Mingyi Silicone(Anhui) Co., Ltd.
This product has flexible processability and comprehensive physical properties, excellent yellowing resistance and superior aging resistance at temperature of - 50 to 200℃. The rubber for molding is vulcanized with 2,5-Dimethyl-2,5-di(tert-butylperoxy)hexane as vulcanizator, applicable to manufacturing of various keypads for electronic & electric appliances, electrical insulations, automotive accessories, industrial & civil seal rings, miscellaneous parts and transparent pieces, etc. The rubber for extrusion is vulcanized with vulcanizator DCBP (Di-(2,4-dichlorobenzoyl) Peroxide), applicable to variousthermotolerant & cold resisting electric wires, cables and sheaths. This product is available as a milk-white translucent finished product, or compound with curing agent & pigment, or sliced product.
Typical Properties:
|
Category |
Item |
Appearance |
Hardness Shore A |
Tensile strength MPa≥ |
Elongation at break %≥ |
Breaking set %≤ |
Tear strength B KN/m≥ |
Specific density 25°C g/cm³ |
Compression set 180*22h %≤ |
Resilience %≥ |
|
For molding |
MY D131 |
Ivory translucent |
30±2 |
6.0 |
600 |
6 |
15 |
1.08±0.05 |
35 |
65 |
|
MY D141 |
40±2 |
6.5 |
400 |
6 |
19 |
1.13±0.05 |
35 |
60 |
||
|
MY D151 |
50±2 |
8.0 |
350 |
7 |
22 |
1.15±0.05 |
30 |
55 |
||
|
MY D161 |
60±2 |
8.0 |
300 |
7 |
22 |
1.19±0.05 |
30 |
50 |
||
|
MY D171 |
70±2 |
7.5 |
220 |
6 |
20 |
1.22±0.05 |
30 |
45 |
||
|
MY D181 |
80±2 |
7.0 |
180 |
5 |
18 |
1.25±0.05 |
25 |
45 |
||
|
MY D191 |
86±2 |
4.0 |
80 |
6 |
10 |
1.26±0.05 |
25 |
40 |
Physical data in the above table is for reference only.
Vulcanization condition: 175℃× 5Min.
Ratio of curing agent 2,5-Dimethyl-2,5-di(tert-butylperoxy)hexane：0.65%.
Advantage:
- Good processability
- Excellent comprehensive physical properties
Applications:
- Keys, miscellaneous part, industrial and civil
translucent silicone rubber product
|
Category |
Item |
Appearance |
Hardness Shore A |
Tensile strength MPa≥ |
Elongation at break %≥ |
Breaking set %≤ |
Tear strength B KN/m≥ |
Specific density 25°C g/cm³ |
Dielectric strength kV/mm ≥ |
Volume resistivity Ω.cm≥ |
|
For extrusion |
MY D251 wire |
Ivory translucent |
50±2 |
8.0 |
440 |
14 |
20 |
1.18±0.05 |
20 |
3.0*10¹⁴ |
|
MY D251 tube |
52±2 |
7.5 |
380 |
12 |
20 |
1.18±0.05 |
20 |
3.0*10¹⁴ |
||
|
MY D261 wire |
60±2 |
7.5 |
380 |
14 |
22 |
1.20±0.05 |
20 |
3.0*10¹⁴ |
||
|
MY D261 tube |
62±2 |
7.5 |
300 |
12 |
22 |
1.20±0.05 |
20 |
3.0*10¹⁴ |
||
|
MY D271 wire |
70±2 |
7.5 |
250 |
14 |
20 |
1.22±0.05 |
20 |
3.0*10¹⁴ |
||
|
MY D271 tube |
71±2 |
7.5 |
200 |
12 |
20 |
1.22±0.05 |
20 |
3.0*10¹⁴ |
||
|
MY D281 wire |
80±2 |
7.0 |
180 |
10 |
20 |
1.25±0.05 |
20 |
3.0*10¹⁴ |
||
|
MY D281 tube |
80±2 |
7.0 |
160 |
10 |
20 |
1.25±0.05 |
20 |
3.0*10¹⁴ |
Physical data in the above table is for reference only.
Vulcanization condition: 175℃× 5Min.
Ratio of curing agent 2,5-Dimethyl-2,5-di(tert-butylperoxy)hexane：0.65%.
Advantage:
- Standard grade for extrusion
- Flexible processability
- Flexible comprehensive physical properties
Application:
- Electric wires, cables, sheaths, industrial and civil translucent silicone rubber tubes and sealing strips
Packing & Storage:
- 20kg/ carton lined with plastic bags or sheets.
- The products have a shelf life of 9 months from date of manufacture depending on the shore hardness if stored at room temperature in the originally sealed container.
