UV / Heat Resistant Ties Nylon Plastic Black Natural Cable Ties are developed using a special additive that imparts resistant to the Ultraviolet (UV) radiation which prolongs the life of cable ties. Buy UV and Heat Stabilised Black Cable Ties in UK that are a great way to secure any wires that are open to direct heat or UV rays and can withstand any temperature between -40C to 120C. Kafton UK offers top quality UV / Heat Resistant Cable Ties.