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Evonik Corporation Plexiglas® 7H PMMA Molding Compound

Category Polymer , Thermoplastic , Acrylic (PMMA) , Acrylic, General Purpose, Molded
Manufacturer Evonik Corporation
Trade Name Plexiglas®
Port Ningbo port,China
Trade Terms FOB, CFR, CIF
Payment Terms L/C, T/T, Western Union
Download PDF Evonik Corporation Plexiglas® 7H PMMA Molding Compound.pdf
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Material Notes:
Description: PLEXIGLAS® 7H and PLEXIGLAS® 8H are molding compounds based on polymethyl methacrylate (PMMA). The special properties of these standard PLEXIGLAS® molding compounds are: high melt strengthhigh mechanical strength, surface hardness and abrasion resistancehigh light transmissionexcellent weather resistancefree colorability due to crystal clarityThe special properties of PLEXIGLAS® 7H are: very good mechanical propertieshigh heat deflection temperaturehigh melt strengthAMECA listing.Application: Used for extruding optical and technical profiles and sheets.Information provided by manufacture.
Physical Properties Metric English Comments
Density 1.19 g/cc
0.0430 lb/in³
ISO 1183
Melt Flow 1.67 g/10 min

@Load 3.80 kg,
Temperature 230 °C
1.67 g/10 min

@Load 8.38 lb,
Temperature 446 °F
ISO 1133
Mechanical Properties Metric English Comments
Tensile Strength at Break 76.0 MPa
11000 psi
5 mm/min; ISO 527
Elongation at Break 5.5 %
5.5 %
5 mm/min; ISO 527
Tensile Modulus 3.20 GPa
464 ksi
1 mm/min; ISO 527
Charpy Impact Unnotched 2.00 J/cm²

@Temperature 23.0 °C
9.52 ft-lb/in²

@Temperature 73.4 °F
ISO 179
Thermal Properties Metric English Comments
CTE, linear 80.0 µm/m-°C

@Temperature 0.000 - 50.0 °C
44.4 µin/in-°F

@Temperature 32.0 - 122 °F
ASTM E831
Deflection Temperature at 0.46 MPa (66 psi) 100 °C
212 °F
ISO 75
Deflection Temperature at 1.8 MPa (264 psi) 95.0 °C
203 °F
ISO 75
Vicat Softening Point 103 °C
217 °F
B50; ISO 306
Glass Transition Temp, Tg 112 °C
234 °F
IEC 10006
Flammability, UL94 HB

@Thickness 1.60 mm
HB

@Thickness 0.0630 in
IEC 707
Optical Properties Metric English Comments
Refractive Index 1.49
1.49
ISO 489
Haze <= 0.50 %
<= 0.50 %
ASTM D1003
Transmission, Visible 92 %
92 %
Transmission Factor; DIN 5036
Processing Properties Metric English Comments
Processing Temperature 220 - 260 °C
428 - 500 °F
Barrel Temperature
Die Temperature 220 - 260 °C
428 - 500 °F
Melt Temperature 220 - 260 °C
428 - 500 °F
Drying Temperature <= 93.0 °C
<= 199 °F
Predrying
Dry Time 2 - 3 hour
2 - 3 hour
Desiccant-type drier
Descriptive Properties Value Comments
Fire Rating B2
DIN 4102
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