Medium Strength Pipe/Hydraulic Sealant KemLock AT-42 is a anaerobic thread sealant for hydraulics and pneumatics from the Danish brand Kema, medium strength sealant for small pipe threads and hydraulic/pneumatic systems; replaces tape and hemp. FEYANA supplies genuine Kema AT-42 to factories and maintenance teams in Vietnam and Southeast Asia (Singapore, Malaysia, Thailand, Indonesia, the Philippines).
AT-42 key specifications
| Brand | KemLock (Kema) |
|---|---|
| Product code | AT-42 |
| Product type | anaerobic thread sealant for hydraulics and pneumatics |
| Temperature | -55 °C to +150 °C |
| Strength | Medium |
| Viscosity (mPa·s, 25 °C) | 450–700 |
| Max. gap | 0,15 mm |
| Max. thread | R3/4″ |
| Fixture time | 10–20 min |
| Functional strength | 1–3 h |
| Full strength | 3–6 h |
| Pack sizes / article no. | 67425 – 50 ml |
Features
- Medium strength sealing
- For small pipe threads
- Seals hydraulics and pneumatics
- Removable with hand tools (brochure)
- Replaces tape, hemp and paste
Applications
- Hydraulic and pneumatic fittings
- Small pipe threads
- Wind turbine maintenance
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.
This product is part of Kema’s maintenance range for wind turbines. See also wind energy technology at FEYANA.
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-42
Pipe size?
Up to R3/4″, max gap 0.15 mm.
Removable?
Yes, with hand tools.
Larger threads?
See AT-72 or AT-77 for up to R3″.
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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