Válvulas e materiais para café
PET/AL/PE, PET/VMPET/PE.
Resumo do Artigo
Coffee bag degassing valve and material guide: one-way valve function, zipper types, material structures (PET/AL/PE, PET/VMPET/PE, kraft paper/AL/PE) for whole bean, ground and roasted coffee. Aroma protection and shelf life considerations. Coffee packaging is unique because freshly roasted coffee releases CO2 gas. Without proper degassing, coffee bags can inflate, burst or lose aroma. The one-way degassing valve allows CO2 to escape while preventing oxygen from entering, keeping cof...
Tópicos Principais
- Material structure and barrier performance
- Printing process and artwork preparation
- Sealing, filling and pouch-making quality
- Quality control, testing standards and batch inspection
- Cost composition, cylinder fees and quotation factors
- MOQ, samples and lead time management
Lista Prática de Compra
- Tipo de produto
- Tamanho / Dimensões
- Estrutura do material / Espessura
- Cores de impressão
- Quantidade
- Tipo de máquina de embalagem
- Vida útil e condições de armazenamento
- País de destino
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