No.
|
Test items
|
Unit Symbol
|
Standard requirements
|
Test results
|
Judgment
|
1
|
Dimensions and tolerance
|
mm
|
The deviation of the average size for each tile (4 sides) from the work size
|
Length
|
±0.6 Max ±2.0
|
-0.01~+0.02 Max -0.1~+0.3
|
PASS
|
%
|
Width
|
±0.6 Max ±2.0
|
-0.01~+0.03 Max -0.1~+0.2
|
PASS
|
mm
|
Thickness
|
±5 Max ±0.5
|
+1.1~+3.2 Max +0.3
|
PASS
|
2
|
Edge straightness
|
%
|
±0.5 Max±1.5
|
-0.03~+0.03 Max -0.25~+0.22
|
PASS
|
3
|
Straight angle
|
%
|
±0.5 Max±2.0
|
-0.03~+0.03 Max -0.22~+0.22
|
PASS
|
4
|
Surface roughness
|
mm
|
Center of curvature
|
≤2.0
|
0.3
|
PASS
|
Warpage
|
≤2.0
|
0.3
|
Edge curvature
|
≤0.5
|
0.05
|
5
|
Surface quality
|
-----
|
At least 95% of the brick whose main area no obvious defects
|
Eligible
|
PASS
|
6
|
Water absorption
|
%
|
Average value≤0.5, Single≤0.6
|
0.07, 0.05~0.08
|
PASS
|
7
|
Breaking strength
|
N
|
When the thickness≥7.5mm,Average value≥1300
|
2371
|
PASS
|
8
|
Modulus of rupture
|
Mpa
|
Average value≥35,Single≥32
|
43 39~45
|
PASS
|
9
|
Crazing resistance
:
glazed tiles
|
-----
|
Required
|
Fully resistance
|
PASS
|
10
|
Gloss
|
-----
|
-----
|
-----
|
-----
|
11
|
Frost resistance
|
-----
|
Tested to be free from cracks into flaking
|
Fully resistance
|
PASS
|
12
|
Resistant to household chemicals and swimming pool salts
|
-----
|
Minimum GB level
|
Class GA
|
PASS
|
13
|
Internal exposure index IRa
|
-----
|
ClassA Decoration Materials:IRa≤1.0
|
0.4
|
ClassA
|
ClassB Decoration Materials:IRa≤1.3
|
External exposure index Ir
|
-----
|
ClassA Decoration Materials:Ir≤1.3
|
0.6
|
ClassB Decoration Materials:Ir≤1.9
|
ClassC Decoration Materials:Ir≤2.8
|
14
|
Friction coefficient of floor tiles
|
-----
|
≥
0.50
|
Dry method 0.64-0.65
|
PASS
|