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        2. Welcome to Hengshui Zehao Chemicals Co., Ltd.
          Advisory hotline +86 318-8015158

          Contact us

          Mobile: +86 18330856252
          Sales: +86 318-7922977
          Sales: +86 318-8015159
          Sales: +86 318-8015160
          Finance: +86 318-8015158
          Fax: +86 318-2811996
          Address: Rubber industry district, Hengshui City, Hebei Province, China

          Product Center Location: Product Center >Petroleum asphalt

          Petroleum asphalt



          Items Standard
          AH-70 AH-90
          Penetration(25℃,100G,5s),1/10mm 60-80 80-100
          PI -1.5±1.0 -1.5±1.0
          Softening point ℃ 46min 45min
          Wax content 2.2max 2.2max
          Flashing point 260min 245min
          Dynamic viscosity at 60 ℃ ,Pa.S 180 160
          Ductility(5cm/min 10 ℃ ) 20min 45min
          Ductility(5cm/min 15 ℃ ) 100min 100min
          Solubility % 99.5min 99.5min
          Density(15 ℃ )kg/m as reported as reported
          Density(25 ℃ )kg/m3 as reported as reported
          Quality change % ± 0.8 ±0.8
          Penetration ratio % 61min 57min
          Ductility( 10 ℃ ) 6min 8min

          medium temperature pitch for making pitch felt, construction waterproof course, high-grade pitch paint etc, and it is also for making pitch tar or retarded tar and modified asphalt materials.

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