Technician A says abrasive discs are available in either an open or closed coat configuration with the closed coat having a tightly packed layer of abrasive on the surface. Technician B says that paint manufacturers have different film thickness limits. Who is correct?
A) A only
B) B only
C) Both A and B
D) Neither A nor B

Question

Quizplus · Accepted Answer

Both statements are correct. Abrasive discs do indeed come in open or closed coat configurations, with closed coats having a more densely packed abrasive surface. Additionally, paint manufacturers do set different film thickness limits for their products.

Technician a Says Abrasive Discs Are Available in Either an Open