| |
Test Method |
Product "W" |
Product "P" |
Product "D" |
Product "U" |
1/2" Board |
| Property |
| Water Absorption % by Weight 24 Hours |
ASTM C 473 |
N/A |
<8% |
<15% |
<20% |
<8.4% |
| Flexural Strength (psi) |
ASTM C 947 |
900 psi |
750 psi |
750 psi |
1500 psi |
1290 psi |
| Fastener Holding (Wet & Dry) |
ASTM C 1037 |
140 lbs |
125 psi |
90 psi |
195 psi |
217 lbs |
| Weight (psf) |
ASTM C 473 |
4 lbs/ sq/ft |
3 lbs sq/ft |
N/A |
3 lbs sq/ft |
3.2 lbs / sq/ft |
| Flame Spread/ Smoke Developed |
ASTM E 84 |
0/0 |
0/0 |
0/0 |
5/1 |
0/0 |
| Non-Combustibility |
ASTM E 136 |
Pass |
Pass |
Pass |
N/A |
Pass |
| Compressive Strength (psi) (Indentation) |
ASTM D2394 |
<0.05 @ 2500 psi |
<0.05 @ 2500 psi |
N/A |
N/A |
0.012" @ 1250 PSI 0.05" @ 7100 PSI |
| Wind Load (psf, studs 16" o.c.) |
ASTM E 330 |
30 lbs per sq/ft |
40 lbs per sq/ft |
N/A |
N/A |
30 lbs per sq/ft |
| Thermal "R"/k value |
ASTM C 518 |
N/A |
0.2/2.7 |
.26/1.92 |
N/A |
0.2/2.5 |
| Bending Radius (ft.) |
ASTM C 627 |
N/A |
5 |
8 |
N/A |
5 |
| Standard Method for evaluating ceramic floor installation system |
ASTM C 627 |
Extra Heavy Duty |
Light Commercial |
Light Commercial |
N/A |
Light Commercial |
| Falling Ball Impact (12" Drop) |
ASTM D 1037 |
N/A |
Pass |
N/A |
N/A |
Pass |
| Dry Set Portand Cement Mortar (psi) |
ANSI A118.1 |
>50 |
204 |
>50 |
>50 |
225 |
| Latex-Portland Cement Mortar (psi) |
ANSI A118.4 |
>50 |
241 |
>50 |
>50 |
221 |
| Organic Adhesives (psi) |
ANSI A136.1 |
>50 |
159 |
>50 |
>50 |
112 |
| Linear Variation (Due to Change in moisture content) (%) |
ASTM D 1037 |
0.07% |
0.05% |
N/A |
0.02% |
0.04% |
| Fungus Resistance |
ASTM G 21 |
0 |
0 |
0 |
N/A |
0 |
| Mold Growth on Surface |
ASTM D 3273 |
0 |
0 |
0 |
N/A |
0 |
