Description:
IOTA 4240K 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
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 |
4240K |
4250K |
4260K |
Uncured products |
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Component A |
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color |
transparent |
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Density 23℃,g/cm3 |
1.12 |
1.12 |
1.12 |
Viscosity 23℃, 10S-1 |
300Pa.s |
300 Pa.s |
320Pa.s |
Component B |
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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) |
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Mixing ratio (weight) |
1:1 |
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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. IOTA 4240K 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.