**HW-808 - Weathering Sealant for Glass Curtain Wall Engineering**
**Product Overview**
HW-808 is a high-performance sealant designed for glass curtain walls, providing excellent sealing, bonding and weathering performance.
This product combines innovative technology and high-quality materials to meet the stringent requirements of modern buildings for aesthetics, safety and long-term service life.
**Product Features**
1. **High-strength bonding performance**
- Forms strong bonding with glass, aluminum alloy, stainless steel and other substrates to ensure the overall stability of the curtain wall structure.
- Suitable for a variety of curtain wall materials, no primer is required for efficient adhesion.
2. **Excellent weathering resistance**
- **UV resistance**: No yellowing or powdering after long-term exposure to sunlight.
- **High and low temperature resistance**: Stable performance in the range of -40ºC to 120ºC.
- **Long-lasting life**: Strong anti-aging ability, service life can reach more than 30 years.
3. **Excellent elasticity and displacement capacity**
- Can withstand ±25% or even higher displacement, adapt to thermal expansion and contraction and dynamic structural movement.
- Suitable for filling gaps in curtain walls of different widths and design forms.
4. **Waterproof and airtightness**
- Highly effective in blocking rainwater leakage and improving the waterproof performance of the curtain wall system.
- Excellent airtightness, reducing indoor and outdoor air exchange, and improving building energy saving.
5. **Flame retardant performance**
- Meets international fire protection code requirements, with flame retardant grade options, helping to improve building fire safety.
6. **Transparency (optional model)**
- Transparent sealant has long-term optical stability, does not turn white or foggy, and maintains the original beauty of the glass.
7. **Anti-mildew and anti-bacterial**
- Adds high-efficiency anti-mildew factors, suitable for rainy and humid areas, to ensure that the sealant surface is permanently clean.
8. **Environmentally friendly and low volatility**
- Low VOC formula, in line with green building material standards.
- Non-toxic and odorless, safe for construction and use, protecting the health of users.
9. **Chemical corrosion resistance**
- Resistant to acid rain, salt spray and industrial pollutants, suitable for various complex environmental conditions.
10. **Easy construction**
- Good extrusion, suitable for various construction equipment, suitable for efficient on-site operation.
- Moderate curing speed, easy for construction personnel to locate and adjust.
11. **Diverse color options**
- Available in black, white, gray and transparent colors, special colors can also be customized according to customer needs.
**Application range**
[Product name] Applicable to:
- Sealing and caulking of glass curtain walls of high-rise and super high-rise buildings
- Waterproof and airtight treatment of curtain wall systems
- Optically stable sealing of transparent glass curtain walls
- Bonding between various metal and glass materials
**Packing specifications**
- 300ml ink cartridge
- 600ml sausage packaging
- 20L barrel (customizable according to needs)
**Storage and shelf life**
- **Storage conditions**: Place in a dry and ventilated environment, avoid direct sunlight, and the temperature is ≤25ºC.
- **Shelf life**: 12 months from the date of production.
**Technical certification**
- Meets international building material standards and has passed multiple environmental protection and safety certifications.
**Contact us**
If you are interested in the product or have any questions, please feel free to contact our sales team for more technical support and customized services.
We use raw materials supplied by the world's leading chemical giants,
Chemical material inventory of thousands of tons or more.Have more production capacity than peers.
The adhesive manufacturing process is completely enclosed to prevent external temperatures and various uncontrollable factors from affecting the product quality.
FINISHED PRODUCT STORAGE WAREHOUSE
APPLICATION
Apply to clean, dry and grease-free surfaces. Cut the nozzle at 45°angle to the desired shape and size. For better appearance, cover outside of joint areas with masking tape before application.
Tool immediately after sealant application and remove masking tape before sealant skins.
Caution
Uncured silicone can irritate eyes and skin. If contact is made with eyes, flush with water for 15 minutes and seek medical advice. Use in well ventilated area and keep out of reach for children.
LIMITATIONS
1.Unsuitable for curtain wall structural applicatio
2.Do not use for below ground.
3.Do not use when substrate temperature is above 50ºC or surfaces that are wet, oily, greasy, dusty or dirty.
4.The surfaces coated with paint are unsuitable for sealant.
5.Do not clean or treat the sealant with materials, solvents or cleaning agents that may affect or discolor the sealant, particularly during sealant cure.
Scope of application and application scenarios
STAFF CONSTRUCTION SCENE
PROJECT CASE
HEALTH AND ENVIRONMENTAL INFORMATION
To support Customers in their product safety needs, HONGWAH has an extensive Product Stewardship organization and a team of Product Safety and Regulatory Compliance (PS&RC) specialists available in each area.
EXHIBITIONS
CARGO TRANSPORTATION
FAQ
1. Are you a manufacturer?
Yes. We are a manufacturer of silicone sealant with standardized modern production facilities in Guangdong Province, China. A top 5 high-tech company in the industry.
HONGWAH has a 395,000 square foot silicone sealant factory in Jiangmen, Guangdong, China with 16 years of experience in this manufacturing area.
With a total investment of 800 million RMB, we have provided very high quality services to customers from 50 countries.
Our commitment to product quality and professional production team's honest and uncomplicated manufacturing style ensure our customers' trust in our products' consistent performance and superior performance.
2.How soon can I get an updated quote?
We can provide a quote within no more than 24 hours, provided we know all the details of the requirements.
3. Do you accept private label OEM production?
Yes. We can do OEM for our customers.
4. Can I get a sample before I order?
Of course you can. Generally, we provide 1-5 pieces of free samples. The courier fee is borne by the customer. Thank you for your understanding.
5. How long will it take you to complete my order?
It depends on the quantity of your order. Generally, we only need 5 days to produce 20,000 pieces with a capacity of 1,600 tons a month, after receiving your payment.
6. How do you ensure quality?
We have a strict quality inspection system, from raw materials to finished products, the materials must be checked and signed by QC colleagues.
7.Can I visit your factory?
Welcome. Please let me know your travel plans and we will pick you up and book your hotel.
8.How to find the right sealant?
Please tell me the purpose of your application, the base material, the application method and all your requirements.
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