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Polynt Group SMC 3300 RF 25

Polynt Group SMC 3300 RF 25 is a sheet molding compound based on an unsaturated polyester resin, fire retardant grade, halogen-free, reinforced with glass fibers. This SMC has been developed for electrical application. SMC 3300 RF 25 joint good mechanical properties and good fire protection grade. SMC 3300 RF 25 is certified V0 3,0 mm by UL laboratories. SMC 3300 RF 25 is formulated according to RoHS, REAC regulation SVHC and WEEE European legislation.

Functions: Molding Compound

Technical Data Sheet
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Knowde Enhanced TDS

Identification & Functionality

Composite Materials Functions

Features & Benefits

Applications & Uses

Properties

Typical Properties
ValueUnitsTest Method / Conditions
Glow wire GWFI960°CIEC 695-2-1
Heat distortion temperature HDTmin. 200°CISO 75
arc resistancemin. 180sASTM D 495
Linear Shrinkage0,1%ISO 2577
Dielectric rigidity18KV/mmIEC 243
Quantity of glass25%ISO 11667
Density175g/cm3ISO 1183
Flexural strength150MpaISO 14125A
Flexural modulus9.5MpaISO 14125A
Impact strength (Charpy)70KJ/m2ISO 179
Rockwell hardness80HrmISO 2039-2
Surface resistivity10^14ΩIEC 93
Volume resistivity10^14Ω mmIEC 93
Water absorptionmax. 0,2%ISO 62 Met. 1
Flammability
ValueUnitsTest Method / Conditions
FlammabilityV0 (3,0)

Storage & Handling

Handling and Storage
  • Storage at 15-25°C, in dry ambient and out of direct sun light
  • Molding time 40 s/mm
  • Molding pressure 70 - 110 bar
  • Molding temperature 140 – 160°C