Lapping (visible lap marks)

 

Non-uniform appearance of the coating surface, such as roller or brush strokes.

Non-uniform appearance of the coating surface, such as roller or brush strokes.

Causes

  1. Application of a coating while exceeding the open time limit.
  2. Inappropriate tools.
  3. Coating applied at overly high temperatures.
  4. Large crossing surfaces.

Solutions

  1. Comply with the open time limit of the product.
  2. Use the appropriate tool.
  3. Check the room temperature. The product should not be exposed to overly high temperatures.
  4. Use a fresh paint masking tape to divide the surface in small sections, and then apply the coating on one section at a time.