PES/TDI series
hardness：shore A 60A – shore D 70D
The product has the characteristics of good operability, wide hardness range, good wear resistance, resilience and excellent mechanical properties.
Used for making miscellaneous polyurethane elastomer products such as rubber wheels, sieve plates, scrapers, sealing rings and tires.
|
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 |
