WEICON Threadlocking Varnish green 30 g – security/marking lacquer, fast-drying, tamper-evident, screw-joint control
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Product description
WEICON Threadlocking Varnish green 30 g is a fast-drying security and marking lacquer for connection control. It forms a clear, tamper-evident layer that reveals unauthorized adjustment and provides a visual indicator of loosening on screws, nuts and set points.
Benefits and unique features
- Fast drying – speeds up quality checks and hand-over to service.
- High adhesion on metals, plastics and many technical surfaces.
- Resistant to water, fuels, gasoline, mineral and paraffin oils, and diluted acids and alkalis.
- Tamper-evident seal – coating cracks when the joint is moved.
- Three colours available (yellow, green, red) for clear line marking.
Properties and applications
- Screw joint control: witness lines on bolts, nuts and adjustment screws.
- Service sealing: sealing of settings against unauthorized manipulation.
- Electrical use: marking conductive parts and basic corrosion/contact protection.
- Maintenance: quick visual inspection to detect loosening caused by vibration.
Technical parameters
| Parameter | Value |
|---|---|
| Type | Security / marking lacquer (tamper-evident) |
| Colour | Green |
| Net content | 30 g |
| Consistency | Fast-drying lacquer, high adhesion |
| Chemical resistance | Water, fuels, gasoline, mineral/paraffin oils, diluted acids and alkalis |
| Substrates | Metals, engineering plastics, painted parts |
| Application | Brush from bottle; apply a thin line on the joint |
| Packaging | Bottle with brush, 30 g |
Storage recommendations
Store tightly closed in a cool, dry place away from ignition sources and direct sunlight. Close the bottle carefully after use.
FAQ
1) What is it used for?
For marking and sealing joints and for quick visual control of loosening or tampering.
2) Which surfaces?
Most metals and many plastics; surfaces must be clean and degreased.
3) Is it media-resistant?
Yes – resistant to water, fuels, gasoline, oils and diluted acids/alkalis.
4) How to apply?
Shake, brush a thin stripe on the joint and allow to dry.
Product safety
Responsible person in the EU
WEICON GmbH & Co. KG
Königsberger Str. 255
48157 Münster, Germany
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