Global Aluminum Heat Exchanger Market By Type (Shell & Tube Heat Exchanger , Plate Heat Exchanger , Fin type Heat Exchanger , and Air Cooled Heat Exchanger), By Application (Petrochemical , Electric power & metallurgy , Shipbuilding Industry , Mechanical Industry , Central Heating , Food Industry , and Other), By Region, and Key Companies - Industry Segment Outlook, Market Assessment, Competition Scenario, Trends and Forecast 2020-2029