трубы insulaiton

Characters of “green city” pipe insulation1. Low conductivity factor2. Closed pore foaming, good pliability3. Extremely low water/ damp pernatration rate4. Anti-aging and fire blocking5. Shock reisitance, sound absorbing, pressure relief5. Acid and alkali resisting, environment-friendly6. Beautifual apperance, easy and quick installationApplication of “green city” pipe insulation1.heat resistance of shell of big tank and piping2.automible3.air-condition4.electronic appliance5.sports and medical equipment6..machinery parts7.sound absorbing decorations in air ducts and entertainment places8.other industy and commercial fields Techenical performance of “green city” pipe insulation ItemInspection methodSpecificationTemperatureAverage temperature Conductivity factorGB/T 10294-88-20 0 +37 'C 0.032 0.034 0.040 W/mKFactor coefficientBS EN ISO9346:1996 BS 4370 Part2 1973 DIN 52615u≥4500 4.0×10-14kg/(m·S·Pa) 0.14ugm/NhWater absorption ratio in vacuumGB/T 17794-1999≤10Flammability Oxygen index Vertically burning SDRGB8624-1997 GB/T 2406 GB/T 8333 GB/T 8627Flame retardant Class B1 ≥32 ≤30s ≤250mm ≤75DensityGB/T 6343-9540 80Kg/m3Crack resistanceGB/T 10808-89≥2.5N/cmCompression resilience ratioGB/T 6669-86≥70%Dimension stabilityGB 8811-88≤10.0%Aging resistanceGB/T 56259-1996Slightly crumpling, no cracks, no pin holes, not deforming. Specification for engineering constructions Method of inspectionNational standard(GB8624-1997)Enterprise Execution standardmeasuring indexcombustion performancemeasuring indexcombustion performanceGB/T2406Sa)Oxygen Index≥32a)Oxygen Index≥32.5GB/T8333b)average burning time≤30s, average burning height≤250mmIncombustible B1b)average burning time≤30s, average burning height≤150mmIncombustible B1GB/T8627c)smoke density rate(SDR)≤75c)smoke density rate(SDR)≤73GB/T2406a)Oxygen Index≥26a)Oxygen Index≥28GB/T8332b)average burning time≤90s, average burning height≤50mmIncombustible B2b)average burning time≤90s, average burning height≤45mmIncombustible B2 More information about “green city” pipe insulation, kindly please visit our website: www.shenhzou.cc