China 998 Neutral Silicone Weather Resistant Adhesive - Reliable Supplier & Factory for Building Materials

Introducing our premium silicone glass adhesive, a top choice among China suppliers and manufacturers. This single-component, neutral silicone adhesive is designed for easy application and cures at room temperature, making it an excellent option for various building materials. Its non-corrosive formula ensures compatibility with most surfaces, providing reliable adhesion without damaging your materials, With impressive adhesive properties suitable for a wide range of construction applications, this versatile silicone adhesive is a must-have for any project. Enjoy a shelf life of up to 12 months, ensuring you have plenty of time to utilize this high-quality product, Available packaging options include 300ml tubes in boxes of 24 pieces and 590ml soft packs in boxes of 20 pieces. Choose our silicone glass adhesive for your next project and benefit from the expertise of reliable factory suppliers in China

Product Description

Product Characteristics

Easy to Use: The formula is designed for immediate application and can be squeezed out for use at any time.
Neutral Curing: Suitable for most building materials without producing adverse reactions or corrosive effects.
Excellent Adhesion: Generally does not require a primer; forms strong adhesion with most common building materials after curing.

Basic Use & Applications

🏗️ Suitable for the construction of sunrooms, daylighting roofs, stone materials, aluminum veneer, aluminum-plastic panel curtain walls, and large-scale door and window projects.

Usage Restrictions

⚠️ Not suitable for materials that exude oil, plasticizers, or other liquid organic substances.
⚠️ Surface temperature of the material should not exceed 50°C during application.
⚠️ The adhesive must not be completely isolated from air before it has solidified.
⚠️ Not recommended for areas submerged in water or consistently damp environments.

Color Options

998 Neutral Silicone Sealant is available in standard colors: Clear, White, and Black. Custom colors can be provided to meet specific project requirements.

Neutral silicone sealant color options

Storage and Shelf Life

📦 Should be stored in original packaging in a dry and ventilated environment at temperatures of 27°C or lower. The storage period is 12 months from the date of manufacture.

Technical Performance

🌡️ Temperature Resistance: Maintains excellent viscosity between -25°C to 50°C during application. Once cured, it remains elastic from -50°C to 150°C.

🛡️ Weather Resistance: Highly resistant to UV sunlight, rainwater, ice, snow, ozone, and extreme temperature fluctuations. It maintains waterproof and sealing integrity over many years.

🔗 Compatibility: Compatible with reflective glass, laminated glass, silicone insulated glass, acrylic acid, and polyethylene.

Typical Application Scope

🚪
Window & Door Installation

Sealing and bonding between frames and walls.

📢
Advertising & Signage

Repairing exhibition boards and making architectural models.

🔇
Sound Insulation

Filling gaps in broadcasting studios and soundproof rooms.

🏡
Gardening & Landscaping

Lightweight bonding for landscaping and floral arrangements.

🛠️
Daily Maintenance

Repairing wall tiles, floor gaps, and general household holes.

💧
Waterproofing

Sealing leaks in non-pressurized drainage and sewers.


Frequently Asked Questions

❓ Does this neutral silicone sealant require a primer?
No, a primer is generally not required. It is designed to form strong and reliable adhesion with most building materials directly.
❓ What are the available colors for the 998 sealant?
The standard colors are Clear, White, and Black. However, custom colors can be manufactured based on specific client needs.
❓ How should the sealant be stored for maximum shelf life?
It should be kept in its original packaging in a dry, ventilated area at temperatures below 27°C. Under these conditions, it lasts for 12 months.
❓ Can it be used in areas that are constantly underwater?
No, it is not recommended for environments that are submerged in water for long periods or remain damp year-round.
❓ What is the cured temperature range?
Once fully cured, the sealant maintains its elasticity and performance in temperatures ranging from -50°C to 150°C.
❓ Are there any materials it cannot bond with?
It is not suitable for materials that bleed oils, plasticizers, or solvents, as these will interfere with the bonding and curing process.

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