Rock Wool Pipe Section Thermal insulation pipe section made from rock wool can be used for thermal insulation in small to medium sized pipe. The pipe section has unilateral breaking joint with good insulating property and convenient for installation. Aluminum foil may be attached to the outside of the pipe section upon the request of customer. Poduct properties and Specifications Density tolerance,% +15,-15 Thermal conductivity coefficient,w/m.k less than 0.044 average test temperature 70?.5 Thermal load contraction temperature less than 600 Combustion property Non-combustible(A Class) Organic material content,% less than 5.0 Eccentricity of pipe cover,mm less than 5.0 Product implementation standard GB/T 11835-1998 Packaging, transportation and storage Product is packed in polypropylene plastic bag. During transportation and storage, keep product away from moisture and compressive deformation.