IOTA CORPORATION LTD
Description:
IOTA M4250HG A/B is a food-grade, two-component, high tear resistant 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 |
Test method |
value |
|
Uncured products |
|
|
|
Component A |
|
|
|
color |
|
transparent |
|
Density 23℃ |
|
1.12 g/cm3 |
|
Viscosity 23℃, 10S-1 |
ISO3219 |
300 Pa.s |
|
Component B |
|
|
|
color |
|
transparent |
|
Density 23℃ |
|
1.12 g/cm3 |
|
Viscosity 23℃, 10S-1 |
ISO3219 |
290Pa.s |
|
Technical data（A/B mixed） |
|
|
|
Mixing ratio (weight) |
A:B |
1:1 |
|
Viscosity 23℃, 10S-1 |
ISO3219 |
300Pa.s |
|
curing time |
|
see curing conditions |
|
Technical data（cured） |
(125±2℃, 5min) |
|
|
color |
|
transparent |
|
Density 23℃ |
ISO2781 |
1.12 g/cm3 |
|
Hardness |
DIN 53505 |
50 |
|
Tensile Strength |
DIN 53504 |
10 MPa |
|
Elongation |
DIN 53504 |
550 % |
|
tear strength |
ASTMD 624B |
40 KN/m |
All values are unique and should not be accepted as standard specifications.
NOTES:
1. M4240HG A/B 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.
