品种
项目 |
N762 |
N774 |
吸碘值
iodine adsorption NO.
(g/kg) |
27±6 |
29±6 |
DBP吸收值
DBP NO.
(10-5m3/kg) |
65±6 |
72±7 |
压缩DBP吸收值
Compressed Sample
(10-5m3/kg) |
53-65 |
57-69 |
CTAB吸附比表面积
CTAB NO.
(103m2/kg) |
23-35 |
23-35 |
氮吸收比表面积
NSA multipoint
(103m2/kg) |
24-34 |
25-35 |
着色强度
TINT strength.
(%) |
- |
- |
加热减量
Moisture
(%) |
1.5 |
1.5 |
灰分
Ash
(%≤) |
0.7 |
0.7 |
500 um 筛分物
Sieve residue
(%≤) |
- |
0.0010 |
45 um 筛分物
Sieve residue
(%≤) |
- |
0.100 |
杂质
Pure |
无
no |
无
no |
300%定伸应力
Stress at 300% Elongation
MPa |
-4.9±1.6 |
-4.1±1.6 |
混炼胶特性
cgaracterustucs of vulcanized rubber |
低补强性
LOW REINORCING |
中等补强性 伸长率大 高弹性 低压缩变形
MEDIUM-HIGH REINORCING,GOOD ELONGATION,HIGH RESILIENCE,LOW COMPRESSED KEFORMATION |