我和表妺洗澡好紧作爱视频,我和亲妺在客厅作爱视频网站,护士表妺好紧竟然流水视频

  • <th id="r0iq2"></th>

        Hotline:159 9166 8098 Hotline:158 2935 8666Hotline:158 2909 1111

        Product list

        If you have any questions, please call

        029-83808388 83808383 

        銷售熱線:158 2909 1111

        Gun type silicon carbide rod

        Gun type silicon carbide rod
        Dimensioning method for laymen: d/e/m/E/F
        d Nominal outer diameter mm e Heating part length mm L Full length of rod mm m End length mm E Center distance length mm F Tip length mm  
        Product Image
        Gun-type silicon carbide rods·Industry and attention

        The gun-type silicon carbide rod is a special silicon carbide rod specially designed for the heating of the glass feed bowl. Its characteristics are: large heat generation, uniform heat radiation, good mechanical properties, safe use and simple operation. Daye Silicon Carbon

        我和表妺洗澡好紧作爱视频,我和亲妺在客厅作爱视频网站,护士表妺好紧竟然流水视频