ZHTM is a low-smoke, low-toxic, high-strength heat-shrinkable tubing produced by Raychem Corporation. It is widely used in the fields of aerospace, aviation, military, automotive, ship, power, communication, etc.
Tyco ZHTM is a flexible, thick‑wall heat‑shrinkable tubing designed for fire‑safety applications such as marine, mass‑transit and offshore installations. It provides low smoke emission, low acid‑gas evolution, and good mechanical and fluid resistance.
Key specifications include a 2:1 shrink ratio, minimum shrink temperature of 80 °C, full‑recovery temperature of 121 °C, and an operating range of –30 °C to 105 °C. The tubing is supplied on spools in standard sizes (e.g., 3/15, 5/25) and can be ordered in custom dimensions and colors.
| Shrink ratio | 2:1 |
|---|---|
| Minimum shrink temperature | 80 °C (176 °F) |
| Minimum full recovery temperature | 121 °C (250 °F) |
| Operating temperature range | -30 °C to 105 °C |
| Typical size (3/15) | Inside diameter 3.0 mm, wall thickness 0.70 mm |
| Standard packaging | On spools |
The tubing has a 2:1 shrink ratio.
The minimum shrink temperature is 80 °C (176 °F).
Full recovery requires a minimum temperature of 121 °C (250 °F).
Always order the largest size that will shrink snugly over the component to be covered.