Air duct, air tube, PU tube, air pump tube, hose, PE tube performance data 1 Working environment temperature resistance (temperature range): 40℃～80℃ (non-chemical gas space) Operating Temperature –40℃～80℃ For NonChemical GAS Space Fluid temperature range: 15℃～60℃ (not frozen) 2 Diameter tolerance: ±01mm～±015mm Diameter Tolerances ±01mm～±015mm 3 Hardness: 95A Hardness 95A 4 Tensile strength: 400kgfcm2 Tensile Strength 5690 PSI 5 Ultimate elongation: 490590 Elongation at Break 490590 6 Abrasion resistance: 35mg Abrasion 35mg 7Tearing strength: 110kgcm2 Tearing Strengh 1565 PSI Safety Factor 31