---
type: "Technical Data Sheet"
title: "CMC 65221 – Technical Data Sheet"
description: "CMC 65221: Nomex® 410 (aramid paper), chamois, ca. 0.080, acrylic"
resource: "https://datasheets.cmc.de/pdf/cmc-65221-en.pdf"
tags: ["nomex® 410 (aramid paper)", "ca. 0.080", "acrylic"]
language: "en"
product: "CMC 65221"
product_family: "cmc"
document_date: "2019-01"
status: "stable"
translation: "/cmc-65221-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-65221-en.pdf"
    title: "Technical Data Sheet CMC 65221"
    author: "CMC Klebetechnik GmbH"
    last_modified: "2019-01-21T13:19:44Z"
---

# CMC 65221 – Technical Data Sheet

> 65221 High temperature resistant and chemically resistant synthetic paper with excellent dielectric Examples of application resistance for building transformers and motors, phase insulation etc. Total thickness ca. 0.13 mm.

[PDF data sheet (binding)](/pdf/cmc-65221-en.pdf) · [Deutsche Version](/cmc-65221-de.md)

Issued: 2019-01

## General data

| Property | Value |
|---|---|
| Backing material | Nomex® 410 (aramid paper) |
| Colour | chamois |
| Substrate thickness in mm | ca. 0.080 |
| Typical area weight in g/m² | ca. 64 |
| Total area weight in g/m² | 125 ± 10 |

## Adhesive properties

| Property | Value |
|---|---|
| Type of adhesive | acrylic |
| Adhesive strength in N/cm according to internal method PV 1006-32 (180° peel from steel) | ≥3 |

## Thermal properties

| Property | Value |
|---|---|
| Temperature performance (max.) in °C | 180 |
| Short term temperature performance in °C (ca. 1 hour) | 200 |
| Insulation class according to IEC 60085 | H |

## Electrical properties

| Property | Value |
|---|---|
| Breakdown voltage based on IEC 60243-1 in Veff. | ≥ 2'500 |

## Mechanical properties

| Property | Value |
|---|---|
| Tensile strength in N/cm | ≥ 55 |
| Elongation at break in % | ≥5 |

## Other properties

| Property | Value |
|---|---|
| Liner | creped hard PVC |

® registered trademark of DuPont de Nemours

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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.*