Article: MANN+HUMMEL to Develop Air Filter Test Rig.

LUDWIGSBURG, Germany -- With the new test rig, MANN+HUMMEL now has one of the most modern testing labs for air filter elements in the world. The feature is its new soot particle generator, which can consistently simulate in the laboratory the actual effect of superfine particles on the filtration behavior of filter media. It offers the advantage that air filter elements can be more specifically designed to meet the vehicle manufacturers' requirements.

Up until now, the test dust used by filter manufacturers to record in the lab the filtration efficiency and dust holding capacity of intake air filter prototypes in accordance with ISO 5011 consisted of quartz ...

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