Physical Properties for Abrasion Resistant Acrylic Sheet

Mechanical
Properties	ASTM Method	Typical Substrate Value (3.0mm Thickness)
Tensile Strength	D 638	10,000,psi (69 MPa)
Elongation, Rupture		4.5%
Modulus of Elasticity		400,000 psi (2,800 MPa)
Flexural Strength	D 790	17,000 psi (117MPa)
Modulus of Elasticity		480,000 psi (3,300 MPa)
Izod Milled Notched	D 256	0.4 ft. lbs/in. (21.6 J/m) of notch

Optical
Properties	ASTM Method	Typical Substrate Value (3.0mm Thickness)
Light Transmission, Total	D 1003	92%

Thermal
Properties	ASTM Method	Typical Substrate Value (3.0mm Thickness)
Deflection Temperature Under Load (264 psi)	D648	195°F (91°C)
Vicat Softening Point	D1525	220°F (105°C)
Coefficient of Linear Expansion	D 696	0.000040 in/in °F (.000068 m/m °C)
Coefficient of Thermal Conductivity	C 177	1.3BTU/hr.ft.² °F/in (19W/m °K)

Flammability
Properties	ASTM Method	Typical Substrate Value (3.0mm Thickness)
Burn Rate	D 635	1.0 in/min (25mm/min)
Self-ignition Temperature	D 1929	830°F (443°C)
Smoke Density Rating	D 2843	10%

Abrasion Resistant of the Coating
Properties	ASTM Method	Typical Substrate Value (3.0mm Thickness)
Rotary Brass Wool ( 25 cycles)	Proprietary Method	< 1%
Taber Abrasion (100 cycles)	D 1044	< 2%
Falling Sand (3,000 grams)	Din 52 348	< 10%

Notes:

(a) Typical values; should not be used for specification purposes
(b) Values shown are for 0.250” thickness. Some values will change with thickness or pigmentation
(c)It is recommended that temperatures not exceed 160°F for continuous service, or 190° F for short term use.

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Title: Physical Properties for Abrasion Resistant Acrylic Sheet
Description: Physical, Mechanical, Thermal, and Electrical Typical Properties.
Published: 1/15/2009
Last Edited: 1/6/2023

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