A. Schulman Premi-Glas® 8101 Glass Reinforced Polyester BMC

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A. Schulman Premi-Glas® 8101 Glass Reinforced Polyester BMC
Categories:	Polymer; Thermoset; Composite SMC; Filled/Reinforced Thermoset; Polyester, TS; Thermoset Polyester Glass Filled BMC
Material Notes:	Description: Premi-Glas® 8101 is a glass reinforced thermoset polyester Bulk Molding Compound designed for injection molding of automotive forward lighting reflectors. Key features and benefits: Excellent dimensional stability and heat resistance Outstanding thermal resistance permits smaller, low profile headlamp designs Designed for high speed, automated injection molding processes Compatible with UV basecoats which are required prior to vacuum metallization Meets the requirements of GM GMP.UP.014 and Ford WSB-M3D171-A1 Available in grey or black Market: Forward Lighting Information provided by Premix. A. Schulman has acquired this former Premix product line.
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Physical Properties	Original Value	Comments

Specific Gravity	1.79 g/cc
Water Absorption	0.10 %	ASTM D570
Linear Mold Shrinkage	0.00030 cm/cm	Polymerization Shrinkage

Mechanical Properties	Original Value	Comments
Tensile Strength	30.0 MPa	ASTM D638
Tensile Modulus	11.0 GPa	ASTM D638
Flexural Strength	65.0 MPa	ASTM D790
Flexural Modulus	5.00 GPa @Temperature 150 °C	Secant, 0.5 mm; ASTM D790
	10.0 GPa @Temperature 23.0 °C	Secant, 0.5 mm; ASTM D790
Poissons Ratio	0.30
Shear Modulus	4.20 GPa	Calculated
Izod Impact, Notched	45.0 J/m	ASTM D256
Izod Impact, Unnotched	0.850 J/cm	ASTM D4812

Thermal Properties	Original Value	Comments
CTE, linear, Parallel to Flow	40.0 µm/m-°C	Z Direction
CTE, linear, Transverse to Flow	25.0 µm/m-°C	XY Direction
Thermal Conductivity	0.250 W/m-K
Flame Spread Index	<= 35	ASTM E162
Smoke Density	<= 25	NBS Ds @ 4 minutes; ASTM E662

Processing Properties	Original Value	Comments
Processing Temperature	160 °C	Injection Molding
Clamp Pressure	<= 1000 psi	Molding Pressure

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PPREMI37 / 58164

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