Technical sheet of the PCB drilling melamine backup board
2018-08-07 20:46Writer: qyadminReading:
序号
No. |
检测项目
Test Items |
单位
Unit |
技术要求
Standard Requirements |
检测结果
Test Results |
单项评价
Item Evaluate |
|
1 |
耐沸水性
Resistance
To boiling water |
质量增加百分率， %
Quality percentage increase,% |
— |
≤16.0 |
8.0 |
合格
Qualified |
厚度增加百分率，%
Thickness percentage increase,% |
— |
≤19.0 |
10.6 |
合格
Qualified |
外观等级
Surface Grade |
— |
不低于2级
Level 2 and above |
1级
Level 1 |
合格
Qualified |
|
2 |
耐干热性
Hot & Dry proof |
外观光泽等级
Surface Glossy Grade |
— |
不低于3级
Level 3 and above |
1级
Level 1 |
合格
Qualified |
其它等级
Other Grade |
— |
不低于2级
Level 2 and above |
1级
Level 1 |
合格
Qualified |
|
3 |
抗冲击性能，落球高度100cm
Shock Resistance, Falling Sphere from 100cm High |
mm |
凹痕直径≤10
Dent dia. ≤10 |
9 |
合格
Qualified |
|
4 |
表面耐磨性能，转
Surface wear-proof, cycles |
|
≥350 |
500 |
合格
Qualified |
|
5 |
抗拉强度
Tension Resistance |
Mpa |
≥45 |
50 |
合格
Qualified |
|
6 |
滞燃性能
Reaction to Fire |
氧指数，%
Oxygen Index Value, % |
— |
B2级≥27
B2 Level≥27 |
32.7 |
合格
Qualified |
水平燃烧
Horizontal Firing |
— |
B2级，不低于FH-1级B2 Level, Level FH-1 above |
FH-1级
Level FH-1 |
合格
Qualified |
|
7 |
甲醛释放量
Released formaldehyde |
mg/L |
≤1.5mg/L |
E1级
Class E1 |
合格
Qualified |
|
备注 |
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