Composite Calcium Silicate Perforated Board
Overview
Calcium Silicate Perforated Board is a composite building material that combines calcium silicate with reinforcing fibers and fillers. The perforated design enhances its acoustic properties while maintaining structural integrity. It has become a preferred choice for architects and contractors in commercial construction due to its multifunctional performance. Unlike traditional gypsum or mineral fiber boards, this material offers superior fire resistance (often Class A rating) and moisture stability. Its inorganic composition prevents mold growth, making it suitable for high-humidity environments like swimming pools or industrial facilities.
Product Features
The board's perforation pattern (typically round or slot-shaped holes) creates excellent sound absorption, with Noise Reduction Coefficients (NRC) ranging from 0.6 to 0.9. The calcium silicate base provides non-combustible properties, often achieving 1-4 hour fire ratings depending on thickness. Additional features include dimensional stability (minimal expansion/contraction), impact resistance, and easy machinability. Some premium versions incorporate hydrophobic treatments for enhanced moisture resistance. The material accepts most paint finishes, allowing for aesthetic customization.
Main Uses
Primary applications include suspended ceiling systems in office buildings, theaters, and airports where acoustic control is crucial. The boards are equally effective as wall cladding in auditoriums, recording studios, and industrial plants requiring noise reduction. In specialized environments, they serve as fire-rated enclosures for HVAC systems or electrical rooms. The material's cleanability makes it suitable for healthcare and food processing facilities. Recent innovations include integrated LED lighting solutions using the perforations for light diffusion.
Culture and Development
The product evolved from Japan's stringent building safety standards in the 1980s, where earthquake resistance and fire safety were paramount. Chinese manufacturers later refined the formulation to balance cost and performance, making it globally competitive. Modern versions incorporate recycled content (up to 30% in some formulations) to meet green building standards. The design community values its ability to combine technical performance with minimalist aesthetics, often specifying custom perforation patterns for visual effect.
B2B Procurement Guide
Industrial buyers should verify certifications including ISO 9001, CE marking, and local fire safety approvals. Standard panel sizes range from 595x595mm to 1200x2400mm, with thicknesses of 12-20mm being most common. For large projects, request samples to test acoustic performance and paint adhesion. Lead times vary from 2-6 weeks depending on custom requirements. Some manufacturers offer value-added services like pre-cutting or edge treatment. Consider total lifecycle costs - while initial prices are higher than mineral wool, the durability often justifies the investment.
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