Ucil Synchem Pvt. Ltd. Manufactures Cast Resin Branch Joints. Ucil Synchem Pvt. Ltd. Is ISO-9001 certified company. The Cast Resin Branch Joints are used for 600/1100 V and for low voltage. There are Cast Resin Branch Joints of 600/1100 V are available for jointing of main cable to Branch cables. The Cast Resin Branch Joints are available for all ranges of cables up to 300 sq mm.