3M™ Scotch-Seal™ Tamper Proof Sealant 1252 is a fast-drying, anti-tamper sealer that is fire retardant. The sealant is tack-free 20 seconds after application allowing you to keep operations moving quickly and smoothly.

Seal Allows for Easy Visual Inspection of Parts
3M™ Scotch-Seal™ Tamper Proof Sealant can be applied over adjustable or removable parts to indicate changes, adjustments, tampering or any type of unwanted meddling. When the part is altered, a clear, observable break in the seal shows that someone has made unauthorized adjustments to the parts.
Suggested Applications

Anti-tampering
Electronics manufacturing
Protecting settings and calibrations
Visual inspections

Resists Oil, Gasoline, Water, Jet Fuel and Fungus
The exposed surfaces will accept ink from an inspector’s approval stamp and can be marked as soon as 20 seconds after the sealer application for fast tack-free usability. Application of our 3M™ Scotch-Seal™ Tamper Proof Sealant is simple and straightforward; just extrude from the collapsible metal tube onto a clean, dry and dust-free surface. This product also provides resistance to oil, gasoline, water, jet fuel and fungus.
Bringing Better Ideas to the Surface through Science and Innovation
In our 3M Industrial Adhesives and Tapes Division, we apply the science of adhesion to deliver innovative solutions that improve the design and manufacturing processes of companies around the world. In the end, our technologies help customers like you deliver competitive products to the market faster and more efficiently.

• Tamper indicating fire retardant seal
• Resists oil, gasoline, water, jet fuel and fungus
• Seal allows for easy visual inspection of parts
• Improves quality control during manufacturing process
• Tack free in 20 seconds for quick application

• Color: White
• Hardness: 97 - 99 Shore A
• Part Number: 1252
• Product Type: Tamper-proof Sealant