Calcium Silicate pipe CS220 Features and Benefits High Efficiency High Insulating Effect Asbestos Free Superior Strength Non-Corrosive Light Weight Technical Data TermUnitASTM C533JIS A9510Zhejiang ASKDensityKg/m3≤240≤220≤220Maximum Service TemperatureoC650650/1000650/1000Thermal Conductivity(93oC)W/m.k≤0.065≤0.065≤0.060Compressive StrengthMpa≥0.688≥0.45≥0.688Flexural StrengthMpa≥0.344≥0.30≥0.35Linear Shrinkage%≤2.0≤2.0≤2.0Mass Loss By Turning First 10 minutes%≤20≤20Mass Loss By Turning Second 10 minutes%≤40≤40Surface Burning CharacteristicsFlame Spread Index00Smoke Density00Chlorine ContentASTM C795 ASTM C795