... solution and ageing heating treatment. 1. The furnace line has two furnaces, one for solution, one ... or Natural Gas, or LPG.4. The Line can be made as with baskets or without baskets ... the back is more saveing energy.5. The line has solution furnace, quenching device, ageing furnace, and ... control, according to requirement, can set computer control.This furnace line is used for Aluminum wheels or other ...