Description:Liners are materials or products that are used to line or cover the inside of something for various purposes such as protection, insulation, decoration, or to prevent leakage.Attributes:• Material: Polyurethane foam• Thermal and vibration resistance• Designed for use in Cabin for sound suppressionApplication:Sound suppression liners are materials or devices that are used to reduce the amount of noise that is transmitted through a particular surface or structure. This liner is widely used in Model 323 D3Gc Cat Excavator