glue Kind of |
Polyurethane rubber |
Fluorine and silicone rubber |
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glue No. |
P7281 |
P7291 |
P7151 |
P7171 |
P7191 |
FS41 |
FS51 |
FS71 |
|
Curing conditions |
At a time |
A |
A |
A |
A |
A |
C |
C |
C |
secondary |
B |
B |
B |
B |
B |
D |
D |
D |
|
color |
The color |
The color |
The color |
The color |
The color |
The color |
The color |
The color |
|
hard The degree of |
shao A |
80 |
90 |
50 |
70 |
91 |
40 |
55 |
70 |
than heavy |
g/cm³ |
1.32 |
1.34 |
1.18 |
1.2 |
1.23 |
1.42 |
1.45 |
1.48 |
strong The degree of |
Mpa |
28.7 |
22.6 |
13.9 |
23.6 |
28.2 |
10.2 |
10.4 |
10.2 |
elongation |
% |
400 |
230 |
436 |
359 |
166 |
340 |
334 |
290 |
100Set out |
Mpa |
3.8 |
11.2 |
1.6 |
4 |
18.7 |
1.8 |
2.5 |
2.9 |
Pressure changes(Btype)70℃...70h |
% |
29 |
29.8 |
33.2 |
28 |
27.5 |
|
|
|
Pressure changes(Btype)150℃...70h |
% |
|
|
|
|
|
22 |
22 |
25 |
Rubber characteristics and recommend applications |
|
Polyester type, high strength, high wear resistance, suitable for hydraulic system of the master cylinder seals |
Polyether type, good resistance to hydrolysis, good elasticity,Low temperature resistant |
Resistance to a variety of mineral oil, fuel oil, high and low temperature resistance performance |
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Vulcanization conditions:A 170℃×6min、B 100℃×6h、C 175℃×6min、D 200℃×4h |