Transparent PTFE Heat Shrink Tubing — 0.5mm to 15mm, 1.7:1 Shrink Ratio
Transparent PTFE Heat Shrink Tubing — 0.5mm to 15mm, 1.7:1 Shrink Ratio
Transparent PTFE Heat Shrink Tubing — 0.5mm to 15mm, 1.7:1 Shrink Ratio
Transparent PTFE Heat Shrink Tubing — 0.5mm to 15mm, 1.7:1 Shrink Ratio
Transparent PTFE Heat Shrink Tubing — 0.5mm to 15mm, 1.7:1 Shrink Ratio
Transparent PTFE Heat Shrink Tubing — 0.5mm to 15mm, 1.7:1 Shrink Ratio
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Transparent PTFE Heat Shrink Tubing — 0.5mm to 15mm, 1.7:1 Shrink RatioTransparent PTFE Heat Shrink Tubing — 0.5mm to 15mm, 1.7:1 Shrink RatioTransparent PTFE Heat Shrink Tubing — 0.5mm to 15mm, 1.7:1 Shrink RatioTransparent PTFE Heat Shrink Tubing — 0.5mm to 15mm, 1.7:1 Shrink RatioTransparent PTFE Heat Shrink Tubing — 0.5mm to 15mm, 1.7:1 Shrink RatioTransparent PTFE Heat Shrink Tubing — 0.5mm to 15mm, 1.7:1 Shrink Ratio

Transparent PTFE Heat Shrink Tubing — 0.5mm to 15mm, 1.7:1 Shrink Ratio

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Beschreibung

 

Transparent PTFE Heat Shrink Tubing — Reliable Insulation for Precision Wiring Work

When you're working on tight wire bundles, sensor leads, or high-temperature electronics and standard heat shrink just won't cut it, you need a material that holds up under real conditions. Hobbyists, electronics technicians, and industrial wiring professionals all run into the same problem: generic polyolefin tubing melts, discolors, or fails when exposed to heat, chemicals, or UV. This transparent PTFE heat shrink tubing is built for those demanding situations.

Each order covers a single diameter and length combination — choose from unshrunk inner diameters of Φ0.5mm (≈0.020") through Φ15mm (≈0.591"), and lengths from 1M (≈3.3 ft) up to 200M (≈656 ft) per roll. The tubing is made from virgin PTFE (polytetrafluoroethylene) and features a 1.7:1 shrink ratio, meaning a Φ10mm tube shrinks down to approximately Φ5.9mm after full heat activation. The transparent finish lets you visually confirm coverage and inspect connections underneath without removing the sleeve.

Typical use cases include insulating thermocouple wires and RTD sensor leads in industrial control panels, sleeving fine-gauge wires in aerospace and automotive harnesses, protecting chemical dosing pump tubing connections in lab environments, and covering solder joints on PCB assemblies where a low-profile transparent PTFE wire sleeve is required.

ℹ️ Compatibility Note: Diameter listed is the unshrunk inner diameter. Select a size at least 10–20% larger than your component's outer diameter. Shrink ratio is 1.7:1. Requires heat gun capable of reaching approximately 327°C (620°F) to activate.

✅ Key Features of These Transparent PTFE Heat Shrink Tubes

  • 🌡️Rated to 260°C Continuous Use — Withstands sustained high-temperature environments where standard polyolefin heat shrink tubing would soften or deform, making it suitable for oven wiring, motor leads, and industrial sensors.
  • 🔬Broad Chemical Resistance — PTFE is resistant to most acids, bases, solvents, and fuels. Ideal for lab equipment, chemical processing lines, and any application where the sleeve may contact aggressive substances.
  • 👁️Transparent Finish for Visual Inspection — The clear tubing allows you to see the wire, solder joint, or connector underneath without removing the sleeve — useful for quality control and troubleshooting in tight assemblies.
  • 📏Wide Diameter Range: 0.5mm–15mm — Covers fine-gauge wire insulation sleeving from AWG 36 all the way up to larger cable bundles and connectors, reducing the need to stock multiple product types.
  • 🌊Moisture and UV Resistant — PTFE does not absorb water and resists UV degradation, making this tubing a reliable choice for outdoor wiring, marine electronics, and humid industrial environments.
  • ⚡Excellent Dielectric Insulation — PTFE offers one of the highest dielectric strengths of any polymer insulation material, providing dependable electrical isolation for high-voltage sensor wiring and precision instrumentation leads.

