序号 |
项目 |
中国国标 |
ISO指标 |
琅博陶瓷薄板 |
01 |
吸水率(%) Water absorption rate(%) |
平均值≤0.5 Average value≤0.5 |
平均值≤0.5 Average value≤0.5 |
≤0.08 |
02 |
破坏强度(N) Breaking strength(N) |
平均值≥800 Average value≥800 |
平均值≥700 Average value≥700 |
817.4 |
03 |
断裂模数(MPa) Modulus of rupture(MPa) |
≥45 |
≥35 |
52.1 |
04 |
耐磨性 Abrasive resistance |
≥3级 Grade 3 |
— |
6级 Grade 6 |
05 |
抗热震性 Resistance to thermal shock |
经试验无裂纹和剥落 Without cracking and spalling after test |
经试验无裂纹和剥落 Without cracking and spalling after test |
经试验无裂纹和剥落 Without cracking and spalling after test |
06 |
抗釉裂性 Resistance to crazing |
经试验无裂纹和剥落 Without cracking and spalling after test |
经试验无裂纹和剥落 Without cracking and spalling after test |
经试验无裂纹和剥落 Without cracking and spalling after test |
07 |
抗冻性 Frost resistance |
经试验无裂纹和剥落 Without cracking and spalling after test |
经试验无裂纹和剥落 Without cracking and spalling after test |
经试验无裂纹和剥落 Without cracking and spalling after test |
08 |
耐化学腐蚀性 Chemical resistance |
不低于GB级 Not lower than grade GB |
不低于GB级 Not lower than grade GB |
GA级 GradeGA |
09 |
耐污染性 Stain resistance |
不低于3级 Not lower than grade III |
不低于3级 Not lower than grade III |
5级 Grade 5 |
10 |
放射性核数限量 Limit of radioactive nuclear |
A类:Ira≤1.0 IY≤1.03 Type A: Ira≤1.0 IY≤1.03 |
— |
A类:Ira=0.40 IY=0.89 Type A: Ira=0.40 IY=0.89 |
11 |
弹性限度(mm) Elastic limit(mm) |
≥12 |
— |
18.5 |
12 |
防滑坡度 Anti-slip slope |
≥12° |
— |
19.7° |