Blogs-Dongguang Haokai Plastic Co., Ltd

Industry and Safety Standards for Food-Grade Spout Pouches

Food-grade spout pouches are special flexible packaging for liquid food storage, and they must comply with strict national safety and industrial technical standards to ensure food contact safety, structural stability and ...

Material Composition of Liquid Self-Standing Spout Pouches

Liquid self-standing spout pouches are multi-layer composite flexible packaging materials specially designed for liquid storage. Unlike single-layer plastic bags that are prone to leakage and poor barrier performance, spo...

Suitable Liquids for Self-Standing Spout Pouches

Self-standing spout pouches are the most widely used flexible liquid packaging containers in the packaging industry. Equipped with a foldable bottom gusset and sealed plastic spout, they feature stable standing performanc...

Main Styles and Classification of Liquid Spout Pouches

Liquid spout pouches are flexible packaging bags equipped with integrated plastic spouts and screw caps, specially designed for storing, sealing and pouring liquid, semi-liquid and viscous products. Compared with traditio...

Can Aluminum foil packaging bags Be Heated?

Aluminum foil packaging bags have certain high-temperature resistance, but they cannot be heated arbitrarily due to their special metal-plastic composite structure. Whether aluminum foil bags can be heated depends on thei...

Causes of Loose Sealing and Air Leakage of Aluminum Foil Bags

Aluminum foil bags are high-barrier composite packaging products widely used for food sealed storage. Their excellent moisture-proof, light-shielding and fresh-keeping functions rely entirely on tight heat sealing. Howeve...