Overview of materials for Acrylic, Heat Resistant, Molded

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Overview of materials for Acrylic, Heat Resistant, Molded
Categories:	Polymer; Thermoplastic; Acrylic (PMMA); Acrylic, Heat Resistant, Molded
Material Notes:	This property data is a summary of similar materials in the MatWeb database for the category "Acrylic, Heat Resistant, Molded". Each property range of values reported is minimum and maximum values of appropriate MatWeb entries. The comments report the average value, and number of data points used to calculate the average. The values are not necessarily typical of any specific grade, especially less common values and those that can be most affected by additives or processing methods.
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Physical Properties	Metric	English	Comments

Density	1.15 - 1.20 g/cc	0.0415 - 0.0434 lb/in³	Average value: 1.18 g/cc Grade Count:21
Water Absorption	0.300 - 2.00 %	0.300 - 2.00 %	Average value: 0.436 % Grade Count:14
Water Absorption at Saturation	0.300 %	0.300 %	Average value: 0.300 % Grade Count:4
Linear Mold Shrinkage	0.00200 - 0.00700 cm/cm	0.00200 - 0.00700 in/in	Average value: 0.00418 cm/cm Grade Count:19
Melt Flow	1.00 - 13.0 g/10 min	1.00 - 13.0 g/10 min	Average value: 2.68 g/10 min Grade Count:21
Spiral Flow	27.0 - 30.0 cm	10.6 - 11.8 in	Average value: 28.2 cm Grade Count:5
	130 - 220 cm @Temperature 230 - 250 °C	51.2 - 86.6 in @Temperature 446 - 482 °F	Average value: 175 cm Grade Count:1
	130 - 220 cm @Thickness 2.00 - 2.00 mm	51.2 - 86.6 in @Thickness 0.0787 - 0.0787 in	Average value: 175 cm Grade Count:1

Mechanical Properties	Metric	English	Comments
Hardness, Rockwell M	44.0 - 105	44.0 - 105	Average value: 89.4 Grade Count:18
Tensile Strength, Ultimate	44.1 - 80.0 MPa	6400 - 11600 psi	Average value: 69.7 MPa Grade Count:18
Tensile Strength, Yield	71.7 - 76.0 MPa	10400 - 11000 psi	Average value: 74.4 MPa Grade Count:3
Elongation at Break	3.00 - 30.0 %	3.00 - 30.0 %	Average value: 10.4 % Grade Count:19
Elongation at Yield	4.00 - 13.0 %	4.00 - 13.0 %	Average value: 6.14 % Grade Count:7
Modulus of Elasticity	1.72 - 3.60 GPa	250 - 522 ksi	Average value: 3.01 GPa Grade Count:19
Flexural Yield Strength	68.9 - 140 MPa	10000 - 20300 psi	Average value: 109 MPa Grade Count:18
Flexural Modulus	1.79 - 3.60 GPa	260 - 522 ksi	Average value: 3.01 GPa Grade Count:18
Izod Impact, Notched	0.157 - 0.534 J/cm	0.294 - 1.00 ft-lb/in	Average value: 0.286 J/cm Grade Count:12
	0.240255 - 0.32034 J/cm @Temperature 0.000 - 0.000 °C	0.450096 - 0.60013 ft-lb/in @Temperature 32.0 - 32.0 °F	Average value: 0.274 J/cm Grade Count:4
Charpy Impact Unnotched	1.60 - 3.50 J/cm²	7.61 - 16.7 ft-lb/in²	Average value: 2.01 J/cm² Grade Count:8
Charpy Impact, Notched	0.120 - 0.300 J/cm²	0.571 - 1.43 ft-lb/in²	Average value: 0.150 J/cm² Grade Count:7

Electrical Properties	Metric	English	Comments
Dielectric Strength	18.7 - 20.0 kV/mm	475 - 508 kV/in	Average value: 19.6 kV/mm Grade Count:3

Thermal Properties	Metric	English	Comments
CTE, linear	72.0 - 90.0 µm/m-°C @Temperature 0.000 - 156 °C	40.0 - 50.0 µin/in-°F @Temperature 32.0 - 312 °F	Average value: 76.5 µm/m-°C Grade Count:4
Thermal Conductivity	0.187 - 0.200 W/m-K	1.30 - 1.39 BTU-in/hr-ft²-°F	Average value: 0.189 W/m-K Grade Count:7
Maximum Service Temperature, Air	98.0 - 118 °C	208 - 244 °F	Average value: 108 °C Grade Count:6
Deflection Temperature at 0.46 MPa (66 psi)	94.4 - 113 °C	202 - 235 °F	Average value: 102 °C Grade Count:8
Deflection Temperature at 1.8 MPa (264 psi)	85.0 - 108 °C	185 - 226 °F	Average value: 97.4 °C Grade Count:14
Vicat Softening Point	95.0 - 240 °C	203 - 464 °F	Average value: 114 °C Grade Count:21
Flammability, UL94	HB	HB	Grade Count:8

Optical Properties	Metric	English	Comments
Refractive Index	1.49 - 1.51	1.49 - 1.51	Average value: 1.50 Grade Count:16
Haze	0.300 - 96.0 %	0.300 - 96.0 %	Average value: 8.24 % Grade Count:13
Yellow Index	0.300 - 5.50 %	0.300 - 5.50 %	Average value: 1.60 % Grade Count:4
Transmission, Visible	80.0 - 93.0 %	80.0 - 93.0 %	Average value: 90.8 % Grade Count:16
UV Transmittance	91.0 - 92.0 %	91.0 - 92.0 %	Average value: 91.8 % Grade Count:5

Processing Properties	Metric	English	Comments
Melt Temperature	220 - 250 °C	428 - 482 °F	Average value: 240 °C Grade Count:5
Mold Temperature	43.3 - 90.0 °C	110 - 194 °F	Average value: 65.2 °C Grade Count:5
Drying Temperature	82.2 - 109 °C	180 - 228 °F	Average value: 87.6 °C Grade Count:5

Some of the values displayed above may have been converted from their original units and/or rounded in order to display the information in a consistent format. Users requiring more precise data for scientific or engineering calculations can click on the property value to see the original value as well as raw conversions to equivalent units. We advise that you only use the original value or one of its raw conversions in your calculations to minimize rounding error. We also ask that you refer to MatWeb's terms of use regarding this information. Click here to view all the property values for this datasheet as they were originally entered into MatWeb.

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O1304 / 77863

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