thin laminate Pultrusion.

  • Allows high filler loadings yet workable mix viscosities.

Processing methods

  • Pultrusion

Key markets

  • Transportation

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