Overview of materials for Acrylic, Extruded

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Overview of materials for Acrylic, Extruded
Categories:	Polymer; Thermoplastic; Acrylic (PMMA); Acrylic, Extruded
Material Notes:	This property data is a summary of similar materials in the MatWeb database for the category "Acrylic, Extruded". 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	0.942 - 1.19 g/cc	0.0340 - 0.0430 lb/in³	Average value: 1.17 g/cc Grade Count:66
Water Absorption	0.200 - 3.00 %	0.200 - 3.00 %	Average value: 0.608 % Grade Count:43
Moisture Absorption at Equilibrium	0.300 - 0.360 %	0.300 - 0.360 %	Average value: 0.312 % Grade Count:5
Water Absorption at Saturation	0.300 - 2.10 %	0.300 - 2.10 %	Average value: 1.70 % Grade Count:9
Moisture Expansion	0.500 - 0.800 %	0.500 - 0.800 %	Average value: 0.583 % Grade Count:6
Moisture Vapor Transmission	55.0 - 56.0 cc-mm/m²-24hr-atm	140 - 142 cc-mil/100 in²-24hr-atm	Average value: 55.3 cc-mm/m²-24hr-atm Grade Count:3
Linear Mold Shrinkage	0.00200 - 0.0100 cm/cm	0.00200 - 0.0100 in/in	Average value: 0.00520 cm/cm Grade Count:28
Melt Flow	0.500 - 26.0 g/10 min	0.500 - 26.0 g/10 min	Average value: 3.58 g/10 min Grade Count:54
Spiral Flow	120 - 210 cm @Temperature 250 - 250 °C	47.2 - 82.7 in @Temperature 482 - 482 °F	Average value: 163 cm Grade Count:2
	120 - 210 cm @Thickness 2.00 - 2.00 mm	47.2 - 82.7 in @Thickness 0.0787 - 0.0787 in	Average value: 163 cm Grade Count:2

Mechanical Properties	Metric	English	Comments
Hardness, Rockwell M	39.0 - 101	39.0 - 101	Average value: 79.3 Grade Count:35
Ball Indentation Hardness	100 - 175 MPa	14500 - 25400 psi	Average value: 149 MPa Grade Count:8
Tensile Strength, Ultimate	29.0 - 93.1 MPa	4210 - 13500 psi	Average value: 62.0 MPa Grade Count:55
	35.0 - 100 MPa @Temperature -40.0 - 70.0 °C	5080 - 14500 psi @Temperature -40.0 - 158 °F	Average value: 67.5 MPa Grade Count:4
Tensile Strength, Yield	44.9 - 86.0 MPa	6510 - 12500 psi	Average value: 64.3 MPa Grade Count:8
Elongation at Break	2.00 - 59.0 %	2.00 - 59.0 %	Average value: 16.1 % Grade Count:57
Elongation at Yield	2.00 - 6.00 %	2.00 - 6.00 %	Average value: 4.67 % Grade Count:24
Modulus of Elasticity	0.0420 - 3.80 GPa	6.09 - 551 ksi	Average value: 2.67 GPa Grade Count:47
Flexural Yield Strength	38.0 - 142 MPa	5510 - 20600 psi	Average value: 95.6 MPa Grade Count:46
Flexural Modulus	0.430 - 3.50 GPa	62.4 - 508 ksi	Average value: 2.55 GPa Grade Count:37
Compressive Yield Strength	103 MPa	14900 psi	Average value: 103 MPa Grade Count:4
Poissons Ratio	0.370 - 0.430	0.370 - 0.430	Average value: 0.402 Grade Count:6
Shear Modulus	0.629 - 1.70 GPa	91.2 - 247 ksi	Average value: 1.08 GPa Grade Count:6
Izod Impact, Notched	0.130 - 1.01 J/cm	0.244 - 1.89 ft-lb/in	Average value: 0.322 J/cm Grade Count:26
Izod Impact, Notched (ISO)	1.60 - 8.10 kJ/m²	0.761 - 3.85 ft-lb/in²	Average value: 4.20 kJ/m² Grade Count:15
Charpy Impact Unnotched	1.00 J/cm² - NB	4.76 ft-lb/in² - NB	Average value: 4.23 J/cm² Grade Count:34
Charpy Impact, Notched	0.200 - 0.930 J/cm²	0.952 - 4.43 ft-lb/in²	Average value: 0.491 J/cm² Grade Count:19
Falling Dart Impact	10.8 - 20.6 J	8.00 - 15.2 ft-lb	Average value: 14.9 J Grade Count:3
Coefficient of Friction	0.450 - 0.800	0.450 - 0.800	Average value: 0.583 Grade Count:3
Tensile Creep Modulus, 1 hour	1400 - 2700 MPa	203000 - 392000 psi	Average value: 2350 MPa Grade Count:4
Tensile Creep Modulus, 1000 hours	1000 - 1800 MPa	145000 - 261000 psi	Average value: 1580 MPa Grade Count:4

