Model: VYPT
Vinyl Electrical Insulation Tape (VYPT) – All-Weather Wire Protection
Vinyl Electrical Insulation Tape (VYPT) is a premium, flame-retardant PVC tape engineered for reliable electrical insulation and mechanical protection in all weather conditions. Featuring excellent conformability, high tensile strength, and superior resistance to abrasion, puncture, moisture, salt water, alkalis, and acids, it ensures long-term performance for both indoor and outdoor applications.
This versatile tape is fully compatible with all common cable insulation types and maintains its integrity across a wide operating temperature range (-18°C to 80°C). Whether you are terminating, splicing, or wrapping wires in harsh industrial or marine environments, VYPT provides a durable, non-corrosive, and highly dielectric barrier that meets rigorous safety standards.
Key Features & Benefits
- All-Weather Conformability: Stretches easily to conform tightly around irregular shapes, ensuring a secure seal in any climate.
- Flame Retardant: Self-extinguishes within 1 second, meeting UL510 safety requirements for electrical applications.
- Superior Mechanical Strength: High tensile strength and elongation provide excellent resistance against abrasion, puncture, and physical damage.
- Chemical & Moisture Resistance: Impervious to salt water, alkalis, acids, and weathering, making it ideal for marine and underground use.
- Total Insulation Compatibility: Safe to use over rubber, vinyl, varnished cloth, and other common wire insulations without degradation.
- High Dielectric Strength: Provides robust electrical insulation with a breakdown strength of 8 kV/mm.
Common Applications
- Primary insulation and color-coding for low-voltage wiring
- Splicing and terminating electrical cables in wet or damp locations
- Bundling and harnessing wires in automotive and industrial machinery
- Protecting exposed conductors from moisture, corrosion, and abrasion
- General-purpose wrapping and sealing in indoor and outdoor plant facilities
- Phase identification and marking in electrical panels
Product Specifications
- Material: Polyvinyl Chloride (PVC)
- Standard Color: Black
- Thickness: 0.19 mm
- Operating Temperature: -18°C to 80°C
- Flammability Rating: UL510 (Self-extinguishing)
- Available Sizes: 19mm, 25mm, 38mm (Width) × 20m (Length)
Technical Properties
| Item | Test Method | Value |
|---|---|---|
| Backing Material | – | Polyvinyl Chloride (PVC) |
| Color | Visual Inspection | Black |
| Thickness | ASTM D1000 | 0.19 mm |
| Adhesion to Backing (23°C) | ASTM D1000 | 0.18 kN/m |
| Tensile Strength (23°C) | ASTM D412 | 3.5 MPa |
| Elongation at Break (23°C) | ASTM D412 | 200% |
| Flammability | UL 510 | Self-extinguishing within 1 sec |
| Temperature Rating | UL 510 | 80°C |
| Dielectric Breakdown Strength | ASTM D149 | 8 kV/mm |
| Insulation Resistance | ASTM D257 | 1×1012 Ω |
Dimensions & Ordering Information
| Model | Width (mm) | Length (m) | Thickness (mm) |
|---|---|---|---|
| VYPT-19 x 0.19mm x 20m | 19 | 20 | 0.19 |
| VYPT-25 x 0.19mm x 20m | 25 | 20 | 0.19 |
| VYPT-38 x 0.19mm x 20m | 38 | 20 | 0.19 |
Frequently Asked Questions (FAQ)
Q: Can this vinyl tape be used as the primary insulation for high-voltage splices?
A: VYPT is primarily designed for low-voltage insulation, bundling, and mechanical protection. For primary insulation on medium to high-voltage splices (up to 69kV), we strongly recommend using our Ethylene Propylene Rubber Tape, which self-fuses to form a solid, void-free dielectric mass capable of handling higher electrical stresses.
Q: Is this tape suitable for outdoor wiring exposed to direct sunlight and rain?
A: Yes, VYPT offers excellent resistance to weathering, UV radiation, and moisture. However, if the wiring is subject to heavy mechanical abrasion, sharp rocks, or constant soil movement, you may want to add an outer layer of our PVC Wire Wrapping Tape. Its thicker, more rigid construction provides superior puncture resistance and acts as a robust mechanical jacket over the vinyl insulation.
Q: What is the difference between this electrical tape and mastic tape for waterproofing?
A: Vinyl electrical tape (VYPT) is thin and stretchy, designed mainly for electrical insulation and light sealing. If your primary goal is heavy-duty waterproofing, filling large voids, or sealing irregular pipe joints where electrical conductivity isn’t the main concern, a Vinyl Mastic Tape would be the better choice due to its thick, putty-like consistency that conforms perfectly to complex shapes.
Q: Does this tape leave residue when removed?
A: VYPT uses a high-quality pressure-sensitive adhesive that provides strong bonding during service but allows for relatively clean removal within its rated temperature range. For long-term permanent installations, the adhesive is designed to remain stable without drying out or becoming brittle over time.
Q: Can I use this tape in temperatures below -18°C?
A: The rated operating temperature starts at -18°C. Below this threshold, standard PVC tape can become stiff and lose its conformability, potentially leading to unwinding or poor sealing. For extreme cold applications, please consult our technical team for specialized low-temperature tape alternatives.
Q: Is this tape compatible with rubber and varnished cloth insulation?
A: Absolutely. VYPT is formulated for total insulation compatibility. It will not degrade or react negatively when applied directly over rubber, vinyl, varnished cloth, or other common wire insulation materials, ensuring safe and reliable long-term performance.