... vertical request soft and horizontal requires a certain rigidity in order to meet the requirements of the angle bend. ... : 1.5-4.5 (mm).Belt core: Nylon,EP,cotton or steel cord.The width is the same as ... bolt to prevent leakage of material. 4,USEDWidely used in coal,minging,harbour,metallurgy,power,chemical,etc field for ... : 1.5-4.5 (mm).Belt core: Nylon,EP,cotton or steel cord.The width is the same as ...