Polynt SMC 4400 R12 Sheet Molding Compound

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Polynt SMC 4400 R12 Sheet Molding Compound
Categories:	Polymer; Thermoset; Polyester, TS
Material Notes:	SMC 4400 R12 is a sheet molding compound based on an unsaturated polyester resin reinforced with glass fibers. This SMC has been developed for co-molding with wood panel. SMC 4400 R12 joint excellent appearances and low tendency to absorb liquid or dust SMC 4400 R12 is formulated according to RoHS, REAC regulation (SVHC) and WEEE European legislation. Information provided by Polynt Composites.
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Physical Properties	Original Value	Comments

Density	1.70 g/cc	ISO 1183
Filler Content	12 %	Glass; ISO 11667
Water Absorption	<= 0.20 %	ISO 62 Met. 1
Linear Mold Shrinkage	0.0015 cm/cm	ISO 2577

Mechanical Properties	Original Value	Comments
Hardness, Rockwell M	80	ISO 2039-2
Flexural Strength	90.0 MPa	ISO 14125
Flexural Modulus	9500 MPa	ISO 14125
Charpy Impact Unnotched	40.0 kJ/m²	ISO 179

Thermal Properties	Original Value	Comments
Deflection Temperature at 1.8 MPa (264 psi)	>= 200 °C	ISO 75-2

Processing Properties	Original Value	Comments
Mold Temperature	140 - 150 °C
Hold Pressure	725 - 1595 psi	Molding pressure

Descriptive Properties
Molding time	40 s/mm

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PPOLYN9111 / 231706

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