... conveying of oxygen gases for welding and cutting equipment .6.Tube Matterial:NR &SBR synthetic rubber ,silicone,etc .7.Properties : ... braided or spiraled ,high transparency8.Cover :NR&SBR synthetic rubber,red and blue in colors ect.9.Advantage : Abrasion resistant , ... requestWe are the manufacturer specialize in rubber products such as rubber hoses,rubber o rings,rubber stoppers etc for more than 10 ...