序号
NO
|
项目
Items
|
指标
Technical Require
|
B
|
S
|
J
|
1
|
硬度(邵尔A)度Hardness
(Shore A)
|
60±5
|
60±5
|
60±5
|
2
|
拉伸强度
Tensile Strength Mpa≥
|
15
|
12
|
10
|
3
|
扯断伸长率
Ultimate Elongation %≥
|
380
|
380
|
300
|
4
|
压缩永久变形
Compressin Set
|
70℃*24h
%≤
|
35
|
35
|
35
|
23℃*168h
%≤
|
20
|
20
|
20
|
5
|
撕裂强度
Laniate Strength kN/m ≥
|
30
|
25
|
25
|
6
|
脆性温度
Brittle temperature ℃≤
|
-45
|
-40
|
-40
|
7
|
热空气老化
Heat Resistance
|
70℃*168h
|
硬度变化(邵尔A)度
Change in Hardness (Shore
A)
|
+8
|
+8
|
-
|
拉伸强度
Tensile Strength Mpa≥
|
12
|
10
|
扯断伸长率
Ultimate Elongation %≥
|
300
|
300
|
100℃*168h
|
硬度变化(邵尔A)度
Change in Hardness (Shore
A)
|
-
|
-
|
+8
|
拉伸强度
Tensile Strength Mpa≥
|
9
|
扯断伸长率
Ultimate Elongation %≥
|
250
|
8
|
臭氧老化
Ozone(50pphm;20%strain,48h)
|
2级No.2
|
2级No.2
|
0级No.0
|
9
|
橡胶与金属粘合
Bond between rubber and metal
|
断面在弹性体内Break
in elastomer
|