Electrical Properties	Metric	English	Comments
Electrical Resistivity	1.00e+12 - 1.00e+15 ohm-cm	1.00e+12 - 1.00e+15 ohm-cm	Average value: 6.71e+14 ohm-cm Grade Count:17
Surface Resistance	1.00e+12 - 1.00e+16 ohm	1.00e+12 - 1.00e+16 ohm	Average value: 1.40e+15 ohm Grade Count:15
Dielectric Constant	2.80 - 4.00	2.80 - 4.00	Average value: 3.42 Grade Count:13
Dielectric Strength	15.0 - 60.0 kV/mm	381 - 1520 kV/in	Average value: 24.9 kV/mm Grade Count:15
Dissipation Factor	0.0300 - 0.0600	0.0300 - 0.0600	Average value: 0.0450 Grade Count:13
Comparative Tracking Index	600 V	600 V	Average value: 600 V Grade Count:8

Thermal Properties	Metric	English	Comments
CTE, linear	11.0 - 110 µm/m-°C	6.11 - 61.1 µin/in-°F	Average value: 75.4 µm/m-°C Grade Count:41
	72.0 - 72.0 µm/m-°C @Temperature 0.000 - 156 °C	40.0 - 40.0 µin/in-°F @Temperature 32.0 - 312 °F	Average value: 72.0 µm/m-°C Grade Count:1
Specific Heat Capacity	1.47 - 1.50 J/g-°C	0.351 - 0.359 BTU/lb-°F	Average value: 1.48 J/g-°C Grade Count:10
Thermal Conductivity	0.190 - 0.200 W/m-K	1.32 - 1.39 BTU-in/hr-ft²-°F	Average value: 0.193 W/m-K Grade Count:6
Maximum Service Temperature, Air	65.0 - 180 °C	149 - 356 °F	Average value: 98.9 °C Grade Count:10
Deflection Temperature at 0.46 MPa (66 psi)	81.0 - 107 °C	178 - 225 °F	Average value: 96.4 °C Grade Count:26
Deflection Temperature at 1.8 MPa (264 psi)	60.0 - 114 °C	140 - 237 °F	Average value: 91.8 °C Grade Count:50
Vicat Softening Point	46.0 - 210 °C	115 - 410 °F	Average value: 99.9 °C Grade Count:61
Glass Transition Temp, Tg	105 - 121 °C	221 - 250 °F	Average value: 113 °C Grade Count:10
Flammability, UL94	HB	HB	Grade Count:15
Flash Point	430 °C	806 °F	Average value: 430 °C Grade Count:4
Glow Wire Test	675 - 700 °C	1250 - 1290 °F	Average value: 683 °C Grade Count:3

Optical Properties	Metric	English	Comments
Refractive Index	1.48 - 1.49	1.48 - 1.49	Average value: 1.49 Grade Count:26
Haze	0.200 - 5.00 %	0.200 - 5.00 %	Average value: 1.23 % Grade Count:30
Yellow Index	0.300 - 1.00 %	0.300 - 1.00 %	Average value: 0.825 % Grade Count:16
Transmission, Visible	0.000 - 94.0 %	0.000 - 94.0 %	Average value: 54.4 % Grade Count:271
UV Transmittance	0.000 - 99.7 %	0.000 - 99.7 %	Average value: 37.7 % Grade Count:23
Reflection Coefficient, Visible (0-1)	0.0330 - 0.0400	0.0330 - 0.0400	Average value: 0.0391 Grade Count:8

Processing Properties	Metric	English	Comments
Processing Temperature	70.0 - 270 °C	158 - 518 °F	Average value: 135 °C Grade Count:9
Nozzle Temperature	220 - 245 °C	428 - 473 °F	Average value: 233 °C Grade Count:3
Adapter Temperature	230 - 240 °C	446 - 464 °F	Average value: 235 °C Grade Count:3
Die Temperature	220 - 252 °C	428 - 486 °F	Average value: 238 °C Grade Count:7
Melt Temperature	150 - 270 °C	302 - 518 °F	Average value: 226 °C Grade Count:19
Mold Temperature	32.2 - 95.0 °C	90.0 - 203 °F	Average value: 67.7 °C Grade Count:21
Roll Temperature	80.0 - 100 °C	176 - 212 °F	Average value: 90.0 °C Grade Count:3
Drying Temperature	70.0 - 100 °C	158 - 212 °F	Average value: 84.1 °C Grade Count:21
Injection Pressure	78.4 - 147 MPa	11400 - 21300 psi	Average value: 110 MPa 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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