IOTA CORPORATION LTD
Post cured free high bite force liquid silicone rubber series IOTA LSR 3040
Kneading pads addition silicone rubber IOTA LSR 3M20-306L
Steamer pads silicone rubber IOTA LSR 3M30-310
Food grade liquid silicone rubber IOTA LSR 3750 series for kitchenware
Liquid Silicone Rubber for baby Nipple IOTA LSR 3240HG Series
Product Introduction：
The IOTA LSR 3750 (Shore A 20-70) series is a specialized food-grade, two-component, high tear-resistance addition-cure liquid silicone rubber designed for kitchenware applications.
Key Features：
Two-component system with a 1:1 mixing ratio
Excellent mold release properties
Rapid thermal curing
Superior mechanical properties
Applications：
Various kitchenware accessories
Standard baby bottle nipples
Injection-molded miscellaneous items
Complex structured injection-molded products
Important Notes：
IOTA LSR 3750 (Shore A 20-70) is catalyzed with platinum; the platinum catalyst is in Component A.
Strict precautions must be taken to avoid catalyst poisoning.
Only A and B components from the same batch number should be mixed together.
To ensure optimal flowability and uniformity, the material must be thoroughly stirred before transferring to a container.
Technical Specifications：
|
Property |
3750-20 |
3750-30 |
3750-40 |
3750-50 |
3750-60 |
3750-70 |
|
Uncured Product |
|
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|
Viscosity of Component A at 23°C, 10S-1 |
300 |
280 |
320 |
350 |
350 |
380 |
|
Viscosity of Component B at 23°C, 10S-1 |
280 |
250 |
280 |
300 |
300 |
350 |
|
Product Data |
|
|||||
|
Mixing Ratio |
1:1 |
|||||
|
Viscosity at 23°C, 10S-1 |
290 |
265 |
300 |
325 |
325 |
365 |
|
Curing Time |
Refer to curing time |
|||||
|
Product Data (Cured) |
|
|||||
|
Density at 23°C (g/cm³) |
1.10 |
1.11 |
1.11 |
1.12 |
1.12 |
1.14 |
|
Hardness (HA) |
20 |
30 |
40 |
50 |
60 |
70 |
|
Tensile Strength (MPa) |
7 |
7 |
8 |
10 |
9 |
9 |
|
Elongation (%) |
650 |
600 |
580 |
500 |
400 |
340 |
|
Tear Strength (KN/m) |
20 |
25 |
30 |
40 |
35 |
32 |
Packaging Information：
Component A: 200 Kg/drum
Component B: 200 Kg/drum
Storage and Shelf Life：
Store below 23°C. Unopened drums have a shelf life of 12 months. The best-before date is marked on the label of each product's outer packaging. Although the material may still be used beyond this date, performance testing of relevant indicators is necessary to ensure quality.
