High Quality Green Gypsum Board Eco-Friendly And Water-Resistant Plaster Board For Drywall Sheet And Ceilings
Product Description:
Water-resistant gypsum board, also known as moisture-resistant gypsum board or green board, is a type of gypsum board specially designed to withstand exposure to moisture and humidity. It is commonly used in areas where moisture is a concern, such as bathrooms, kitchens, basements, and other damp environments.
Features:
- Enhanced moisture resistance: Water-resistant gypsum board is manufactured using special additives and a moisture-resistant core, which significantly improves its resistance to water and moisture. It has a higher water-resistant capability compared to standard gypsum board.
- Mold and mildew resistance: Due to its enhanced moisture resistance, water-resistant gypsum board helps prevent the growth of mold, mildew, and other fungi. This characteristic is particularly important in areas prone to high humidity, where the risk of moisture-related issues is greater.
- Durable and long-lasting: Water-resistant gypsum board is designed to maintain its structural integrity and physical properties even in humid conditions. It resists warping, sagging, and deterioration caused by moisture exposure, ensuring a longer lifespan for the installed board.
- Easy installation: Similar to standard gypsum board, water-resistant gypsum board is relatively lightweight and easy to install. It can be cut, scored, and shaped using standard tools, allowing for flexibility during the installation process.
Applications of water-resistant gypsum board:
- Bathrooms and kitchens: Water-resistant gypsum board is commonly used for walls and ceilings in bathrooms and kitchens, where it provides protection against moisture from showers, sinks, and cooking activities.
- Basements: Basements are prone to moisture issues due to their below-ground location. Water-resistant gypsum board helps to create a moisture-resistant barrier, reducing the risk of water damage and mold growth.
- Utility rooms and laundry areas: These areas often experience increased humidity due to washing machines, dryers, and other appliances. Water-resistant gypsum board provides added protection against moisture-related issues in these spaces.
- Commercial applications: Water-resistant gypsum board is also widely used in commercial buildings, such as hotels, restaurants, hospitals, and gyms, where high humidity areas like bathrooms, kitchens, and swimming pool areas require additional moisture resistance.
It's important to note that while water-resistant gypsum board provides an extra layer of protection against moisture, it is not designed to be completely waterproof. Proper installation techniques, including the use of appropriate joint compounds, sealants, and waterproofing measures, are still necessary to ensure optimal performance and to maintain the integrity of the surrounding structure.
Technical Parameters:
| | Standard Value | Test Value |
| Density (kg/m²) | — | Thickness | Regular | Fire Resistant | Water Resistant |
| ≯ 9.5kg/m² | 9.5mm | 7.5 | 7.5 | 7.5 |
| ≯ 12.0kg/m² | 12mm | 9.5 | 9.5 | 11.5 |
| Flexural Strength(N) | Parallel | ≮ 360 | 9.5mm | 560 |
| ≮ 500 | 12mm | 700 |
| Cross | ≮ 140 | 9.5mm | 180 |
| ≮ 160 | 12mm | 240 |
| Surface Paper Sticking theCore Material | Unexposed | Unexposed |
| Stability with Fire (Min) | Fire Resistant | ≮ 20 | / | / | ＞20 | / |
| Water Absorption (%) | Water Resistant | ≮ 10 | 9.5mm | / | / | 6.8 |
| 12mm | / | / | 4.2 |
| Radioactivity | Internal | IRa≤1.0 | ＜1.0 |
| External | Ir≤1.3 | ＜1.0 |
| Note | Executive Standard : GB/T 9775-2008 |
