


| Physical Properties | ASTM Test Method |
LabTops |
Durcon |
DURATOP |
| Compressive Strength | D-695 |
30,500 psi |
38,500 psi |
35,000 psi |
| Flexural Strength | D-790 |
11,300 psi |
17,000 psi |
13,400 psi |
| Tensile Strength | D-638 |
8,000 psi |
10,500 psi |
10,700 psi |
| Density | D-792 |
128.6 lbs/ft3 |
125.5 lbs/ft3 |
126.75 lbs/ft3 |
| Rockwell M Hardness | D-785 |
108 |
110 |
105 |
| Heat Distortion @264 psi | D-648 |
380F / 193C |
334F / 168C |
331F / 166C |
| Fire resistance | D-635 |
Did Not Ignite |
Did Not Ignite |
Did Not Ignite |
| Water absorption | D-570 |
0.010 % |
0.008 % |
0.01 to 0.02 % |
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CHEMICAL |
LabTops vs Duratop test results in Gloss & Surface condition of Black Epoxy |



The following are Durcon Test Results per Website Data published
January 2000 and remains on their site as of February 23, 2006

Note: Durcon uses only 3 categories for result Ratings:
No effect, Slight Spot, Spot
Disclaimer: The above complete data was prepared by Insul-Serv, Inc.
Feb. 26, 2005 based on manufacturer's current and valid Website date
and / or noted published technical brochures.