Some characteristics of LECA are : lightness, thermal insulation by low conductivity coefficient ( as low as 0.097 W / mK ), soundproofing by high acoustic resistance, moisture impermeable, incompressible under permanent pressure and gravity loads, non decomposition against severe condition, fire resistant, Ph of nearly 7, freezing and melting resistance, easy movement and transportation, lightweight backfill and finishing, reduction of construction dead load and earthquake lateral load, perfect sweet soil for plants, material for drainage and filtration.
परिभाषा
opposition to the flow of sound through a surface; acoustic resistance is the real component of acoustic impedance and acoustic reactance is the imaginary component पर्याय: acoustic impedance, acoustic reactance,
मोबाइल