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In response to the escalating global demand for enhanced acoustic comfort, we present our cutting-edge PVB (Polyvinyl Butyral) film, meticulously engineered for superior sound insulation and acoustic control. As a frontrunner in PVB manufacturing, we've developed this specialized interlayer solution to meet the needs of diverse applications, fostering quieter and more pleasant living and working environments. Our "Silence" series distinguishes itself from conventional PVB interlayers through the integration of proprietary additives and refined processing methodologies, significantly boosting its sound-dampening efficacy. This positions our film as the premier choice for manufacturers aiming to elevate the acoustic performance of their laminated glass products.
PVB Film Technical Data Sheet
| Property | Unit | Specification |
| 1. General Dimensions | ||
| Nominal Thickness | mm | 0.38 / 0.50 / 0.76 / 1.14 / 1.52 |
| Product Width Range | mm | 500 – 2850 |
| Length Tolerance | m | Nominal Label Length (Not less than labeled length) |
| Width Tolerance | mm | 0 – +20 |
| 2. Thickness Uniformity | ||
| Transverse Deviation (Zone A) | m | 15 (Within 25mm to Edge) |
| Transverse Deviation (Zone B) | m | 20 (Within 50mm to Edge) |
| 3. Physical & Mechanical Properties | ||
| Tensile Strength | MPa | 20 |
| Elongation at Break | % | 200 |
| Moisture Content | % | 0.35 – 0.55 |
| Heat Shrinkage Rate | % | 8 |
| (Test Condition: 60°C / 15 min) | ||
| 4. Optical Properties | ||
| Haze | % | 0.6 |
Key Benefits of Our Silence PVB Film
Our specialized PVB film for silence provides a distinct competitive advantage for your laminated glass offerings, delivering tangible improvements and measurable benefits:
- Elevated Sound Transmission Class (STC) Performance: Substantially enhances the STC ratings of laminated glass, demonstrably reducing airborne sound transmission across a broad frequency spectrum, thereby contributing to quieter internal spaces.
- Exceptional Sound Damping Capabilities: The advanced molecular composition and formulation deliver superior viscoelastic damping, effectively absorbing and dispersing sound energy to prevent its passage.
- Broad Frequency Spectrum Efficacy: Performs effectively across low, mid, and high-frequency ranges, adeptly tackling common noise sources such as traffic, industrial operations, and general ambient noise pollution.
- Reinforced Laminated Glass Integrity: While introducing enhanced acoustic properties, it steadfastly preserves the inherent safety features of laminated glass, including impact and shatter resistance, as well as UV protection. It integrates seamlessly into established glass manufacturing workflows.
- Long-Term Durability and Reliability: Engineered for sustained performance, it exhibits robust resistance to degradation from UV radiation, humidity, and temperature variations, ensuring consistent acoustic and safety benefits throughout the installed glass's service life.
- Versatile Customization Options: Available in a range of standard thicknesses, with potential for tailored properties to precisely meet specific project requirements and acoustic objectives.
