Vyncolit Neopreg Kinel® SK80 L8G Glass Fiber Reinforced Molding Compound

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Vyncolit Neopreg Kinel® SK80 L8G Glass Fiber Reinforced Molding Compound
Categories:	Polymer; Thermoset; Epoxy; Epoxy Molding Compound; Filled/Reinforced Thermoset
Material Notes:	Epoxy based molding compound long glass fiber reinforced with excellent long term property retention over a wide temperature range and climate conditions. It is particularly suited for over molding and manufacturing of large commutators. Information provided by Sumitomo Bakelite North America, Inc.
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Physical Properties	Original Value	Comments

Bulk Density	0.590 g/cc	ISO 60
Density	1.79 g/cc	ISO 1183
Water Absorption	0.050 %	ISO 62
Linear Mold Shrinkage	0.0011 cm/cm	ISO 2577

Mechanical Properties	Original Value	Comments
Tensile Strength at Break	119 MPa	ISO 527-1
Elongation at Break	0.70 %	ISO 527-1
Tensile Modulus	19.0 GPa	ISO 527-1
Flexural Strength	255 MPa	ISO 178
Flexural Modulus	17.0 GPa	ISO 178
Compressive Strength	265 MPa	ISO 604
Charpy Impact, Notched	54.0 kJ/m²	ISO 179-1

Electrical Properties	Original Value	Comments
Dielectric Strength	29.0 kV/mm	IEC 60243-1
Dissipation Factor	0.019	IEC 60250
Comparative Tracking Index	225 V	IEC 60250

Thermal Properties	Original Value	Comments
CTE, linear, Parallel to Flow	9.60 µm/m-°C	TMA
CTE, linear, Transverse to Flow	57.0 µm/m-°C	TMA
Thermal Conductivity	0.490 W/m-K	ASTM E1461
Glass Transition Temp, Tg	195 °C
Shrinkage	-0.0200 %	Post Shrinkage; ISO 2577

Descriptive Properties
Color	Dark Grey
Molding Method	Compression
	Injection
	Transfer

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PVYNCN942 / 142717

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