Loctite SF 7400 Solvent-Based Electronic Marking Ink, 20ml
Loctite SF 7400 dark-red solvent ink for tamper-proof marking on electronics. Fast-drying, excellent adhesion. 20ml bottle.
The Loctite SF 7400 is a dark-red, solvent-based marking ink specifically formulated for electronic equipment. It provides a tamper-evident seal and a clear visual indicator for critical adjustment points and components, signalling when they have been set, calibrated, or tested.
This ink dries rapidly upon application, minimising downtime and preventing smudging. It offers excellent adhesion to a wide variety of substrates commonly found in electronics, ensuring the mark remains durable and legible throughout the product's lifecycle. The formulation is designed to withstand the demanding environments of electronic assemblies, with a service temperature range of -35 to +145°C.
Key Features & Benefits
- Tamper-Evident Marking: Ideal for sealing adjustment screws, potentiometers, and other critical settings to prevent unauthorised or accidental changes.
- Clear Visual Indication: The dark-red colour provides a high-contrast, easily identifiable mark against most electronic component backgrounds.
- Fast Drying: Solvent-based formula ensures quick drying to facilitate efficient production or repair workflows.
- Excellent Adhesion: Bonds reliably to various materials used in electronics, including plastics, metals, and coated surfaces.
- Wide Temperature Tolerance: Performs reliably in environments from -35°C to +145°C, making it suitable for a broad range of applications.
Supplied in a convenient 20ml bottle for precise dispensing and control, the Loctite SF 7400 is an essential tool for quality control, warranty verification, and maintenance in electronic manufacturing, servicing, and repair.
- Tamper-proofing adjustment points on electronic equipment
- Marking components to indicate calibration or testing
- Quality control and verification in electronic assembly
- Warranty sealing for electronic devices and PCBs
- Type: Solvent-based marking ink
- Colour: Dark-red
- Volume: 20ml
- Weight: 20g
- Drying Time: Fast-drying
- Service Temperature Range: -35°C to +145°C
- Dispensing Method: Bottle
- Primary Application: Electronics
- Key Feature: Tamper-evident sealing
- Key Feature: Excellent adhesion to various substrates
- Coating Applications: Electronics
- Coating Colour: Red
- SVHC: To Be Advised
Always follow local regulations and product guidance.
Free standard delivery on UK mainland orders. Express delivery options and international shipping available at checkout.
We offer a 30-day money-back guarantee on most products. For faulty items, contact us within 14 days for a replacement or refund.
View Full Delivery & Returns PolicySecure Transactions
We take the utmost care with your payment and personal details. Our website employs advanced encryption technology, including Secure Sockets Layer (SSL), to protect your information during transmission. You can verify a secure connection by looking for 'https' and a locked padlock in your browser.
Cookie Policy
Cookies enhance your shopping experience by keeping track of your basket and remembering you when you return. We also use banner advertising based on your browsing history to present products of potential interest.
Security Warning
Beware of phishing scams! We will never ask for personal details via email. If such information is required, we'll request you to contact us by phone. If you receive an email requesting sensitive information, do not respond and let us know immediately.
Recommended Products
Similar Products
You may like
