Mingyi Silicone(Anhui) Co., Ltd.
Description:
MY M4240K A/B series is a food grade，high bite force addition type liquid silicone rubber.
Features:
1. Two-component, 1:1 mix ratio
2. Excellent mold release
3. Fast heat curing
4. Excellent mechanical properties
5. Compliant with BfR, FDA, ROHS
Application:
1. Miscellaneous parts
2. Nipple
3. Various injection molding miscellaneous products
4.Complex structure injection products
Curing:
|
temperature |
Curing time, 2mm thickness |
|
130℃ |
90 S |
|
150℃ |
45 S |
Technical data:
|
Properties |
M4240K |
M4250K |
M4260K |
|
Uncured products |
|||
|
Component A |
|||
|
color |
transparent |
||
|
Density 23℃,g/cm3 |
1.12 |
1.12 |
1.12 |
|
Viscosity 23℃, 10S-1 |
300Pa.s |
300 Pa.s |
320Pa.s |
|
Component B |
|||
|
color |
transparent |
||
|
Density 23℃,g/cm3 |
1.12 |
1.12 |
1.12 |
|
Viscosity 23℃, 10S-1 |
280Pa.s |
290 Pa.s |
300Pa.s |
|
Technical data（A/B mixed） |
|||
|
Mixing ratio (weight) |
1:1 |
||
|
Viscosity 23℃, after stirring |
300Pa.s |
300 Pa.s |
320Pa.s |
|
curing time |
|
see curing conditions |
|
|
Technical data（cured） |
(125±2℃, 5min) |
||
|
color |
transparent |
||
|
Density 23℃,g/cm3 |
1.12 |
1.12 |
1.12 |
|
Hardness |
40 |
50 |
60 |
|
Tensile Strength |
9Mpa |
10 Mpa |
10 Mpa |
|
Elongation |
550% |
550 % |
500 % |
|
tear strength |
30KN/m |
40 KN/m |
38 KN/m |
NOTES
1. MY M4240K A/B series is a platinum catalyzed product, which is in component A, pay strict attention when using to avoid catalyst poisoning.
2. Only same batch of components A and B could be mixed together.
3. In order to ensure the best fluidity and evenly of materials, materials must be fully mixed before transferred to containers.
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.
