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TONSAN 1591 Grey Instant-Seal Silicone Flange Sealant
Grey instant-seal silicone for engine flanges, resistant to oil, antifreeze and water.
- Tensile strength, room temp. (MPa): 2.8
- Elongation at break, room temp. (%): 480
- Temperature range (℃): -54～210
TONSAN 1591 is a grey, medium-viscosity moisture-curing silicone with instant sealing, used for flange sealing of engine parts. It offers high strength and elongation and excellent resistance to engine oil, antifreeze and water. FEYANA supplies TONSAN 1591 and can help you select the right grade for your application.
Key features
- Grey, instant sealing, medium viscosity
- High strength and high elongation
- Excellent heat-ageing and oil resistance
- Resists engine oil, antifreeze and water
- Suitable for mechanical and manual application
Technical data
| Color | Grey |
|---|---|
| Specific gravity (g/cm3) | 1.36 |
| Tensile strength, room temp. (MPa) | 2.8 |
| Elongation at break, room temp. (%) | 480 |
| Tensile strength after aging 168h at 175℃ (MPa) | 2.9 |
| Elongation at break after aging 168h at 175℃ (%) | 350 |
| Tensile strength after soaking in 30# engine oil 100h at 125℃ (MPa) | 2.4 |
| Elongation at break after soaking in 30# engine oil 100h at 125℃ (%) | 500 |
| Tack free time (min) | 5～15 |
| 24h curing depth (mm) | ≥2 |
| Temperature range (℃) | -54～210 |
Applications
- Flange sealing of engine parts
- Timing chain cover / water pump (about 20 g per unit)
- Powertrain flange sealing
Packaging: 310ml/cartridge (Order no. 159105); 20kg/pail (Order no. 159106)
Data are typical values from the manufacturer’s literature. Contact us for the TDS/SDS and selection advice.
Contact FEYANA: WhatsApp/Zalo +84 988 641 591 – sales.00@feyana.com
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