1.0. Rock wool tube

(1) density:100-180kg/m3

(2) Inner Diameterφ22mm-1220mm

(3) Thickness30mm-200mm

2.0 Performance

2.1. Good performance of thermal insulation, mechanical, fire prevention

2.2. High acidity has better chemical stability and fiber durability.

2.3. Low cost and high temperature resistance.

2.4. Good characteristics of sound absorption

3.0 technical index:

Item	Specification
Average diameter of fiber(μm)	≤7
Slag ball0.25mm %	≤12
Organism  %	≤3
Factor of heat conduction  W/m.k	≤0.044
Water  %	≤0.5
Water absorption coefficient %	≤5
Hydrophobic coefficient   %	≥98
Maximum service temperature	≤650
Inflammable property	Inflammable