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| Brand Name: | SUNHOUSE |
| Model Number: | 1220x244m-12mm |
| MOQ: | 800 |
| Payment Terms: | L/C,T/T |
Contractors and project owners frequently face challenges with traditional gypsum boards: excessive weight leading to higher labor fatigue and slower installation, poor performance in humid conditions causing swelling, mold growth, and premature failure, and increased logistics costs due to heavier panels. As a specialized moisture resistant gypsum board wholesaler, we address these critical pain points by offering 9.5mm lightweight water resistant plasterboard in the standard 1220×2440mm (4×8 ft) size. With a core weight of only 7.5 kg/m² and advanced moisture protection, this board delivers measurable improvements in installation efficiency, structural loading, and long-term durability for modern interior fit-out projects.
The superior moisture resistance of this board is achieved through precise core modification during manufacturing. Siloxane-based water-repellent agents are uniformly integrated into the gypsum slurry, forming a stable hydrophobic coating on the crystal surfaces that effectively blocks capillary water absorption pathways. This is further enhanced by specially treated moisture-resistant facing and backing paper. The result is a low water absorption rate of 6.8% — significantly better than standard gypsum board (typically >20%) — enabling the panel to maintain excellent dimensional stability and mechanical integrity in environments with relative humidity up to 90%.
| Parameter | Requirement | Test Value (9.5mm) |
|---|---|---|
| Size | 1220 × 2440 mm (4×8 ft) | 1220 × 2440 mm |
| Thickness | 9.5 mm | 9.5 mm |
| Weight | ≤ 9.5 kg/m² | 7.5 kg/m² |
| Flexural Strength (Parallel) | ≥ 360 N | 560 N |
| Flexural Strength (Cross) | ≥ 140 N | 180 N |
| Water Absorption | ≤ 10% | 6.8% |
| Compliance Standards | GB/T 9775-2008, ASTM C1396 | |
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