Double-Coated Polyimide Film Tape-DIH775A-B
2024-12-12 By KHJ
Description
DIH775A-B is a polyimide film-backed tape with two sides coated silicone adhesive, which has excellent properties of high temperature resistance.
Construction
Features
- Excellent tensile strength & Elongation.
- Withstand long periods of heat up to 260℃；withstand short time of heat up to 300℃.
- Both-sides with different adhesion ,No any residue after removal.
Application
Mask for printed circuit boards during wave solder or solder dip process.
Masking contacts during spray painting, powder coating & solder coating.
Bundling of transformer,motor,battery & electronic components for insulation purpose.
Properties
| Item | Typical Value | Test Method | |
| Imperial | Metric | ||
| Backing | 3.0mils | 0.075mm | / |
| Total Thickness | 8.0±0.4mil | 0.200±0.01mm | / |
| Adhesion to Steel | 1.8lbs/in | A adhesive：8.0N/25mm | GBT 2792-2014 |
| 0.18lbs/in | B adhesive: 0.8N/25mm | ||
| Tensile Strength | ≥45.7lbs/in | ≥8（KN/M） | GBT 30776-2014 |
| Elongation | ≥50% | ≥50% | GBT 30776-2014 |
| Breakdown voltage | >8KV | >8KV | / |
| OperatingTemperature | 500℉ | 260℃ | / |
Storage
- Store under normal conditions of 10-30℃ and 40-70% R.H, out of direct
sunlight.
- Shelf life: 12 months from the date of manufacture when stored in initial packing.
Precaution Reminder
- Surface should be clean, dry, free of dust, oil or other contaminants.
- Proper pressure required by roller, hand or press when applying.
- Avoid repeat sticking to prevent adhesion decrease.
Notes
Please be advised that this technical data sheet is written based on our lab tests and experience only. Customer is responsible to determine the suitability of the product meets intended application requirements before approved for use.