3D Systems Accura® ClearVue™ Free (SL 7870) Stereolithography Plastic

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3D Systems Accura® ClearVue™ Free (SL 7870) Stereolithography Plastic
Categories:	Polymer; 3D Printing/Additive Manufacturing Polymer
Material Notes:	High clarity plastic for a multitude of applications Features Clear and transparent Rigid and tough Great for headlamps, bottles and transparent assemblies Excellent humidity/moisture resistance All information provided by 3D Systems.
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Physical Properties	Metric	English	Comments

Density	1.13 g/cc @Temperature 25.0 °C	0.0408 lb/in³ @Temperature 77.0 °F	Liquid
	1.15 g/cc @Temperature 25.0 °C	0.0415 lb/in³ @Temperature 77.0 °F	Solid
Water Absorption	0.38 %	0.38 %	ASTM D 570-98
Viscosity	180 cP @Temperature 30.0 °C	180 cP @Temperature 86.0 °F

Mechanical Properties	Metric	English	Comments
Hardness, Shore D	86	86
Tensile Strength	38.0 - 42.0 MPa	5510 - 6090 psi	ASTM D638
Elongation at Break	10 - 22 %	10 - 22 %	ASTM D638
Tensile Modulus	1.94 - 2.25 GPa	281 - 326 ksi	ASTM D638
Flexural Strength	73.0 - 76.0 MPa	10600 - 11000 psi	ASTM D790
Flexural Modulus	1.94 - 2.25 GPa	281 - 326 ksi	ASTM D790
Izod Impact, Notched	0.230 - 0.510 J/cm	0.431 - 0.955 ft-lb/in	ASTM D256
Penetration	7.2	7.2	mils penetration depth

Thermal Properties	Metric	English	Comments
CTE, linear	97.0 µm/m-°C @Temperature 30.0 - 50.0 °C	53.9 µin/in-°F @Temperature 86.0 - 122 °F	ASTM E 831-93
	216 µm/m-°C @Temperature 70.0 - 140 °C	120 µin/in-°F @Temperature 158 - 284 °F	ASTM E 831-93
Deflection Temperature at 0.46 MPa (66 psi)	48.0 °C	118 °F	ASTM D648
Deflection Temperature at 1.8 MPa (264 psi)	41.0 °C	106 °F	ASTM D648
Glass Transition Temp, Tg	56.0 °C	133 °F	DMA, E"

Descriptive Properties
Appearance	Clear
Critical Exposure (Ec)	10.6 mJ/cm²

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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PAPPR115a / 176025

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