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Durostone® UPM 203

GFK-UP

Durostone® UPM 203 is a fiber-reinforced plastic for mechanical and electrical applications. This plastic material has a defined flammability (UL listed) and offers good performance against electric arc and tracking. The fiber reinforcement is carried out with a glass mat (GRP).

silver grey, similar RAL 7001grey, similar RAL 7032light grey, similar RAL 7035agate grey, similar RAL 7038
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Characteristics

  • Polyester (UP) resin matrix
  • Reinforced with an e-glass roving mat
  • UPGM 203 acc. to EN 60893

Technical Specifications Durostone® UPM 203

Test MethodUnitGuideline Value
DensityISO 1183g / cm31,85
Flexural strength ISO 178MPa130
Modulus of elasticity in flexion ISO 178MPa9000
Compressive strength ISO 604MPa250
Tensile strength IIISO 527MPa70
Impact strength II (Charpy)ISO 179kJ / m240
Test MethodUnitGuideline Value
FlammabilityUL 94/V0 / 3mm
Coefficient of linear expansion IITMA (Mettler)10-6 x K-115 - 30
Temperature indexIEC 60216T.I.155
Insulation classIEC 60085/F
Test MethodUnitGuideline Value
Water absorption (4mm thickness)ISO 62%0,2
Test MethodUnitGuideline Value
Electric strength 90°C under oil IEC 60243kV / mm12
Electric strength 90°C under oil IIIEC 60243kV/25mm75
Relative permittivity (50 Hz)IEC 60250εr4,5
Comparative tracking indexIEC 60112CTI600
Insulation resistance after 24 h water immersionIEC 60167Ω5 x 108

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