MATERIALS, EXPLAINED
PA / PA / PE：针对高要求包装的增强型保护
当产品对真空袋施加更大压力时，值得仔细考虑采用加固尼龙结构。本文是一份关于用于冷藏和冷冻应用的双层PA真空袋的指南。
Explore this structure
Some products ask more from their packaging. An irregular cut, a heavy portion or repeated handling can place extra stress on the film. PA / PA / PE introduces a second nylon layer to the structure, while retaining a polyethylene sealing surface and a transparent presentation.
结构内部
多重层次，精心设计的整体方案。
从外表面到内层密封层，逐层分析其结构。
Layer 1 · First nylon layer
PA
The first PA layer contributes strength and supports the laminate during converting, filling and handling.
Layer 2 · Additional reinforcement
PA
A second nylon layer adds mechanical support. The final performance depends on the film specification and the way the complete laminate is made.
Layer 3 · Inner sealing layer
PE
The PE layer provides the heat-sealable inner surface for the vacuum pack. Clean, consistent seals remain essential even with a reinforced structure.
一个值得确认的细节
An additional nylon layer supports a reinforced design. It does not turn a PE-based frozen-food pouch into a retort pouch.
适用场景
根据您的收纳习惯精心设计。
01
Irregular shapes
Evaluate this structure for products with uneven surfaces or more demanding contact points, such as certain meat portions.
02
Heavier portions
A reinforced laminate can be considered where fill weight and handling place extra demands on the pack. Trial the filled pouch through the actual route.
03
More handling steps
Compare pack performance after vacuuming, freezing, stacking and distribution. A good sample trial should follow the same sequence as production.
《选拔指南》
Reinforcement works best with a well-designed pack.
A double-PA structure does not remove the need to control sharp points. Review product preparation, bag fit and any suitable protective measures before increasing film thickness alone. Compare candidate samples with your current pouch using the same product weight, vacuum cycle and storage conditions.
申请样品前
撰写更完善的简报需注意的四个要点。
- The point where the current pouch becomes stressed or damaged.
- Product weight, shape and the location of sharp contact points.
- Required clarity, print coverage and available sealing area.
- The complete route from filling through freezing and distribution.
请说明预期用途，并请 Miaoman 确认完整的材料规格。在下达生产订单前，请使用您的实际内容和设备对样品进行评估。
常见问题
再说明得清楚一点。
Does the second PA layer make the pouch puncture-proof?
No. Reinforcement is a design choice, not a guarantee against every sharp edge. Test the proposed pouch with the actual contents and handling conditions.
Can this reinforced PE structure replace a retort pouch?
No. This Miaoman PA / PA / PE range is intended for chilled or frozen storage, without heating or retort processing. RCPP-based laminates should be evaluated for a retort application.
让我们为您寻找合适的包装方案
把您的产品交给我们。我们将协助您打造这款产品。
请告知我们您计划装入的物品、包装袋尺寸、预计数量以及加工条件。我们可以就此讨论结构、厚度、印刷以及样品事宜。
