Heat exchanger

Looking to by Steam boiler and heat exchanger.
Heat plate exchanger
Required specifications:
Consists of a cooling plate Model S41 German- brand made ...,dimensions: 110 cm x 50 cm, thickness 6 Doziym.
Capacity: 40000 kcal
Water temperature: 70/90 degrees Celsius.
Stainless steel slabs thickness 25 mm 2, one fixed and rather animated.
Collecting lists of plates.
...plates
Mechanism cleaning.
Exchanger body: Chrome SS316.
In-Out holes
Test pressure– Section steam 10 bar