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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
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