---
type: "Technical Data Sheet"
title: "CMC 77700 – Technical Data Sheet"
description: "CMC 77700: ETFE (ethylene tetrafluoroethylene), colourless, 0.100 ± 10%, polysiloxane"
resource: "https://datasheets.cmc.de/pdf/cmc-77700-en.pdf"
tags: ["etfe (ethylene tetrafluoroethylene)", "0.100 ± 10%", "polysiloxane"]
language: "en"
product: "CMC 77700"
product_family: "cmc"
document_date: "2020-10"
status: "stable"
translation: "/cmc-77700-de.md"
generated: { by: "process:cmc-datasheets/0.1.0", at: "2026-09-23T16:55:33Z" }
sources:
  - id: "pdf"
    resource: "https://datasheets.cmc.de/pdf/cmc-77700-en.pdf"
    title: "Technical Data Sheet CMC 77700"
    author: "CMC Klebetechnik GmbH"
    last_modified: "2020-11-05T08:44:24Z"
---

# CMC 77700 – Technical Data Sheet

> CMC 77700 is an extremely weatherproof adhesive tape for repairing film roofs and Properties and applications membraneous pads made from ETFE, which does not show yellowing and which is very resistant to ageing.

[PDF data sheet (binding)](/pdf/cmc-77700-en.pdf) · [Deutsche Version](/cmc-77700-de.md)

Issued: 2020-10

## General data

| Property | Value |
|---|---|
| Substrate | ETFE (ethylene tetrafluoroethylene) |
| Colour | colourless |
| Substrate thickness in mm | 0.100 ± 10% |
| Total thickness in mm | 0.160 ± 10% |

## Adhesive properties

| Property | Value |
|---|---|
| Type of adhesive | polysiloxane |
| Adhesive strength in N/cm according to internal method PV 1006-32 (180° peel from steel) | ≥4 |

## Thermal properties

| Property | Value |
|---|---|
| Temperature performance (max.) in °C | 155 |
| Temperature performance (min.) in °C | - 55 |
| Short term temperature performance in °C (ca. 1 hour) | 185 |
| Insulation class according to IEC 60085 | F |

## Electrical properties

| Property | Value |
|---|---|
| Breakdown voltage based on IEC 60243-1 in Veff. | ca. 3'000 |

## Mechanical properties

| Property | Value |
|---|---|
| Tensile strength in N/cm | ≥ 50 |
| Elongation at break in % | ≥ 300 |

## Other properties

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*The technical data are average values and do not replace the user's own testing. Subject to change without notice. The PDF data sheet is binding.*