Plastics Engineering Company 08228 Polyester BMC

Identification & Functionality

Chemical Family: Polyesters
Polymer Name: Thermoset Polyester
Reinforcement Material: Glass Fibers
Composite Materials Functions: Molding Compound
Technologies: Composite Materials
Product Families: Composite Materials — Prepregs & Molding Compounds
Bulk Molding Compounds (BMC)

Features & Benefits

Labeling Claims: Styrene-free
Materials Features: Corrosion Resistant,
Cost Effective,
Dimensional Stability,
Electrically Insulating,
Enhanced Physical Properties,
Heat Resistance,
High Gloss,
High Strength,
High Strength to Weight Ratio,
Light Weight,
Low Warpage,
Noise Damping

Applications & Uses

Markets: Automotive & Transportation,
Consumer Goods,
Electrical & Electronics
Applications: Consumer Goods — Appliances & Electronics
Automotive & Transportation — Automotive
Automotive Lighting,
Fuel Systems
Electrical & Electronics — Devices & Assemblies
Consumer Electronics,
Lighting
Electrical & Electronics — Parts & Components
Circuit Breakers,
Housings & Enclosures
Automotive & Transportation — Transportation
Marine
Composites End Use: Automotive Ignition Parts,
Automotive Valve Covers,
Brush Cards,
Brush Holders,
Cases,
Circuit Breakers,
Electric Motor Mounts,
HVAC Components,
Headlight Liners,
Housings,
Lighting Fixtures,
Marine Applications,
Recessed Lighting Baffles
Composites Processing Methods: Compression Molding

Properties

	Value	Units	Test Method / Conditions
Arc Resistance	186	sec	ASTM D495
Coefficient of Thermal Expansion	5.5e-05	per °C	ASTM E831
Comparative Tracking Index	600	V	ASTM D3638
Compressive Strength	149	MPa	ASTM D695
Deflection Temperature (at 1.82MPa)	271	°C	ASTM D648
Dielectric Strength (Short Time)	12.1	kV/mm	ASTM D149
Dissipation Factor (at 1MHz)	0.009	—	ASTM D150
Flexural Modulus	13267	MPa	ASTM D790
Flexural Strength	126	MPa	ASTM D790
Heat Resistance	238	°C	ASTM D794
Impact Strength (Notched, Izod)	280.4	J/m	ASTM D256
Impact Strength (Notched, Charpy)	297.7	J/m	ASTM D256
Mold Shrinkage *	0.0037	m/m	ASTM D6289
Permittivity (at 1MHz)	4.6	—	ASTM D150
Post Shrinkage (at 120°C, 72hr)	0	%	ASTM D6289
Rockwell Hardness	52	E scale	ASTM D785
Specific Gravity	1.89	—	ASTM D792
Tensile Elongation	0.7	%	ASTM D638
Tensile Modulus	13826	MPa	ASTM D638
Tensile Strength	57	MPa	ASTM D638
Thermal Conductivity (at 100°C)	0.65	W/m/°C	ASTM E1461
Volume Resistivity	14000000000000000	ohm·cm	ASTM D257
Water Absorption	0.07	%	ASTM D570

Regulatory & Compliance

Knowde Enhanced TDS