PMMA

PMMA IMA Aristech Acrylics LLC

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Technical Data Sheet

optical performance	Test Condition	Test Method	Test Result
Huangdu Index	5.59mm	ASTM D1925	2.2 YI
	Huangdu Index	4.75mm	ASTM D1925	2.0 YI
	Huangdu Index	Huangdu Index	3.18mm	ASTM D1925	1.8 YI
transmissivity	3180μm	ASTM D1003	91.0 %
Refractive index		ASTM D542	1.490

impact performance	Test Condition	Test Method	Test Result
Dart impact	4.75mm	Internal Method	21.7 J
Impact strength of cantilever beam gap	3.18mm	ASTM D256A	43 J/m
Impact strength of simply supported beam without notch	3.18mm	ASTM D6110	587 J/m

flammability	Test Condition	Test Method	Test Result
UL flame retardant rating	3.2mm	UL 94	HB

mechanical properties	Test Condition	Test Method	Test Result
bending strength	3.18mm	ASTM D790	93.1 MPa
Bending modulus	3.18mm	ASTM D790	2620 MPa
elongation	Break,3.18mm	ASTM D638	10 %
tensile strength	Yield,3.18mm	ASTM D638	51.0 MPa
Tensile modulus	3.18mm	ASTM D638	2510 MPa

thermal performance	Test Condition	Test Method	Test Result
thermal stability	180°C,3.18mm	ASTM D4802	NoEffect
thermal conductivity		Internal Method	0.20 W/m/K
Linear coefficient of thermal expansion	MD：3.18mm	ASTM D696	7.6E-05 cm/cm/°C
Hot deformation temperature	1.8MPa,Unannealed,3.18mm	ASTM D648	82.2 °C

Physical properties	Test Condition	Test Method	Test Result
Water absorption rate	Saturation,3.18mm	ASTM D570	0.30 %
density		ASTM D792	1.17 g/cm³

hardness	Test Condition	Test Method	Test Result
Babbitt hardness	3.18mm	ASTM D2583	40
Rockwell hardness	M-Scale,3.18mm	ASTM D785	80

Supplementary Information	Test Condition	Test Method	Test Result
HotFormingTemperature	3.18mm	Internal Method	171to193 °C

IMPORTANT NOTES: Plas.com collected the data in the data sheet from the material manufacturers. Plas.com makes the best effort to improve the accuracy of the data, but has no responsibility for the data. We strongly recommend verifying the validity of the data with the material manufacturers before making a final decision.

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