Physical Properties of Acrylite FF® Acrylic Sheet(d)
 PROPERTY        (a)  
ASTM METHOD
 TYPICAL VALUE
 (0.250" Thickness) (b)
 Mechanical Specific Gravity

D792

 1.19
Tensile Strength
  Elongation, Rupture
  Modulus of Elasticity

D638

 10,000 psi (69 M Pa)
     4.5%
 400,000 psi (2800 M Pa)
Flexural Strength
  Modulus of Elasticity

D790
 17,000 psi (117 M Pa)
 48,000 psi (3300 M Pa)
Compressive Strength (Yield)

D695
 17,000 psi (117 M Pa)
Impact Strength
  Izod Milled Notch

 D256
 0.4 ft.lbs/in. of notch
 (21.6 J/m of notch)
Rockwell Hardness

D785
 M-93
Barcol Hardness

  D2583
 48
 Optical Refractive Index

 D542
 1.49
Light Transmission total

   D1003
 92%
 Thermal Forming Temperature

 ---
 Approx. 300°F (149°C)
Deflection Temperature
  under load, 264 psi

D648
 195°F. (91°C)
Vicat Softening Point

  D1525
 220°F (105°C)
Maximum Recommended Continuious
Service Temp.

  ---
 160°F(c) (71°C)
Coefficient of Linear
Thermal Expansion

D696
 0.000040 in/in - °F (0.000038 in/in - °F)
 0.000038 in/in - °F (0.000068 m/m - °C)
Coefficient of Thermal Conductivity

 Cenco-Fitch
 1.3 BTU/(Hr) (Sq. Ft.) (°F./in.)
Flammability, Burning Rate
  (0.125" thickness)

D635
 1.0 in/min.
 (25 mm/min.)
Self Ignition Temperature

  D1929
 830°F (443°C)
Specific Heat @ 77°F

---
 0.35 BTU/(lb.) (°F)
Smoke Density Rating

  D2843
 5-10%
 Electrical Dielectric Strength Short Time (0.125")

D149
 430 volts/mil (17 KV/mm)
Dielectric Constant
  60 Hertz
  1000 Hertz
  1000000 Hertz

D150
 3.6
 3.3
 2.8
Dissipation Factor
  60 Hertz
  1000 Hertz
  1000000 Hertz

D150
 
 0.06
 0.04
 0.02
Volume Resistivity

D257
1016 ohm-cm
Surface Resistivity

D257
1015 ohms
Water    
Absorbtion
24 hrs @ 73°F
 

D570
  0.2
 Odor  

 ---
 None
 Taste  

 ---
 None

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 intermittent use.

(d) Acrylite FF is a continuously manufactured acrylic sheet made by CYRO Industries, Rockaway, NJ 07866

 

Important: The information and statements contained herein are not to be taken as a warranty or representation for which Cyro or MicroAdvances assume legal responsibility nor as permission, invention without a license. The information is offered solely for your consideration, investigation and verification. Users should perform their own testing and verification to determine the applicability and suitability of the information and any products for their own particular purpose.