Some low energy plastics, especially PTFE and polyolefines etc, can only be bonded after special surface treatment, e.g. fluorination, low-pressure plasma, corona, flame treatment or otherwise.WEICON Easy-Mix System: Resin and hardener are cleanly and accurately automatically mixed and dosed in only one working operation. The adhesive is applied only on one side.Double syringe 24 g (only type RK-7000): Resin and hardener are delivered automatically in the right proportions. They are afterwards applied by mixing both components.