Technical datasheet

Ultra-Pflex®

Supplied bySpecialty Minerals- Last Updated on May 19, 2026

Ultra-Pflex® by Specialty Minerals is a surface treated, premium quality, engineered nano particle precipitated calcium carbonate. It is cost effective with improved adhesion, sag, slump, viscosity and thixotropy properties. It imparts improved performance properties to rigid PVC products. It has nano particle size and narrow particle size distribution which offers excellent impact properties, extrusion performance, improved surface appearance and gloss.
  • It is suitable for window profiles, pipe fittings and injection molded parts for decorative applications.
  • Ultra-Pflex® is used in PVC plastisol, MS polymer and silicone.
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Ultra-Pflex® properties

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PropertiesValue & unitTest conditionTest method
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Density, Bulk0.0 Visible After LoginVisible After LoginVisible After Login
Density, Tapped0.0 Visible After LoginVisible After LoginVisible After Login
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