One-part, high-strength neutral-cure, medium-modulus silicone that cures on exposure to atmospheric moisture. Excellent adhesion to glass, metal, ceramics, wood, PVC and aluminium composite panels; non-staining, non-corrosive, low-odour, with superior resistance to extreme temperatures, water and weathering.
- Neutral cure – virtually non-corrosive and low-odour compared with acetoxy sealants
- Weatherproofing – excellent waterproofing and UV resistance for long-term durability
- ±50% joint movement capability (ASTM C719)
- High elasticity – >500% elongation and strong recovery under thermal changes
- Non-staining – resists dirt pick-up and surface streaking
- Easy to gun – paste consistency, tack-free in under 30 minutes
Colours: White, Charcoal Grey, Black (custom colours on request)
Pricing: on enquiry · trade and project pricing available
Applications
Sealing and weatherproofing joints in façade, curtain-wall and window systems; bonding and sealing joints between glass, metal, ceramics, wood, PVC and aluminium composite panels in new construction and renovation.
Technical data
| Cure type | One-part, neutral cure |
|---|---|
| Modulus | Medium |
| Movement capability | ±50% (ASTM C719) |
| Elongation | >500% |
| Tack-free time | <30 minutes |
| Adhesion | Glass, metal, ceramics, wood, PVC, aluminium composite panels |
| Storage | 15–27 °C; avoid >50 °C and moisture |
| Shelf life | 12 months, unopened |
Frequently asked questions
What is HT S50 used for?
Sealing and weatherproofing joints between glass, metal, ceramics, wood, PVC and aluminium composite panels, in façade, curtain-wall and window work.
How much joint movement can HT S50 take?
±50% (ASTM C719), with over 500% elongation and strong recovery under thermal movement.
How fast does it cure?
Tack-free in under 30 minutes; it cures on exposure to atmospheric moisture.
What colours and sizes are available?
300 ml cartridges, 25 per carton, in White, Charcoal Grey and Black; custom colours on request.
HT sealants are distributed by Two Nine Six O Trading — full range and technical support at t2960.com.sg. Handy Hardware & Trading supplies HT sealants to trade and retail customers in Singapore; price and stock confirmed on enquiry.