SM-15 is black magnetic particle and high sensitive and precise normal magnetic particle that tests with White Light. It is oil base type with low toxicity, high boiling point and no corrosion. Also it is very economic and effective product. This product, SM-15, can be applied on inner defective area of surface or closed to the surface and it is also suitable for testing the defective area when being processed or finished product.
SM-15 is the mixture of special black magnetic particle and oil base. |
SM-15 is the testing material that can examine the minute crack and crevice. It is applied for testing the defective area such as seams, shrink cracks, tears, laps, flakes, welding defect, grinding cracks, quenching cracks and fatigue cracks. |