Lab 3- Evaluation of Bond Strength
Lab
Four-Point Bending Test Bond Wrench Testing
Extras
Lab HandoutSample Results Sample Lab Report PhotosLab Equipment and MaterialsExtra ResourcesLab WorksheetPrinter Friendly Version |
Modulus of Rupture
Group |
Load
lbs (N) |
Group |
Load
lbs (N) |
PCL 1 |
663 (2950) |
MC 1 |
472 (2100) |
PCL 2 |
499 (2220) |
MC 2 |
525 (2340) |
PCL 3 |
540 (2400) |
MC 3 |
466 (2070) |
PCL 4 |
354 (1580) |
MC 4 |
426 (1900) |
PCL 5 |
497 (2210) |
MC 5 |
641 (2850) |
|
|
MC 6 |
513 (2280) |
Note: a=5.25 in (133 mm), I=30.27 in4 (12599325 mm4) and c=1.81 in (46.0 mm) |
Bond Wrench
Group |
Load
lbs (N) |
Group |
Load
lbs (N) |
PCL 1 |
175 (778) |
MC 1 |
180 (801) |
PCL 2 |
200 (890) |
MC 2 |
140 (623) |
PCL 3 |
150 (667) |
MC 3 |
220 (979) |
PCL 4 |
190 (845) |
MC 4 |
190 (845) |
PCL 5 |
215 (956) |
MC 5 |
205 (912) |
PCL 6 |
220 (979) |
MC 6 |
200 (890) |
PCL 7 |
190 (845) |
MC 7 |
150 (667) |
PCL 8 |
160 (712) |
MC 8 |
200 (890) |
PCL 9 |
230 (1020) |
MC 9 |
200 (890) |
PCL 10 |
170 (756) |
MC 10 |
170 (756) |
PCL 11 |
180 (801) |
MC 11 |
180 (801) |
PCL 12 |
140 (623) |
MC 12 |
110 (489) |
PCL 13 |
260 (1160) |
MC 13 |
140 (623) |
PCL 14 |
160 (712) |
MC 14 |
190 (845) |
|
|
MC 15 |
150 (667) |
Note: la=14 in (356 mm), lb=2 in (51mm), warm=8.95 lb (4.06 kg), wbrick=3.6 lb (1.63 kg), I=30.27 in4 (12599325 mm4) and c=1.81 in (46.0 mm) |
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