Hong Ye silicone rubber's Food Grade Fresh-Keeping Sealing Foaming Silicone Rubber is food contact safe sanitary Addition Curing Silicone, food packaging fresh-keeping RTV Silicone Foam. Made from LFGB certified food-safe liquid silicone, this moisture-locking fresh-keeping Foam Silicone features non-toxic odorless, waterproof moisture-proof, low-temperature resistance and repeated cleaning resistance, with adjustable 2-6 times soft sealing foaming ratio. It is used for food fresh-keeping box sealing gasket, vacuum food packaging buffer liner, cold chain food packaging gap filler, fruit and vegetable fresh-keeping equipment shockproof pad. Matched with food sanitary polished Mold Silicone , the hygienic Foamed Silicone forms flexible fresh-keeping sealedSilicone Sponge for food packaging and fresh-keeping industry.
Product Overview
This food-grade two-component liquid silicone adopts pure sanitary formula, passing multiple food safety certifications without harmful substance precipitation in direct contact with food. As low-temperature resistant safe Addition Curing Silicone, it maintains stable sealing elasticity in refrigeration fresh-keeping environment. After odor-free sanitary foaming, it forms flexible air-locking Silicone Sponge. Different from ordinary industrial foam with peculiar smell and impurities, this food-grade RTV Silicone Foam is clean and hygienic, belonging to food fresh-keeping packaging dedicated safe Foaming Silicone Rubber.
Core Product Features & Advantages
1. Full food safety certification: Purified non-toxic Foaming Silicone Rubber meets food contact material standards.
2. Efficient fresh-keeping sealing: Elastic pore structure of liquid silicone locks air and delays food oxidation.
3. Low-temperature fresh-keeping adaptation: Cold-resistant Foam Silicone keeps elasticity in 0-4℃ refrigeration environment.
4. Repeated washable durability: Stable cross-linking Addition Curing Silicone no deformation after frequent cleaning.
6. Moisture-proof mildew resistance: Cured Foamed Silicone prevents damp mildew in food packaging space.
Step-by-Step Usage Instructions
1. Sanitary stirring: Stir food-grade A/B liquid silicone in dust-free workshop to avoid impurity contamination.
2. Gentle uniform mixing: 1:1 slow stirring for 2 minutes to retain food-safe molecular stability.
3. Fine sanitary defoaming: Remove tiny bubbles to ensure seamless sealing of Silicone Sponge.
4. Food mold curing: Mold shaping via food sanitary Mold Silicone to obtain fresh-keeping RTV Silicone Foam.
Application Scenarios
Household food fresh-keeping box sealing strip, vacuum packaging machine buffer liner, cold chain food transportation packaging gap filler, vegetable and fruit fresh-keeping cabinet waterproof gasket, snack packaging shockproof protective foam. The safe Foamed Silicone extends food fresh-keeping period and ensures edible safety.
Precautions
Prohibit mixing industrial raw materials; impurity doping will invalidate food safety certification of Addition Curing Silicone.
Packaging & Storage
25KG food-grade sterile sealed barrel, clean constant temperature storage, keep sanitary performance of rawFoam Silicone.
FAQ
Q1: Safe for direct food contact?
A1: Fully certified food-grade Foaming Silicone Rubber is non-toxic and harmless for long-term food contact.
Q2: Keep good sealing effect in refrigeration environment?
A2: Low-temperature flexible liquid silicone maintains tight sealing for fresh-keeping equipment.
Q3: Custom various food packaging sealing parts with Mold Silicone?
A3: High-flexibility Addition Curing Silicone fits all food packaging mold specifications.