General Description
Royalite®
R557 is an extruded sheet product manufactured from recycled PVC/ABS resin that
passes FAR 25.853 Paragraph A. The excellent balance of physical and mechanical properties,
combines with its flame rating, make R557 an excellent, cost-effective choice for a wide variety
of applications in the electronics, equipment, and materials handling industries.
Technical
Properties |
Test Method |
Value |
UOM |
Specific Gravity (color dependent) |
ASTM D-792 |
1.18 - 1.25 |
n/a |
Tensile Strength |
ASTM D-638 |
4,600 |
psi |
Flexular Strength |
ASTM D-790 |
7,400 |
psi |
Flexular Modulus |
ASTM D-790 |
270,000 |
psi |
Izod Impact (Notched) 72°F |
ASTM D-256 |
5.5 |
ft-lbs/in |
Rockwell Hardness (R Scale) |
ASTM D-785 |
91 |
n/a |
Heat Deflection Temperature (@264 psi - annealed) |
ASTM D-647 |
175 |
°F |
Coefficient of Linear Thermal Expansion |
ASTM D-696 |
4.6 - 5.5 x 10^-5 |
in/in/°F |
Mold Shrinkage |
Internal |
0.005 - 0.007 |
in/in |
Motor Vehicle Safety Standard |
FMVSS 302 |
Passes |
n/a |
Flammability |
UL 94 V-0 |
Passes |
@ 0.091" |
Flammanility |
UL 94-5VA |
Passes |
@ 0.091" |
Flammability - FAA - Vertical Burn - 60 second |
FAR 25.853a |
Passes |
n/a |