CANADA
BRICK DIVISION, JANNOCK BRICK LIMITED
TECHNICAL SERVICES LAB
| TEST:
|
FREEZE
THAW |
| TEST
NO.: |
MDFT8902
|
| REFERENCE:
|
MASONRY
DECOR STAIN APPLICATION |
| PLANT:
|
STREETSVILLE
|
| PANEL:
|
DOVER
BARK C.S.R. |
| DISTRIBUTION:
|
J.J.
PITT, J.P. STORER-FOLT, FILE |
| DATE
IN: |
89.02.07
|
| DATE
OUT: |
89.05.05
|
PROCEDURE:
Whole
brick samples with a different stain concentration on half of
each of the five bricks tested were supplied by Masonry Decor.
These samples were subjected to a Freeze Thaw test in accordance
with procedures outlined in C.S.A./CAN A82.1-M87 standards .
RESULTS:
SAMPLE
NO. % STAIN STRENGTH % WEIGHT LOSS NO. OF CYCLES COMPLETED
(P)ASS OR (F)AIL COATING DEGRADATION
1
2
3
4
5 100
75
50
25
5 0.16
0.18
0.29
0.17
0.17 50
50
50
50
50 P
P
P
P
P NOT DETECTED
NOT DETECTED
NOT DETECTED
NOT DETECTED
NOT DETECTED
AVERAGE
% WEIGHT LOSS 0.19
STANDARD DEVIATION 0.05
COMMENTS:
Since
maximum allowable weight loss is 0.5%, all brick exceed CSA/CAN
A82. 1-M87 and ASTM C216-86 freeze thaw requirements.
No signs of coating degradation appeared at the stain concentrations
used over the 50 freeze thaw cycle test period. |
The Freeze-Thaw Test - Results
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