Description
LOCTITE® SI 5970 is a silicone sealant and cures on exposure to moisture in the air to form a tough rubber gasket. The product is designed primarily for flexible flange sealing. It is ideally used where high vibration or flexing occurs. It is tack-free after just 25 min. The product can be used on machined or cast surfaces, metal, plastic or painted parts.
- Pack size: 50 ml cartridge (Loctite no. 2051993)
- Available as well in 300 ml cartridge
Application
- Typical applications include stamped sheet metal covers (timing covers and oil sumps) where good oil resistance and the ability to withstand high joint-movement is required.
Characteristics
- Replacement for cork and paper cut gaskets on flanges and stamped sheet metal covers
- Can be used with plastic and painted parts
- Tack-free after 25 min.
- Ideal for use where high vibration or flexing occurs
Technical specifications
| Colour | Black |
| Extrusion Rate | 60.0 g/min. |
| Key Characteristics | Oil Resistance: Excellent Oil Resistance |
| Operating Temperature | -55.0 – 200.0 °C (-65.0 – 400.0 °F ) |
| Substrates | Metal, Plastic |
| Tack Free Time | 25.0 min. |
Loctite SI5970, Loctite SI-5970
Henkel AG & Co. KGaA, Henkelstr. 67, 40589 Düsseldorf, GERMANY, +49 211 7970, [email protected], www.henkel.com






hannah_91 –
Super fast delivery, thank you. Feels nice to use at home. Easy to use, without making a mess.
Joshua –
Very good experience. Worth every cent. Fast delivery, good workmanship. Perfectly as described.
clara_bln –
Feels nice to use at home. Not too big, not too small, perfect. It completely solved my problem!
ella.bloom –
The quality pleasantly surprised me. No unpleasant smell, which I really appreciate. Surprisingly good quality for the price.
angela_b –
The quality pleasantly surprised me. Better than anything I’ve tried so far. Very effective; I noticed a change in just one week.
lea_sonne –
Not too big, not too small, just right. I noticed a difference after a short time! Packaging was slightly damaged, but product is excellent. Excellent product, worth every cent.
Ruby –
Great product, worth every cent.
Antonia –
Easy to use, without making a mess. Easy to use, no mess at all.
adrien88 –
Fast delivery, good workmanship. Solid build quality.
rafael_x –
Very functional.
Pierre –
Good customer service. Everything excellent. Worth every cent. Very easy to use.
Paola X. –
A friend recommended it and I’m so glad I ordered. Perfect for my needs; I couldn’t be happier. Better than anything I’ve tried before.
Logan U. –
Everything’s great. Great value for money.