5-12 mm. We have full devout in manufacturing and supplying the best quality Heat Exchanger with Recirculating Gas/ Material Cooling Exchanger with Recirculating Gas (Gas to Water). Widely demanded for its assured shorter cycles of material cooling, our offered heat exchanger works best in separation of exhaust gas and condensed water.
Apollo offers extensive range of lube oil coolers from off the shelf to custom engineered heat exchanger in aluminium construction. Our modern plate fin design & provision for fluxless vacuum brazing to aluminium heat exchanger provide solid structure and rigid construction to lube oil cooler, which allow it to perform efficiently for longer period of time then the conventional brass tube type lube oil cooler.
Marine Heat Exchangers Marine Coolers Sterling TTOur fin technologies used within our heat exchangers provide a range of choices to ensure you benefit from the best solution for your particular challenges. Our range of fin for extended-surface heat exchangers includes:Elfin, HEI-fin. L-fin and LL-fin. T-fin.
MICROCHANNEL HEAT EXCHANGERS. Credited with several state-of-the-art innovations in heat transfer technology, our microchannel water coils characterized by unprecedented performance and heat transfer efficiency, reduced size and weight, and make it possible to engineer the most advanced cooling solutions.
Engine Cooling - API Heat TransferSolutions that keep engines cool. Designing cooling packages and components to meet unique specifications and keep engines thermally effective is one of our specialties. By fully understanding the needs of each customer, API Heat Transfer is able to offer a broad spectrum of components and complete engine systems designed to fit the needs of engine 
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