Automotive Sand blasting is a method that is extensively used in the automotive industry to clean, prepare, and finish metal surfaces. Using a sand blasting machine, microscopic metallic or abrasive particles are projected at high speed onto a metal surface.

The purpose of sand blasting for casting is to remove any unwanted materials, such as rust, scale, or old paint, from the surface of the mold or casting. This creates a clean and even surface, which is important for achieving the desired finish and for ensuring the proper adhesion of any subsequent

Sand blasting is an effective method for removing mold from various surfaces, including concrete, brick, and stone. When removing mold from a surface using sand blasting, it is important to take appropriate safety measures to protect yourself and others from the hazards of mold exposure.

A popular thermal spray gun method for applying protective coatings to different surfaces, including pump components, is HVOF (High-Velocity Oxygen Fuel) coating.