What is torque sealant for screws?

Torque seal protects screws from loosening and tampering. Find out how it works, where it is used and what advantages it offers.

Sicherungslack für Schrauben - Zwei mit Schraubensicherungslack gesicherte Schraubverbindungen

Introduction

In industry and trade, the safety of screw connections is crucial. Screws and nuts hold machines, vehicles and electronic devices together. However, vibrations, temperature fluctuations and stress can cause them to loosen over time. This poses a risk of production downtime, safety issues and costly damage.

A particularly simple yet highly effective method of counteracting this is screw locking varnish. But what exactly is it, how does it work and where is it used?

What is torque sealant for screws?

Torque seal for screws is a specialised tool used in many areas of industry and trade to permanently secure connections and make tampering visible. Whenever screws or nuts need to be reliably fixed in place and easy inspection of the connection is desired, locking varnish offers a quick and efficient solution.

Unlike mechanical locking methods, threadlocking adhesive is particularly easy to use. It is applied directly to the screw after assembly, hardens within a short time and then remains visible as a permanent connection.

Every movement of the screw is immediately visible, as the paint breaks or peels off. This allows fitters or quality inspectors to see at a glance whether a screw connection is still secure or whether it has been tampered with.

Eine Schraubverbindung, die mit rotem Schraubensicherungslack gesichert ist
Eine Schraubverbindung mit einem gebrochenen Siegel aus rotem Schraubensicherungslack

Advantages of torque seal

One of the biggest advantages of torque seal is its ease of use. While other methods require additional components or make assembly more complicated, all you need to do here is apply a small amount to the screw connection. The drying time is short, so the connection can quickly be subjected to stress again.

In addition, the coating allows for immediate visual inspection. This means that a large number of screws can be checked at a glance without having to inspect each one mechanically. In addition to saving time, this also contributes to a significant increase in operational safety.

Another advantage is the wide range of colours available. Depending on the application, different colours can be used to clearly distinguish between connections or to make special markings.

Compared to complex mechanical screw locks, the paint is a cost-effective and flexible solution.

Typical areas of application

Torque seal can be found wherever connections need to be reliable. In the automotive industry, for example, it is used in engines, chassis and electronic components to ensure clear documentation. It is also used regularly in mechanical engineering, where vibrations and heavy loads pose a constant risk of screws coming loose.

In addition, torque sealant plays an important role in electrical engineering. It can be used to mark and secure small components without the need for complex mechanical methods. The enamel is also firmly established in medical technology and safety-critical areas such as aerospace, as it simplifies control and increases reliability.

Here you can read more about the possible applications of threadlocker.

Sustainable solutions and modern developments

Traditional paints often contain solvents that can be harmful to health and the environment. Modern products therefore increasingly rely on hazardous substance-free formulations that do not harm the environment or users. With our Zero range and other Greenmark® products, we offer innovative solutions that meet the highest technical requirements and sustainable standards.

This means that torque seal is not only a tool for greater safety, but also contributes to more sustainable working practices in industry. Companies that switch to hazardous substance-free variants today secure advantages in terms of occupational safety, environmental compatibility and future viability.

Summary

So what is torque sealant? It is a fast, cost-effective and secure method of reliably securing screws, nuts and fasteners. It combines tamper protection, quality assurance and ease of use, making it an indispensable solution for numerous industries.

You can find even more information on this in the article on Wikipedia.

Find a distributor

Dänemark

Rødgaards Import A/S

Germany

ACE Handels- und Entwicklungs GmbH

Sägewerkstr. 9, 83395 Freilassing

Bürklin GmbH & Co. KG

Grünwalder Weg 30, 82041 Oberhaching

Global Aviation + Piper Parts GmbH

Fieseler-Storch-Straße 10, 34379 Calden

Ludwig Meister GmbH & Co. KG

Otto-Hahn-Str. 11, 85221 Dachau

PIEL Die Technische Großhandlung GmbH​

Boleweg 4, 59494 Soest​

Plaschna & Co. GmbH & Co. KG

Gewerbeparkstraße 22, 03099 Kolkwitz​

Schützinger GmbH

Eichwiesenring 6, 70567 Stuttgart

Thommel I&H GmbH

Bleicherstraße 32, 88212 Ravensburg

Werkzeug-Eylert GmbH & Co. KG

Friedrich-Oskar-Schimmel-Straße 3, 09120 Chemnitz

Würth Industrie Service GmbH & Co. KG

Industriepark Würth, Drillberg 97980 Bad Mergentheim

Indien

Fechser International

196 F/F 196-197, Swayam Sewa CGHS, Delhi 110095

Italien

Air Parts Italy s.r.l.

Via Industriale 2, 25016 Ghedi BS

Lithuania

Autopp, MB

Artojo g. 3, Klaipėda, 92105 Klaipėda

Niederlande

E.D.L. Impex BV

Reeweg 12-13, 1394 JD Nederhorst den Berg

Ratering technische groothandel

De Hogenkamp 1, 7071 EC Ulft

Van Opzeeland Techniek BV

Laan van Ambacht 19, 2631 RJ Nootdorp

Österreich

KAINDL Technischer Industriebedarf Gesellschaft m.b.H.

Paschinger Straße 62, 4060 Leonding

Poland

DACPOL Sp. zo.o.

Puławska 34, 05-500 Piaseczno

Intra Sp. z o.o.

Siostrzana 28, 93-350 Łódź

Libra-Mill

Nowogrodzka 50/54/515, 00-695 Warszawa

Melkib Klus Raczek Sp. K.

Stawowa 91, 43-400 Cieszyn

Rumänien

RADICAL AVIATION SRL

Arad

Website

Sweden

Nordic Aviation

Västgårdsvägen 9, 786 72 Dala-Järna

Roctexo Aerospace AB

Malmövägen 12, 331 42 Värnamo

Switzerland

SFS Group Schweiz AG

Rosenbergsaustrasse 4, 9435 Heerbrugg

Tschechien

Macte spol. s.r.o.

Lautnerova 3171/4, 787 01 Šumperk

Hungary

Ulbrich Kft.

Ipari Park 063/19, 2038 Sóskút

Europe

Fastenal

UK

Silmid

Unit 1 & 2 Roman Park, Roman Way, Coleshill, Birmingham, B46 1HG

Walters & Walters

Unit 16 Orchard Rd, Royston SG8 5HA

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