TONSAN TS850 is a black two-component polyurethane structural adhesive in thixotropic paste form that does not sag on vertical surfaces and achieves initial cure in 30 minutes. It offers good adhesion, impact and water resistance, corrosion resistance and electrical insulation, and is especially suited to insulating materials and metals such as SMC, BMC and RTM FRP. FEYANA supplies TONSAN TS850 and can help you select the right grade for your application.
Key features
- Black, two-component thixotropic paste; usable on vertical surfaces
- Initial cure in 30 minutes
- Excellent adhesion, impact and water resistance
- Good corrosion resistance and electrical insulation
- High bond strength to SMC
Technical data
| Color | Black |
|---|---|
| Specific gravity (g/cm3) | 1.30 |
| Mix ratio by volume (A:B) | 1:1 |
| Working time (min) | 20 |
| Tensile strength (MPa) | 20.0 |
| Shear strength (MPa) | 16.0 |
| Fixture time (h) | 10min(80℃) / 120min(23℃) |
| Fully cured time (h) | 24 |
| Temperature range (℃) | -40~80 |
| Viscosity | A: 35,000~50,000 B: 35,000~50,000 mPa•s |
| Hardness | 45~60 Shore D |
| Elongation (GB/T528-2009) | 20 % |
Applications
- Bonding insulating materials and metals: SMC, BMC, RTM FRP
- Wind turbine rain-ring bonding; nut and bolt-root sealing (with MS1937)
- Lightweighting in construction machinery
Packaging: 600ml/set (Order no. 08500205)
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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