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Heat-resistant adhesives are specialized bonding agents formulated to maintain strong bonds even at high temperatures. They are crucial for applications like calcium silicate board installation, where materials are exposed to extreme heat. These adhesives ensure structural integrity and reliability in demanding environments, safeguarding against degradation and ensuring lasting performance.
| Component A (FS88A) | |||
|---|---|---|---|
| Characteristics | Method | Units | Value |
| Specific weight at 25±2 ℃ | ASTMD 1475/60 | g/ml | 1.45±0.02 |
| Viscosity at 25±2 ℃ | ASTMD 2393 | mPa ·s | 16000±2000 |
| Color | beige | ||
| Appearance | Liquid paste | ||
| Component B (H05) | |||
|---|---|---|---|
| Characteristics | Method | Units | Value |
| Specific weight at 25±2 ℃ | ASTMD 1475/60 | g/ml | 1.23 |
| Viscosity at 25±2 ℃ | ASTMD 2393 | ASTMD 2393 | 220 |
| Color | Dark Brown | ||
| Appearance | Liquid paste |
| Components A and B Mixed | |||
|---|---|---|---|
| Characteristics | Method | Units | Value |
| Application time at 25±2 ℃ (200 cc A+B) | minutes | 15~16 | |
| Open time at 25±2 ℃ (thickness 1mm) | minutes | 50 approx | |
| Press Time at 25±2 ℃ thickness 1mm) | minutes | 250 approx | |
| Curing temperature | ℃ | 10-100 | |
| Initial Hardening at 25 ℃ | hours | 24 | |
| Time to reach full cure,25 ℃ | days | 7~8 | |
| Coverage | g/sqm | 100-450 | |
| Components A and B,final characteristics after full cure has been reached | |||
|---|---|---|---|
| Color | beige | ||
| Density at 20℃ | ASTM D 792 | g/ml | 1.4 approx |
| Shear strength (aluminum-aluminum) | ASTM D-1002 | MPa | ≥10 |
| Shore Hardness (full cure) | 78D approx | ||
Heat-resistant adhesives are specially formulated bonding agents designed to withstand high temperatures without losing their adhesive properties. Unlike regular adhesives, they remain stable and effective even when exposed to extreme heat.
Heat-resistant adhesives can bond a wide range of materials, including metals, ceramics, glass, and heat-resistant plastics. They are commonly used in applications where traditional adhesives would fail due to heat exposure.
The maximum temperature resistance of heat-resistant adhesives varies depending on the specific formulation and application. Some adhesives can withstand temperatures up to 600°C or more, while others may have lower temperature limits.
Yes, many heat-resistant adhesives are suitable for outdoor applications, as they are designed to withstand not only high temperatures but also environmental factors such as UV exposure, moisture, and humidity.
Some heat-resistant adhesives are specifically formulated to be food-safe and can be used in applications where direct or indirect contact with food is expected. It’s essential to verify the adhesive’s food-safe certification before use in such applications.
Surfaces should be clean, dry, and free of any grease, oil, or contaminants that could affect adhesion. In some cases, roughening or sanding the surfaces may improve bonding strength.
The flexibility or rigidity of a heat-resistant adhesive after curing depends on its specific formulation. Some adhesives remain flexible to accommodate thermal expansion and contraction, while others cure to a rigid bond.
Yes, many heat-resistant adhesives can be painted or stained after curing. However, it’s essential to use paints or stains that are compatible with the adhesive and to allow the adhesive to fully cure before finishing.
Yes, it’s essential to follow safety guidelines provided by the adhesive manufacturer, including wearing appropriate protective equipment such as gloves and goggles, working in a well-ventilated area, and avoiding prolonged skin contact or inhalation of fumes.
Once heat-resistant adhesives have cured, they are generally difficult to remove or reposition without damaging the bonded surfaces. It’s crucial to plan and execute the bonding process carefully to ensure proper alignment and placement before the adhesive sets.