... , Unslit, Length 1.83, Temp. Range -50 to 110 C, Color Black, ID. 6 to 89mm, thickness 6 to 30m Closed ... , Unslit, Length 1.83, Temp. Range -50 to 110 C, Color Black, ID. 6 to 89mm, thickness 6 to 30m HengBao ... liquid cooling and heating lines. It is available in I.D. 6 to 89mm, thickness 6 to 30mm. Raw materials: NBR ... against distruption and rupture. Closed Cell Rubber Pipe lnsulation black color