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TONSAN STP1921 Modified Silane (STP) Sealant & Adhesive
Primerless, paintable, UV-resistant 1K STP sealant for vehicles, vessels and machinery.
- Tensile strength (MPa): 1.8
- Elongation at break (%): 350
- Temperature range (℃): -50～90
TONSAN STP1921 is a one-component silane-terminated (STP) sealant and adhesive in white, grey or black for elastic sealing and bonding in vehicle, vessel and machinery assembly. It is odourless, solvent-free and non-corrosive, adheres to many substrates without primer, is paintable and resists UV and ageing. FEYANA supplies TONSAN STP1921 and can help you select the right grade for your application.
Key features
- One component; white, grey or black
- Primerless adhesion to many substrates
- Odourless, solvent free, non-corrosive, no mildew
- Paintable; colour stable, UV and ageing resistant, resists yellowing
- High strength
Technical data
| Color | White / Black / Grey |
|---|---|
| Specific gravity (g/cm3) | 1.45 |
| Tack free time (min, 25℃ RH50%) | 20～30 |
| Cure speed (25℃ RH50%) | 3mm/24h |
| Elongation at break (%) | 350 |
| Tensile strength (MPa) | 1.8 |
| Shear strength EN1465 (MPa) | 1.2 |
| Hardness (Shore A) | 40 |
| Temperature range (℃) | -50～90 |
| Certification | ROHS |
Applications
- Elastic sealing in vehicle, vessel and machinery assembly
- Wind turbines: shroud joints, yaw-damper tank, rain deflector, hubcap, pitch bearing, bolt-head encapsulation
- Weld-gap sealing on rail vehicles; bus bonding & sealing; yacht interiors
- Intermittent weld sealing and cab bonding in construction machinery
Packaging: White: 310ml/cartridge (Order no. 192141); 400ml/sausage (Order no. 192144); 600ml/sausage (Order no. 192146); Grey: 310ml/cartridge (Order no. 192161); 400ml/sausage (Order no. 192164); 600ml/sausage (Order no. 192166); Black: 310ml/cartridge (Order no. 192151); 400ml/sausage (Order no. 192154); 600ml/sausage (Order no. 192156)
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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