Mingyi Silicone(Anhui) Co., Ltd.
Liquid silicone rubber for silicone leather MY LSR 3271
Special coating liquid silicone rubber for airbag MY LSR 3740
Medical grade liquid silicone rubber MY LSR 3650 series for negative pressure ball
liquid silicone rubber MY LSR 3950 series for Laryngeal mask
Addition type silicone rubber MY LSR 3930 series for medical grade tube
Description
MY LSR 3620 A/B series product is a liquid silicone rubber free of post cured.
Features
Two-component, 1:1 mixing ratio
Excellent mold release
VOC less than 0.5%
Fast thermal curing
Excellent mechanical properties
Meet the requirements of BfR、FDA and ROHS
Applications
Baby care
Food contact
Sealing ring
Other injection products, etc.
Curing
|
Temperature |
Curing time, 2mm thickness |
|
130℃ |
90 S |
|
150℃ |
45 S |
NOTES
The series of M60240 A/B is a platinum catalyzed product, which is in component A, pay strict attention when using to avoid catalyst poisoning.
Only same batch of components A and B could be mixed together.
In order to ensure the best fluidity and evenly of materials, materials must be fully mixed before transferred to containers.
Technical data
|
Properties |
LSR 3620 |
LSR 3630 |
LSR 3640 |
LSR 3650 |
LSR 3660 |
LSR 3670 |
|
Uncured products |
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|
Component A |
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|
Color |
Transparent |
|||||
|
Density 23℃,g/cm3 |
1.10 |
1.11 |
1.11 |
1.12 |
1.12 |
1.14 |
|
Viscosity 23℃, 10S-1 |
280 Pa.s |
280 Pa.s |
320Pa.s |
350Pa.s |
350Pa.s |
380Pa.s |
|
Component B |
||||||
|
Color |
Transparent |
|||||
|
Density 23℃,g/cm3 |
1.10 |
1.11 |
1.11 |
1.12 |
1.12 |
1.14 |
|
Viscosity 23℃, 10S-1 |
250 Pa.s |
250 Pa.s |
280Pa.s |
300Pa.s |
300Pa.s |
350Pa.s |
|
Product data (A+B mix) |
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|
Mixing ratio (weight) |
1:1 |
|||||
|
Viscosity 23℃, 10S-1 |
280 Pa.s |
280 Pa.s |
300Pa.s |
350Pa.s |
350Pa.s |
380Pa.s |
|
Curing time |
See curing conditions |
|||||
|
Product data (after curing) |
(125±2℃,cured for 5min) |
|||||
|
Color |
Transparent |
|||||
|
Density 23℃,g/cm3 |
1.10 |
1.11 |
1.11 |
1.12 |
1.12 |
1.14 |
|
Hardness |
25 |
30 |
40 |
50 |
60 |
70 |
|
Tensile Strength |
7 Mpa |
7 Mpa |
8Mpa |
10Mpa |
9Mpa |
9Mpa |
|
Elongation |
650% |
600% |
580% |
500% |
400% |
340% |
|
Tear strength |
20 KN/m |
25 KN/m |
30 KN/m |
40 KN/m |
35KN/m |
32KN/m |
Packaging & storage
A component 200 Kg/drum，B component 200 Kg/dum.
Store under 23℃ to avoid exposure to rain and sunlight.
Shelf life: 12 months, unopened condition.
