Post cured free liquid silicone rubber series of MY M6020
Medical grade liquid silicone rubber MY M9650 series for negative pressure ball
High bite force addition type liquid silicone rubber series of MY M4240K
Food grade liquid silicone rubber for kitchenware MY M4750
Food grade silicone rubber for mold making
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.