3 was not high enough to a degree of cleanliness to accomplish the cleaning required for a new protective coating or lining system. 1 white metal cleaning for removal of all streaks and shadowing.Īlso, commercial blast cleaning, SSPC-SP 6/NACE No. 2 near-white metal blast cleaning was created because some atmospheres which were being exposed to harsh conditions were costing too much to apply SSPC-SP 5/NACE No. When is SSPC-SP 10 Near-White Metal Blast Cleaning Used? The limit of staining permitted for near-white metal blast cleaning is no more than five percent of each unit area of the surface. 2 removes all dust, coating, and mill scale. Near-white metal blast cleaning is to be used to clean unpainted or painted steel surfaces prior to applying a new protective coating or lining systems.
2) is a standard used for near-white metal blast cleaning put forth by the Society for Protective Coatings (SSPC) and NACE International Standard. SSPC-SP 10 near-white metal blast cleaning (NACE No.
SSPC-SP 10 Near-White Metal Blast Cleaning (NACE NO.
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