기계적강도(내구력) 전처리 장치(Mechanical Strength (Durability) Pre-treatment Device)
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EN149 규정이 요구하는 항목으로 약 20분동안 2,000회 회전을 하며 기계적 강도의 시험 전처리를 진행합니다.
The mechanical strength pre-treatment is conducted by performing 2,000 rotations over a period of approximately 20 minutes, as required by the EN149 regulation.

