Blue Film DMT‑3110BL
SEO information
Product Name: Blue Film DMT‑3110BL
Short Name: DMT‑3110BL Blue Film
SKU / Model No.: DMT‑3110BL
SEO Title: Blue Film DMT‑3110BL | PET Acrylic Adhesive Tape for Power Lithium Battery Cell Wrapping
URL Slug: blue-film-dmt-3110bl
Product Description: DMT‑3110BL blue PET film is acrylic pressure‑sensitive adhesive tape manufactured in class‑1000 clean‑room. High cleanliness, easy die‑cutting, good weather resistance and battery wrapping performance. Designed for surface insulation wrapping of aluminum‑shell power lithium‑ion battery cells. Store at 10‑30℃; best performance within 6 months after receiving.
Keywords: Blue Film DMT‑3110BL,PET blue battery tape,lithium cell wrapping tape,aluminum shell battery insulation film,acrylic pressure‑sensitive tape,high cleanliness PET tape,battery protective blue film
Blue Film DMT‑3110BL PET Battery Wrapping Film
DMT‑3110BL blue film adopts PET as base material, coated with acrylic pressure‑sensitive adhesive. The coating process is completed in a class‑1000 clean‑room environment. It features high cleanliness, easy die‑cutting performance, excellent weather resistance and superior wrapping conformability for battery cells.
This blue film is specially developed for aluminum‑shell power lithium‑ion batteries. It wraps the surface of battery cells and provides reliable electrical insulation protection for battery core.
Main Applications
• Surface wrapping & insulation protection for aluminum‑shell power lithium‑ion battery cells
Core Advantages
✅ Produced in class‑1000 clean‑room with high cleanliness
✅ Outstanding weather resistance performance
✅ Excellent conformability for battery cell wrapping
✅ Good steel‑plate peel adhesion, no bubbles or lifting after attaching to aluminum shell
✅ High dielectric breakdown voltage for battery insulation
Storage Note: Optimal storage temperature 10‑30℃. Avoid direct sunlight, high temperature and high‑humidity environment. Best performance within 6 months upon receipt. Please perform sufficient testing before use for long‑term stored goods.
| Item | Specifications | Test Standard |
|---|---|---|
| Base Material | PET | ‑ |
| Color | Blue | Visual inspection |
| Functional Layer Thickness | 110 μm | ASTM D3652 |
| Peel Adhesion to Steel Plate | ≥10.5 N/25mm | ASTM D3330 |
| Tensile Strength | ≥80 N/25mm | ASTM‑D3574 |
| Elongation at Break | ≥40 % | ASTM‑D3574 |
| Dielectric Withstand Voltage | AC≥3200V, DC≥4000V | ‑ |
| Adhesion Performance | No bubbles, no warping or spring‑back after 24h room‑temperature attaching on aluminum shell | GB/T 2792 |
Receiving, Inspection & After-sales Policy
Reliable Quality · Professional Service · Long-term Partnership
Huizhou Dongming New Energy Materials Co., Ltd. is committed to supplying dependable material products and professional customer support. To help you fully understand the acceptance procedure, application requirements, storage specifications and after-sales liabilities, please read the following terms carefully before purchasing and using our products.
1、Inspection upon Receipt
Within 3 working days after receipt of goods, the customer shall unpack and inspect the shipment, and verify the model, specification, quantity and appearance of products. If any abnormality such as damage, wrong delivery or model mismatch is found, please contact us with photos or videos as evidence. Failure to notify us within the time limit shall be deemed acceptance of the product in terms of appearance and quantity.
2、Product Application Scope
All technical data of our products are typical values obtained from standard laboratory tests, for reference only in product selection. Customers shall conduct sampling tests and reliability verification in advance according to their own working conditions, service environment and assembly requirements, and confirm compatibility before mass use. Product failure caused by skipping pre-sample verification or operating beyond the rated temperature, pressure and other permissible conditions is not covered by warranty.
3、Storage & Shelf Life
Products shall be hermetically stored in a cool, dry and dark place. Keep away from high temperature, moisture, oil contamination and prolonged UV exposure. Use the products within the shelf life marked on the label. Deterioration or premature aging resulting from improper storage by the customer is excluded from after-sales service.
4、Handling of Quality Claims
If the non-conformity is confirmed by both parties to be an inherent material quality defect, we will prioritize replacement, supplementary delivery, or negotiate a refund. We shall NOT be liable for any indirect losses including secondary processing, finished product assembly, construction work, production shutdown losses, etc.
5、Exclusions from After-sales Warranty
① Damage caused by expired shelf life or improper storage conditions;
② Quality complaints raised after the customer cuts, processes or modifies the products;
③ Wrong product selection or operation beyond permissible working conditions;
④ Man-made damage, tearing by external force, or corrosion by chemicals;
⑤ Damage caused by force majeure such as fire, flood and other natural disasters.
6、Miscellaneous
If special warranty terms or after-sales arrangements are separately agreed between the customer and our company, the provisions stipulated in the formally signed contract shall prevail. For further information about product specifications, application suitability, storage guidance or after-sales support, please reach out to our customer service team. We value long-term cooperation and keep providing stable material solutions and professional support for our partners.