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




