INOAC Calmflex F-30G is a premium open-cell polyurethane foam engineered for high-performance acoustic insulation and precision sealing. Fully halogen-free and PVC-free, it strictly complies with global green procurement standards. Featuring a UL-94 HF-1/HBF flame-retardant rating, this lightweight foam delivers exceptional high-frequency sound absorption and superior physical resilience, making it the industry-standard choice for printer toner leak prevention and delicate electronics protection.

Extensively utilized for toner seals, dust filters, and motor noise dampeners in laser printers, digital copiers, and multi-function peripherals (MFPs).

Ideal for internal soundproofing, cushioning, gap-filling, and vibration isolation in premium home appliances and delicate electronic devices.

Applied in vehicle interiors for HVAC duct sealing, dashboard NVH (noise, vibration, and harshness) reduction, and electronic control module protection.

SHENZHEN PUFENG PACKING MATERIAL CO.,LTD (PUFENG) is an international machining manufacturer specializing in precision die-cutting machining, designing adhesive products, insulation products, and sourcing optimal solutions to enhance product quality and performance for customers.

In 2024, Pufeng established Shenzhen Jinchengyuan Electronic Materials Co., LTD. to serve overseas markets. Founded in 2014, PUFENG operates two professional plants in China Mainland dedicated to die-cutting machining and materials. The company is committed to becoming a leading manufacturer in precision die-cutting through creativity, innovation in advanced technology and management, state-of-the-art equipment, and top industry talent.

PUFENG's operational principle is "Running based on the market and sincerity, client and high quality come first." The company maintains a strong technical team to develop precision products for worldwide customers, with a quality principle of "Serve customers precisely on every tiny point of the demand from customer."

We welcome opportunities to build business relationships based on equality and mutual benefit, and invite domestic and international partners to visit our facilities. Our team is dedicated to solving adhesive challenges and providing professional solutions and appropriate products.

• Your enquiries about our products will be answered within 12 hours.
• OEM or ODM projects are very welcome.
• We can die cut or design products according to your requirements.
• Provide perfect after-sales service — if you have questions, please contact us.
• Pack according to your requirement and deliver on time.