Blast cleaning – application basics

Purpose：Remove rust, scale and prepare surface prior to downstream coating

Application：Carried out on most metallic components

Result：Enhances life of coating, cosmetic finish

Process Control：Etching, De-burring & other special processes

Quality/ Measurement：Generally visual to standards or preference

What do you need to know?

Are we blast cleaning or shot peening?

What is the initial condition of the steel component?

What is the final desired outcome?

Has the part ever been shot blasted – if not, did an alternate process work?

Kinetic or Impact Energy  = ½ x mass of abrasive x square of velocity