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Hot melt adhesive granulesIt belongs to the production process mainly based on thermoplastic resin blending granulation, usually according toEnvironmental Impact Registration Form or Report FormCategory processing (subject to the list approved by the local ecological environment department), accompanied by pollutant discharge registration/permit, hazardous waste (such as waste filter cartridges, waste packaging) compliance disposal agreement, and emergency plan. For the purchaser, these documents are hard indicators to determine whether the supplier can provide stable supply.
| The file to be viewed | What are you looking at? |
|---|---|
| Environmental Impact Assessment Approval/Filing Receipt | Does the approved production capacity cover your order quantity |
| Pollutant discharge permit or registration | Is the subject name consistent with the contract within the validity period |
| Operation record of exhaust gas treatment | Have there been consecutive shutdowns in the past three months, and have there been any long-term shutdowns |
| Hazardous Waste Transfer Form | Is the trustee qualified and does the quantity match the output |
| Batch Inspection Report COA | Whether the indicator items are complete and traceable |
| SDS Safety Technical Manual | Are the transportation and storage terms consistent with your warehouse conditions |
Q: Can traders cooperate without production environmental impact assessment?
Answer: Yes, but it is necessary to provide the qualifications of its upstream production factory and the COA accompanying the batch, so that the source can be traced.
Q: Are the suppliers willing to provide these documents?
Answer: Regular suppliers usually provide desensitized versions or on-site inspections. If we refuse everything, it is already a risk signal.
Q: Does complete procedures mean that the glue is good to use?
Answer: Not equal to. The qualification guarantee is the ability to provide continuous and legal supply, and whether it works or not depends on sampling and batch data.
Guangzhou Sunlife Trading has been supplying Sunlife hot melt adhesive to customers for book binding, packaging, sealing, and graphic printing for a long time. We can provide qualification and batch inspection documents according to customer factory inspection requirements, making it convenient for you to include the material supplier in the qualified supplier list.
Direct answer: The impact is significant. The direction of the book page threads should be parallel to the spine (straight), so that the paper is less likely to arch along the spine, the adhesive layer is evenly stressed, and the folding life is significantly longer; Books bound with horizontal threads have high page turning resistance […]
EVA hot melt adhesive is inexpensive and widely used in the industrial field – but which products are commonly made with hot melt adhesive? The following are the six most common applications in manufacturing: 1) Quick assembly, recyclable cardboard boxes The transport packaging industry is a major user of EVA hot melt adhesive seals. […]
Matching principle in one sentence:The faster the machine speed, the faster the required curing and the shorter the opening time; If the machine speed is slow or the workpiece is large and needs to be aligned over a long distance, it should be fixed and opened slowly insteadChoosing the wrong direction is either due to […]
