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UnopenedHot melt adhesive granulesIt can usually be stored for 12-24 months in a cool and dry place; Once opened, it is recommended to use it within 3-6 months. Whether it is sealed or not directly determines whether the rubber particles will absorb moisture, clump, and decrease in performance.
| Comparison item | Store in a sealed container | Open storage |
|---|---|---|
| Moisture absorption risk | low | high |
| Shelf life | more than 6 months | 1-3 months |
| Performance on the computer | stable | Easy to bubble and break strips |
Sunlife hot melt adhesive is packaged in double layers of moisture-proof inner film and outer woven bag. After opening, it is promptly sealed to effectively extend its shelf life. Guangzhou Sunlife Trading also supports small batch delivery based on weekly usage, reducing long-term open storage.
Q: Can expired rubber particles be used?Not necessarily. Conduct a sample test first, and if the performance meets the standard, it can still be downgraded for use.
Q: Can damp rubber particles recover after drying?Mild moisture and low-temperature drying can be salvaged, while severe clumping is recommended for disposal.
Product features of EVA Hot melt Adhesive: Biodegradable: Discarding or incinerating it is harmless to the environment. The price is similar to that of PVC: EVA is more expensive than toxic PVC, but cheaper than PVC without phthalates. Lighter in weight: The density of EVA is 0.91-0.93, while that of PVC is 1.32. Odorless: EVA […]
Application of filter element adhesive. Filters are also known as filter elements. Common filters are divided into two categories: air filters and oil filters. Air filters are mainly used to purify air. It is generally used in automobiles. According to their uses, they can be classified into air filters and air conditioning filters. [Air filter] […]
Direct answer: A qualified annual framework agreement for hot melt adhesive granules should clearly state at least 9 sets of content – technical indicators, batch consistency, price and price adjustment mechanism, delivery time, minimum/maximum delivery quantity, acceptance criteria, non conformance handling, technical support, and termination clauses.A framework agreement that only includes unit price and quantity […]
Hot melt packaging had become mainstream in the 1960s. Hot melt adhesive is a commonly used method in the packaging industry. It is usually used for closing cartons, sealing and stabilizing pallets, etc. Overview of Hot Melt Adhesives in Packaging: In the 1960s, hot melt adhesives became common in packaging and processing applications. The main […]
