Trinseo Plexiglas® Diffuse™ DR®-66151 Acrylic Resin

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Trinseo Plexiglas® Diffuse™ DR®-66151 Acrylic Resin
Categories:	Polymer; Thermoplastic; Acrylic (PMMA); Acrylic, General Purpose, Molded
Material Notes:	Plexiglas® Diffuse™ DR®-66151 is a thermoplastic acrylic resin sufficiently concentrated to be used in blend formulations via extrusion to tailor lens properties in the LED lighting market. It has outstanding hiding performance and high impact resistance. Arkema has sold the American Plexiglas® product line to Trinseo, finalized in 2021.
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Physical Properties	Metric	English	Comments

Specific Gravity	1.20 - 1.30 g/cc	1.20 - 1.30 g/cc	ASTM D792
Water Absorption	0.3 %	0.3 %	24 hr. immersion; ASTM D570
Linear Mold Shrinkage	0.002 - 0.004 cm/cm	0.002 - 0.004 in/in	ASTM D955
Melt Flow	1.5 g/10 min @Load 3.80 kg, Temperature 230 °C	1.5 g/10 min @Load 8.38 lb, Temperature 446 °F	ASTM D1238

Mechanical Properties	Metric	English	Comments
Hardness, Rockwell M	38	38	ASTM D785
Tensile Strength, Ultimate	39.3 MPa	5700 psi	ASTM D638
Elongation at Break	45 %	45 %	ASTM D638
Tensile Modulus	1.93 GPa	280 ksi	ASTM D638
Flexural Strength	58.6 MPa	8500 psi	ASTM D790
Flexural Modulus	1.65 GPa	240 ksi	ASTM D790
Izod Impact, Notched	0.481 J/cm	0.900 ft-lb/in	ASTM D256

Thermal Properties	Metric	English	Comments
Deflection Temperature at 0.46 MPa (66 psi)	102 °C	216 °F	annealed; ASTM D648
Deflection Temperature at 1.8 MPa (264 psi)	100 °C	212 °F	annealed; ASTM D648
Vicat Softening Point	100 °C	212 °F	50°C/hr; 50N; ASTM D1525
	107 °C	224 °F	50°C/hr; 10N; ASTM D1525
Flammability, UL94	HB	HB

Optical Properties	Metric	English	Comments
Haze	>= 100 % @Thickness 2.03 mm	>= 100 % @Thickness 0.0800 in	ASTM D1003
Transmission, Visible	40 % @Thickness 2.03 mm	40 % @Thickness 0.0800 in	ASTM D1003

Descriptive Properties
ASTM Classification	PMMA 0231T0V1		ASTM D788

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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