FAQ
Food-Grade, High-Clarity, Anti-Blocking RPET Film — The Ideal Choice for Vacuum Blister Packaging
This product is a food-grade RPET (Recycled Polyethylene Terephthalate) film specifically designed for vacuum blister thermoforming applications. Typically ranging in thickness from 0.25mm to 0.6mm, it features exceptional clarity, superior thermoforming performance, and outstanding anti-blocking properties. It is widely utilized in high-end, eco-friendly packaging sectors, including fresh produce, baked goods, ready-to-eat meal trays, fruit punnets, dairy cups, and supermarket pre-packaged items.
Manufactured using recycled raw materials that comply with food safety standards, this film is derived from post-consumer PET bottles (such as mineral water and beverage bottles) that have undergone rigorous sorting and deep purification processes. This ensures the absence of residual odors and prevents the migration of harmful substances. The product has obtained SGS certification for food contact materials, making it safe for direct contact with a wide variety of dry and wet foods—including those containing fats, oils, or acidic ingredients.
Its core strengths lie in its high transparency and low haze levels; with a light transmittance exceeding 90%, it allows the packaged food to appear vivid and clearly visible, thereby significantly enhancing shelf appeal. Furthermore, the film's surface features a specialized anti-blocking treatment that prevents layers from adhering to one another during roll storage or high-speed blister production. This ensures smooth unwinding and stable forming processes, effectively minimizing downtime and reducing scrap rates.
In terms of thermoforming performance, this RPET film exhibits uniform heating response, excellent ductility, and good resilience. It facilitates deep-draw forming and high-precision replication of mold details on standard blister packaging equipment, resisting edge cracking while yielding finished products with high rigidity and dimensional stability. Even in thinner gauges (e.g., 0.3mm), it retains sufficient mechanical strength to meet the efficiency and reliability demands of automated packaging lines.
Most importantly, as a 100% recyclable and recycled material, this film significantly reduces carbon footprints, aligning perfectly with the strategic requirements of global brands regarding sustainable packaging solutions. After use, it can be reintroduced into a closed-loop recycling system, thereby assisting enterprises in achieving their "Dual Carbon" goals.
In summary, this food-grade, anti-sticking, high-transparency RPET film not only meets the dual standards of high-performance thermoforming and food safety but also spearheads new trends in eco-friendly packaging through its sustainable attributes, making it an ideal substitute for virgin PET, PS, and non-degradable materials.
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