Medium Strength Flange Sealant KemLock AP-74 is a medium strength flange sealant from the Danish brand Kema, seals and locks flanges and nuts; replaces common solid sealing materials. FEYANA supplies genuine Kema AP-74 to factories and maintenance teams in Vietnam and Southeast Asia (Singapore, Malaysia, Thailand, Indonesia, the Philippines).
AP-74 key specifications
| Brand | KemLock (Kema) |
|---|---|
| Product code | AP-74 |
| Product type | medium strength flange sealant |
| Temperature | -55 °C to +150 °C |
| Strength | Medium |
| Viscosity (mPa·s, 25 °C) | 100.000–180.000 (6/2.5); 30.000–40.000 (6/20) |
| Max. gap | 0,50 mm |
| Fixture time | 10–20 min |
| Functional strength | 3–6 h |
| Full strength | 6–24 h |
| Pack sizes / article no. | 67228 – 50 ml 67230 – 250 ml |
Features
- Seals and locks flanges and nuts
- Tolerances up to 0.50 mm
- Thixotropic
- Meets NSF/ANSI Standard 61
- Replaces common solid gaskets
Applications
- Flat flanges, gearbox housings, pump covers
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 Retaining Compounds & Flange Sealants category. Information compiled from the Kema product catalogue; contact us for SDS or technical data sheets.
FAQ – Kema AP-74
Replace solid gaskets?
The label says it replaces common solid sealing compounds.
Packs?
50 ml (67228) and 250 ml (67230).
Temperature?
-55 °C to +150 °C.
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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