Food Grade Solid Silicone Rubber for Silicone Stretch Lids
Product Overview
Food Grade Solid Silicone Rubber is widely used in kitchenware applications due to its excellent safety, flexibility, and durability. This material is specially developed for manufacturing silicone stretch lids (silicone food covers), providing reliable sealing performance and long-term usability.
Designed for direct food contact, this silicone rubber offers high purity, non-toxic properties, and excellent elasticity, allowing stretch lids to tightly fit containers of various shapes and sizes. It ensures freshness preservation while maintaining durability through repeated use.
Key Features
- Food-grade, non-toxic and odorless silicone material
- Excellent elasticity for stretchable lid applications
- High tear resistance for repeated use
- Good flexibility and shape recovery
- Resistant to heat, aging, and deformation
- Suitable for compression molding and extrusion
Typical Technical Data
| Property | Unit | Value |
|---|---|---|
| Appearance | / | Translucent |
| Hardness | Shore A | ~32 |
| Density | g/cm³ | ~1.12 |
| Tensile Strength | MPa | ≥ 7.0 |
| Elongation at Break | % | ≥ 450 |
| Tear Strength | kN/m | ≥ 20 |
| Compression Set | % | Low |
| Processing Method | / | Compression / Extrusion |
Product Advantages
Excellent Sealing Performance
Provides strong elasticity to tightly seal containers and keep food fresh longer.
High Flexibility and Stretchability
Easily adapts to different container sizes without deformation or cracking.
Durable and Reusable
Resistant to tearing and aging, ensuring long service life for repeated use.
Safe for Food Contact
Made from food-grade silicone material, suitable for kitchen and food storage applications.
Applications
- Silicone stretch lids (food covers)
- Reusable food sealing covers
- Kitchen silicone accessories
- Food storage sealing products
Certifications
- FDA compliant (food contact safety)
- LFGB compliant
- RoHS & REACH compliant
Packaging
- 20 kg per carton (standard for solid silicone rubber)
Shelf Life & Storage
- Shelf life: 8 months
- Store in a cool, dry place away from direct sunlight
- Keep sealed to maintain product performance
About Ruihe New Material
Guangzhou Ruihe New Material Technology Co., Ltd is a professional manufacturer specializing in liquid silicone rubber (LSR) and solid silicone rubber (HCR). Our products are widely used in food-grade applications, baby products, medical devices, and industrial products.
We provide stable quality, competitive pricing, and customized silicone solutions for global customers.
FAQ
Q1: Is this silicone safe for food contact?
Yes, it is food-grade silicone compliant with FDA and LFGB standards.
Q2: What makes it suitable for silicone stretch lids?
Its excellent elasticity and tear resistance ensure strong sealing and long-term reuse.
Q3: Can it withstand high temperatures?
Yes, it has good heat resistance and can be used in kitchen environments.
Q4: What processing method is recommended?
Compression molding is commonly used for silicone stretch lids.
Contact Us
Tel: 86 13421773611
Whatsapp / Wechat: 86 13421773611
Email: wendy@ruihesilica.com
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Have questions about our products or want to discuss a custom order? Our team is ready to help you.