3M 69 is a Class H white glass cloth electrical tape with a high-temperature thermosetting silicone pressure-sensitive adhesive, capable of withstanding temperatures from 32 to 392°F (0 to 200°C). It is UL Listed, Mil I 19166C, CSA Certified, and RoHS 2011/65/EU Compliant. With exceptional temperature endurance, flame retardant properties, and solvent resistance, it ensures reliable protection in a wide range of applications. This tape is commonly used as a coil cover, anchor, banding, core, layer, and crossover insulator. It excels in insulating electric and induction-type furnace power supply leads, repairing coils on mining machinery, and securing high-temperature, non-PSA insulation with ease.
1. Mechanical Protection: The durable glass cloth backing provides extended mechanical protection, enhancing overall safety.
2. Temperature Endurance: Withstands high temperatures up to 392°F (200°C) with remarkable mechanical strength, ensuring top performance in heat-intensive environments.
3. Standards Compliance: Meets stringent standards, including Mil-I-19166C, UL listing for 200°C (Guide OANZ2, File E17385), and CSA certification for 180°C (File LR93411).
4. Flame Retardant: Designed to be flame retardant, offering an additional layer of safety in critical applications.
5. Solvent Resistance: Resists solvents effectively, providing reliable insulation and protection in a variety of applications.
| Property | Value |
| Color | white |
| Adhesive | Thermosetting Silicone |
| Backing | Glass Cloth |
| Backing Thickness | 5.0 mils (0,125 mm) |
| Total Thickness | 7.0 mils (0,177 mm) |
| Elongation (% at break) | 5% |
| Operating Temperature | 200°C |
| Adhesion to Steel | 40 0z/in (4.4 N/10 mm) |
| UL 510 Flame Retardant | Yes |
| Dielectric Breakdown | 3000 V |
| Breaking Strength | 180 lbs/in (314 N/10 mm) |
| Insulation Resistance | 4.8 x 10^4 megohms |
| CTI Material Group | 1 |
| Electrolytic Corrosion Factor | 0.9 |
* Insulating electric and induction-type furnace power supply leads
* Securing high-temperature, non-PSA insulation (such as asbestos and glass) in high-temperature areas
* Splicing wire
* Reinsulating and repairing coils on mining machines
* Splicing silicone-covered glass wire where splices require more abrasion resistance and mechanical strength than can be provided by silicone tapes insulation (Class H dry-type transformer leads)
* Ideal for high-temperature applications
* Used in a variety of coil, transformer and motor applications, including an outer wrap for bobbin-wound coils, banding arbor wound coils, lead pad hold down, end turn and lead anchor and connection
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