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Overview
Valiant PEI VAT002P100 is an unreinforced amorphous PEI powder with an average particle size (D50) of 100 microns. It offers a high Tg of 217°C with excellent mechanical, electrical, and dimensional properties. This general-purpose powder is suitable for compression molding, rotational molding, ceramic binder systems, and coatings. Valiant has achieved kiloton-scale production of PEI resins.

Applications

  • Compression molding of large parts

  • Rotational molding of hollow components

  • Ceramic injection molding binder systems

  • Protective coatings and linings

  • General-purpose powder processing

Detailed Properties

Property Value Unit Test Method
Physical
Particle Size (D50) 100 µm Laser diffraction
Density 1.27 g/cm³ ISO 1183
Melt Flow Rate (340°C/5kg) 6–10 g/10 min ASTM D1238
Mold Shrinkage 0.5–0.7 % ISO 2577
Mechanical
Tensile Stress 110 MPa ASTM D638
Tensile Modulus 3,100 MPa ASTM D638
Elongation at Break 55 % ASTM D638
Flexural Strength 150 MPa ASTM D790
Flexural Modulus 3,300 MPa ASTM D790
Notched Impact Strength 7.0 kJ/m² GB/T 1843
Thermal
HDT (1.82 MPa) 190 °C ASTM D648
Tg 217 °C GB/T 19466.2
CLTE (MD/TD) 48/51 ppm/K ASTM E831
Electrical
Dielectric Strength (Oil, 1.6mm) 21.1 kV/mm IEC 60243-1
Dielectric Constant (1kHz) 3.1 — IEC 60250
Dissipation Factor (1kHz) 0.0017 — IEC 60250
Volume Resistivity 10¹⁶ Ω·cm IEC 60093
Surface Resistivity >10¹⁶ Ω IEC 60093

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