Low Strength PTFE Pipe Sealant KemLock AT-72 is a low strength PTFE pipe thread sealant from the Danish brand Kema, easily removable, contains PTFE, thixotropic; seals pipes, fittings and coarse threads in hydraulics and pneumatics. FEYANA supplies genuine Kema AT-72 to factories and maintenance teams in Vietnam and Southeast Asia (Singapore, Malaysia, Thailand, Indonesia, the Philippines).
AT-72 key specifications
| Brand | KemLock (Kema) |
|---|---|
| Product code | AT-72 |
| Product type | low strength PTFE pipe thread sealant |
| Temperature | -55 °C to +200 °C |
| Strength | Low |
| Viscosity (mPa·s, 25 °C) | 40.000–60.000 (6/2.5); 15.000–20.000 (6/20) |
| Max. gap | 0,30 mm |
| Max. thread | M80 / R3″ |
| Fixture time | 15–30 min |
| Functional strength | 1–3 h |
| Full strength | 12 h |
| Pack sizes / article no. | 67416 – 50 ml |
Features
- Easily removable sealing for hydraulics/pneumatics
- Contains PTFE
- Thixotropic
- For pipes, fittings and coarse threads
- Resistant to petrol and diesel (test recommended)
Applications
- Large pipes and fittings
- Hydraulic/pneumatic systems needing service
Using KemLock anaerobic adhesives
- Clean the parts before use (e.g. with Kema MA-4000).
- The adhesive cures when parts are pressed together and air is excluded.
- Use enough to fill the gap; remove excess.
- Cure time varies with temperature, gap size and materials.
Related products
Browse all Kema products and the Threadlockers & Thread Sealants category. Information compiled from the Kema product catalogue; contact us for SDS or technical data sheets.
FAQ – Kema AT-72
Max thread?
M80 / R3″, gap 0.30 mm.
Temperature?
-55 °C to +200 °C.
Fuel resistance?
Resistant to petrol and diesel; test recommended.
Request a quote
Send the product code, pack size and quantity: WhatsApp +84 988 641 591 – Email sales.00@feyana.com.




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