|
Model |
D3125 |
D3136 |
D3143 |
D3145 |
D3160 |
D3170 |
|
NCO/% |
2.5±0.2 |
3.6±0.2 |
4.3±0.2 |
4.5±0.2 |
6.0±0.2 |
7.0±0.2 |
| State at 20 ℃ |
white solid |
|||||
| MOCA100g Prepolymer /g |
7.2 |
10.5 |
12.5 |
13.2 |
17.2 |
20.0 |
| Viscosity (85℃)/mPa·s |
2800 |
1800 |
1300 |
1200 |
900 |
800 |
| Mixing temperature /℃（ Prepolymer /MOCA） |
85/120 |
85/120 |
80/120 |
80/120 |
75/120 |
75/120 |
| Gel time /min |
16 |
9 |
8 |
7.5 |
5 |
4.5 |
| Post vulcanization time (100℃) /h |
10 |
10 |
10 |
10 |
10 |
10 |
| Hardness（Shore A） |
76±2 |
85±2 |
92±2 |
91±2 |
96±2 |
97±2 |
| 100% Modulus/MPa |
3.4 |
4.2 |
6.3 |
6.7 |
11.5 |
18.0 |
| 300% Modulus /MPa |
4.1 |
8.3 |
11.8 |
12.5 |
21.3 |
35.7 |
| Tensile strength /MPa |
40 |
48 |
50 |
52 |
55 |
55 |
| Elongation / % |
700 |
670 |
630 |
610 |
530 |
410 |
| Tear strength /（KN/m） |
55 |
75 |
105 |
95 |
124 |
152 |
| Rebound / % |
42 |
39 |
37 |
32 |
33 |
33 |
|
Density （24℃）/（g/ cm3） |
1.25 |
1.26 |
1.27 |
1.27 |
1.29 |
1.29 |
|
Din wear /mm³ |
33 |
40 |
48 |
53 |
57 |
56 |
|
|
|
|
|
|
|
|
|
Model |
D3230 |
D3236 |
D3243 |
D3245 |
D3249 |
D3260 |
|
NCO/% |
3.0±0.2 |
3.6±0.2 |
4.3±0.2 |
4.5±0.2 |
4.9±0.2 |
6.0±0.2 |
|
State at 20 ℃ |
white solid |
|||||
|
MOCA 100g Prepolymer /g |
8.6 |
10.5 |
12.5 |
13 |
14.5 |
17.5 |
|
Viscosity (85℃)/mPa·s |
2500 |
2000 |
1400 |
1300 |
900 |
1200 |
|
Mixing temperature /℃（ Prepolymer /MOCA） |
85/120 |
80/120 |
80/120 |
80/120 |
75/120 |
75/110 |
|
Gel time /min |
5 |
4 |
4 |
3 |
3 |
2 |
|
Post vulcanization time (100℃) /h |
10 |
10 |
10 |
10 |
10 |
10 |
|
Hardness（Shore A） |
80±2 |
86 |
92±1 |
92±1 |
94±1 |
96（52D） |
|
100% Modulus/MPa |
4.0 |
5.1 |
6.1 |
6.8 |
7.3 |
12.2 |
|
300% Modulus /MPa |
6.5 |
9.8 |
11.4 |
12.6 |
13.4 |
20.9 |
|
Tensile strength /MPa |
45 |
49 |
48 |
49 |
50 |
58 |
|
Elongation / % |
750 |
690 |
650 |
600 |
580 |
530 |
|
Tear strength /（KN/m） |
61 |
88 |
99 |
100 |
106 |
132 |
|
Rebound / % |
38 |
44 |
37 |
38 |
41 |
41 |
|
Density （24℃）/（g/ cm3） |
1.25 |
1.26 |
1.27 |
1.27 |
1.27 |
1.28 |
|
Din wear /mm³ |
41 |
44 |
44 |
50 |
54 |
55 |