... as optical communitcation medium, the tight buffer fiber wrapped with a layer of aramid yarn as strenght member ... electromagnetic influence 7. Scientific design with serious processing art. Application:1. Multi optical fiber jumper, patch cord, pigtail ... wall, interlayer, pipe, trough, ductMulti-fiber Tight Buffer Fiber Optic Cable characteristics :Fiber countCable Diameter (mm)Cable Weight (kg/ ...