Main Properties:
Excellent electrical insulation even at high humidity
High mechanical strength
Self-extinguishing (UL 94 V-0)
Resistant to corrosion, heat, and impact
Easy to machine (cutting, drilling, machining)
Stable structure without cracks
Long service life
Typical Applications:
Support and insulating panels in electrical enclosures
Components in switch blocks and transformers
Insulating plates in switches and relays
Applications in low- and medium-voltage systems
Components in railway and automotive industries
Standards and Classifications:
IEC 60893: UPGM 203 (Unsaturated Polyester Glass Mat)
NEMA: GPO-3
UL 94 V-0 (flame retardant)
EN 60893
DIN 7735
RoHS compliant
Names under Various Standards:
IEC 60893: UPGM203
DIN 7735: GPO-3 (sometimes referred to as SMC laminate)
UL standard: Recognized as UL 94 V-0
NEMA standard: GPO-3




