Round tubes reinforced with hard paper

Supplier to the Queen - the Queen of England also relies on tailor-made seals from Dr. Dietrich Mueller GmbH.
Represented everywhere - the ICEs of the Deutsche Bahn also rely on tailor-made Nomex® parts from the company Dr. Dietrich Mueller GmbH.
Convert electricity and insulate perfectly, thanks to insulating materials from Dr. Dietrich Mueller GmbH.
Electricity converted into movement and optimally insulated, the tapes and insulating materials of the Dr. Dietrich Müller GmbH have also proven themselves in the electric motor sector.
Traveling fast and yet everything remains insulated - the Transrapid in Shanghai also relies on tailor-made insulating parts from Dr. Dietrich Mueller GmbH.
Supplier to the Queen - the Queen of England also relies on tailor-made seals from Dr. Dietrich Mueller GmbH
Cable. Optimally insulated. Thanks to insulating films from DR. Dietrich Müller GmbH
technology for medicine. Films from Ahlhorn are also used here.
The golf. The car. And the trust in thermally conductive pastes from Dietrich Müller GmbH.
Versatile and can be found almost everywhere - the technical foils of the Dr. Dietrich Müller GmbH, for example, for fuel cells.
Convert electricity and insulate perfectly, thanks to insulating materials from Dr. Dietrich Mueller GmbH.
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Direct request:

Sales kits and parts
for transformers

Sales tapes, slot insulation,
Cover slide, phase isolation

for electric motors and generators

Phone: +49 (0) 4435 97 10 10
Fax: +49 (0) 4435 97 10 11

E-mail: info@mueller-ahlhorn.com

Sales of insulating and thermally conductive foils,
Thermal paste, hoses, adhesive tapes

for the electronics

Phone: +49 (0) 4435 97 10 10
Fax: +49 (0) 4435 97 10 11

E-mail: info@mueller-ahlhorn.com

Sales composites
laminates, CNC parts,
GRP pipes + profiles, coiled pipes

Phone: +49 (0) 4435 97 10 318
Fax: +49 (0) 4435 97 10 11

E-mail: info@mueller-ahlhorn.com

Inquiries from Great Britain:

dr Dietrich Mueller UK Limited
Tel: 44 20 80894197
Fax: + 44 20 80894198

Email: info.uk@mueller-ahlhorn.com

Inquiries from all other countries:

Tel: 49 4435 971010
Fax: +49 4435 971011

Email: info@mueller-ahlhorn.com

Tell us what product you are looking for and we will give you the address of the right dealer in your country.

Round tubes reinforced with hard paper

ProductsEN 61212DIN 7735resin typeInside Ø in mminsulation classColorApplicationPDF DEPDF EN
Pertinax® RI 40600PFCP21HP 2065phenolic resin1,5 - 1000E (120°C)brownspacers and
Support tube for
grinding rollers
DownloadDownload
Rigidiso® is a registered trademark of Dr. Dietrich Mueller GmbH

Use of the hard paper tubes

Web-wound round tubes made of laminated paper are used both in the electrical industry as a high-quality insulating material and in mechanical engineering as a construction material.
Application examples are the bolt insulation in transformer construction, the winding head shaping in electrical engineering, the bobbin or the cage in bearing construction.

Structure of the hard paper tubes:

Laminated paper round tubes consist of paper webs impregnated with phenolic resin. These paper webs are wound in parallel on winding machines, with the phenolic resin system bonding the individual webs together under the influence of pressure and heat.
During the subsequent hardening process, the layers change into an insoluble state. The finished tubes are then ground and machined according to customer requirements. In addition, the laminated paper tubes can also be varnished at the end.

Hard Paper Tube Types:

PF CP 21 according to EN 61212 or Hp 2065 according to DIN 7735
PF CP 22 according to EN 61212 or Hp 2066 according to DIN 7735
PF CP 24 according to EN 61212 or Hp 2067 according to DIN 7735

General information

The data processing on this website is carried out by the website operator. You can find their contact details in the imprint of this website.

Production possibilities of the hard paper tubes:

Inner diameter: from 1,8 mm to approx. 850 mm
Wall thicknesses: from 0,5 mm depending on the diameter
Lengths: from 500 mm to approx. 2100 mm

Tolerances of the hard paper tubes:

Tolerances: according to DIN 40607 or as desired

Sources of supply for the hard paper tubes:

You can buy laminated paper tubes or processed parts from laminated paper tubes directly from us or from our dealers or distributors.

Inquiries from everyone else about countries:
Tel: 49 4435 971010
Fax: +49 4435 971011
E-mail: info@mueller-ahlhorn.com

Let us know what product you are search and we will give you the Address of the right sales partner.

Direct request:
Inquiries from Great Britain:
dr Dietrich Mueller UK Limited
Tel: 44 20 80894197
Fax: + 44 20 80894198

E-mail: info.uk@mueller-ahlhorn.com

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More than 1000 engineers worldwide trust our precision components made of flexible and rigid materials.

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Round tubes reinforced with hard paper
Round tubes reinforced with hard paper
Round tubes reinforced with hard paper
Round tubes reinforced with hard paper
Round tubes reinforced with hard paper
Round tubes reinforced with hard paper
Round tubes reinforced with hard paper
Round tubes reinforced with hard paper
Round tubes reinforced with hard paper
Round tubes reinforced with hard paper
Round tubes reinforced with hard paper
Round tubes reinforced with hard paper
Round tubes reinforced with hard paper
Round tubes reinforced with hard paper
Round tubes reinforced with hard paper
Round tubes reinforced with hard paper
Round tubes reinforced with hard paper
Round tubes reinforced with hard paper
Round tubes reinforced with hard paper

Get your parts into production today.