... ,Transparent,Red,Yellow,Blue,Green, PP Hollow SheetIntroduction:PP corrugated sheet are light, high strength, anticorrosive, waterproof and moisture proof, ... ≥52≥52Surface Compressive StrengthN/cm2≥800≥1000≥1500≥2500≥3000≥3500≥4000≥4500≥5000Perpendicular Compressive StrengthN/cm2≥95≥150≥ ... 350≥500≥600≥700≥750≥800≥1000Tearing StrengthN/mm≥50≥60≥80≥100≥ ...