Water Absorbtion
Size
Calibrated (non rectified)
Rectified
Bond Strength
Deep Abrasion
Hardness (Mohs scale)
Frost Resistance (Freeze/Thaw)
Chemical Resistance
Breaking Strength
Coefficient of Friction (static)
PHYSICAL PROPERTIES
ASTM C373
ASTM C499
ASTM C499
ASTM C485
ASTM C485
ASTM C502
ASTM C499
ASTM C499
ASTM C485
ASTM C485
ASTM C502
ASTM C482
ASTM C1243
ASTM C1026
ASTM C650
ASTM C648
ASTM C1028
TEST
0.5% Maximum
• Range of Thickness (inch)
• Average Facial Dimension
• Warpage
• Warpage
• Wedging
• Range of Thickness (inch)
• Average Facial Dimension
• Warpage
• Warpage
• Wedging
50 psi or greater
< 175 mm³
No requirement
No sample must show
alterations to surface
No requirement
250 lbf or greater
No requirement
0.040
± 0.50%
± 75% on any edge
± 50% on diagonal
± 0.50%
0.040
± 0.25%
± 0.40% on any edge
± 0.40% on diagonal
± 0.25%
INDUSTRY STANDARDS
≤ 0.1%
≤ 0.040
≤ ± 0.50%
≤ ± 0.75%
≤ ± 0.50%
≤ ± 0.50%
≤ 0.040
≤ 0.25%
≤ 0.40%
≤ 0.40%
≤ 0.25%
> 200 psi
< 150 mm³
≥ 7
No cracking
or spalling occurred
Class A
≥ 350 lbf
Per collection
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