📐 Technical Specifications — PTFE Heat Shrink Tubing

Material Virgin PTFE (Polytetrafluoroethylene)
Color / Finish Transparent (clear)
Shrink Ratio 1.7:1
Unshrunk Inner Diameter Range Φ0.5mm (≈0.020") — Φ15mm (≈0.591")
Available Diameters Φ0.5 / 1 / 1.5 / 2 / 2.5 / 3 / 3.5 / 4 / 5 / 6 / 7 / 8 / 9 / 10 / 11 / 12 / 15mm
Available Lengths 1M, 5M, 10M, 20M, 50M, 100M, 200M (roll)
Continuous Operating Temperature Up to 260°C (500°F)
Shrink Activation Temperature Typically ~327°C (620°F)
Wall Thickness (shrunk) See variant options — contact us to confirm by diameter
Dielectric Strength See variant options — contact us to confirm
Chemical Resistance Resistant to most acids, bases, solvents, fuels, and oils
UV Resistance Yes
Moisture Absorption Negligible (hydrophobic)
Compliance / Standard Contact us to confirm applicable certifications
⚠️ Heads up: PTFE heat shrink requires significantly higher activation temperatures than standard polyolefin tubing. A standard embossing heat gun may not reach the required temperature. Use an industrial heat gun rated for at least 350°C (660°F).

❓ Frequently Asked Questions

How do I choose the right diameter for my application?

Select a diameter (unshrunk) that is at least 10–20% larger than the object you need to cover. For example, to cover a 3mm wire bundle, choose the Φ3.5mm or Φ4mm option. After shrinking at the 1.7:1 ratio, the tubing will conform tightly. When in doubt, size up — you can always apply more heat, but you cannot reverse over-shrinkage.

What temperature is required to shrink this PTFE tubing?

PTFE heat shrink tubing generally requires a higher activation temperature than standard polyolefin tubing — typically around 327°C (620°F) to initiate shrinkage. A heat gun set to high is recommended. Once shrunk, the tubing is rated for continuous use up to 260°C (500°F).

Can this tubing be used outdoors or in wet environments?

Yes. PTFE is inherently hydrophobic and resistant to UV degradation, making it suitable for outdoor, marine, and high-humidity environments. It does not absorb moisture and maintains its insulating properties in wet conditions.

Is this tubing compatible with standard wire gauges and connector sizes?

Yes. The diameter range of 0.5mm to 15mm (unshrunk) covers most common wire gauges from AWG 36 up to AWG 4, as well as small connectors, terminals, and sensor leads. Always verify the unshrunk inner diameter against your component's outer diameter before ordering.

What chemicals is this PTFE tubing resistant to?

PTFE offers broad chemical resistance and is generally unaffected by most acids, bases, solvents, fuels, and oils. It is one of the most chemically inert materials available for electrical insulation sleeving. For highly aggressive or exotic chemicals, contact us to confirm suitability.

How much length do I need for my project?

For small repairs or prototyping, 1M or 5M lengths are typically sufficient. For production runs or wiring harness work, 10M–100M lengths offer better value per meter. The 200M roll option is ideal for high-volume manufacturing or resale. Note that PTFE tubing does not stretch lengthwise during shrinkage, so measure your coverage length accurately before cutting.

What is the wall thickness after shrinking?

Wall thickness after shrinkage varies by diameter. For most sizes in this range, the shrunk wall thickness is typically 0.1mm–0.3mm. For exact wall thickness by diameter, please contact us to confirm.

🛒 Select your diameter and length above, then add to cart — ships from our US warehouse.

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