Coffee Roaster Exhaust Duct

Contact nordfab for assistance with ducting for your coffee roasting application or to learn more about our solution.

Coffee roaster exhaust duct.

Any exhaust ducting will increase the resistance to air movement and decrease overall air flow a little from the roaster. Any bends will also restrict airflow and the total distance of exhaust pipe is also a factor. Inside the venting this type of airflow is called positive pressure because the pressure inside the vent line is greater than the atmospheric pressure outside the line. Hoods and ducting can be used to capture the dust and prevent it from settling back into the drum.

Cyclone to afterburner ducting is included and the whole system will come pre mounted and wired for ease of installation. Clean stream afterburners reduce smoke odor emissions from commercial coffee roaster exhaust. The diameter of the pipe is important but depends on a few factors. Hot air motor connection.

Coffee roasting is generally made up of numerous steps that require dust collection. Adjust the air outlet direction of the chaff collector. When the beans are loaded into loaders and drums dust can bloom. There are really three stages to the coffee bean roasting process where ducting is needed to exhaust and extract particulate from the air.

During this process coffee roasting creates unwanted byproducts from beans and natural gas combustion. Connect cyclone chaff collector with its hot air exhaust motor. The exhaust of coffee roasters is typically pushed through vent lines to termination by fans that are pulling that air from the drum and cooling tray. Nordfab duct should not be used as exhaust ducting from the afterburner.

Shown is a csa 400 cat catalytic oxidizer. The proper weight of each grade of coffee for the blend is charged and the cylinder is rotated. The initial roasting stage. The blended coffee then goes to holding bins or to feed hoppers over the roasters.

Coffee roaster ducting coffee roasters are used to develop a chemical change by heating and preparing coffee beans for consumption. The batch is mixed in a few minutes by helical flanges inside the blender. Flexible ducting is not recommended for coffee roasting systems. Tighten the three screws to fix the hot air fan and the cyclone chaff collector.

Standard nordfab duct is not designed for unexposed areas where double walled duct is required.