Progress Chemical offers liquid and powder vibratory finishing compounds and parts washing compounds, powdered abrasive finishing compounds, rust inhibitors and ultrasonic cleaning compounds. Need Fast, Expert Advice on Mass Finishing, Parts Cleaning or Interim Process Corrosion Protection for Metal Components? Progress Chemical has been supplying the Mass Finishing and Parts Cleaning Industry since 1946. This experience has given us the opportunity to encounter many different mass finishing and part washing applications, and thus gain a tremendous knowledge base of the industry.