Food-grade white card (also known as food-grade white cardstock) is a hard packaging material specifically designed for direct contact with food. It is made from 100% virgin wood pulp and complies with national food contact material safety standards (such as GB 4806.8). It does not contain fluorescent brighteners, does not shed powder, and does not absorb oil. It features high stiffness, good printability, and is safe and hygienic.
Its main applications include:
Food packaging field
- Baked goods packaging: such as cake boxes, macaron gift boxes, mooncake gift boxes, etc. Food-grade white cardstock with a weight of 250–400g/m² is commonly used to ensure the box shape is firm and not easily deformed by moisture.
- Snack and candy packaging: used for inner linings or outer boxes of potato chips, nuts, chocolates, etc. It can be combined with aluminum foil or PE film to enhance moisture-proof and anti-oxidation performance.
- Dairy and beverage packaging: such as milk cartons, juice boxes, yogurt cups, etc. It often adopts aluminum-plastic composite or lamination processes to improve barrier properties and sealing performance.