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Ultra-low volatile liquid silicone rubber
Category:
Product Center
Applications of Silicone Materials in Infant and Toddler Care
Email:1541901416@qq.com
Phone:020-36896519
Features:
- The product is formed in a single step, with VOCs below 0.5%, which helps reduce the time required for secondary baking.
- Offers products in a variety of hardness grades: 30, 40, 50, 60, 70, and 71.
- The product features a transparent appearance, resistance to yellowing and aging, and can be used continuously over a temperature range of –40°C to 200°C.
- Good machinability and physical properties;
- Certified to ROHS, LFGB, and other standards;
Applications:
- Baby and infant products: pacifiers, baby bottles, teething toys for infants, silicone spoons for babies, breast pumps, drool bibs, nipples, infant toothbrushes, and more.
Typical Performance Metrics
| Test Items | Standard | 6250-30FV A/B |
6250-40FV A/B |
6250-50FV A/B |
6250-60FV A/B |
6250-70FV A/B |
6250-71FV A/B |
| Appearance | Visual estimation | Transparent | Transparent | Transparent | Transparent | Transparent | Transparent |
| Viscosity (Pa·s) | DIN53019 | 1000 | 1000 | 1200 | 1200 | 1200 | 1200 |
| Hardness (HA) | GB/T531.1 | 30 | 40 | 50 | 60 | 67 | 71 |
| Density (g/cm³) | GB/T533 | 1.09 | 1.1 | 1.11 | 1.13 | 1.14 | 1.14 |
| Rebound (%) | GB/T1681 | 65 | 65 | 70 | 70 | 70 | 65 |
| Tensile strength (MPa) | GB/T528 | 7 | 7.5 | 8 | 9 | 8 | 8.5 |
| Elongation (%) | GB/T528 | 600 | 550 | 450 | 380 | 350 | 300 |
| Tear strength (kN/m) | GB/T529 | 15 | 20 | 25 | 25 | 27 | 25 |
| Tensile rupture permanent deformation (%) | GB/T528 | 2.6 | 1.7 | 1.7 | 0.8 | 0.8 | 0.8 |
| Linear Shrinkage Rate (%) | GB/T14235.4 -93 |
2.2 | 2.2 | 2.2 | 2.1 | 2.0 | 2.0 |
| VOC(%) | GB/T28482 | 0.4 | 0.4 | 0.4 | 0.4 | 0.35 | 0.35 |
Note:
-
Curing conditions: Mix liquid adhesive components A and B in a 1:1 ratio until uniform, then mold under pressure at 175 °C for 5 minutes using a 140 mm × 120 mm × 2 mm die.
- This data is for reference only; the specific material properties and molding process parameters shall be subject to those provided by our Technical Department.
Packaging Specifications
- Suitable for 200 kg/drum and 20 kg/drum
Precautions
- Store at room temperature in a dry, well-ventilated indoor location, away from direct sunlight. Shelf life: 12 months.
- During storage and use, contact with compounds containing N, P, S, Sn, or Pb can lead to poisoning of the platinum catalyst, thereby affecting the sulfidation process.
Keywords:
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