Guyson Defines the Standard In Meeting Surface Roughness Specifications.
Guyson Develops Precision Specimen. Guyson Corporation is a world leader in industrial blasting equipment, introduces a surface roughness specimen, based on a third party certified “Master Specimen” of non-periodic Ra standard. These coupons are produced using a one pass blasting method and are quantified as per ASTM D7127. The importance of meeting engineering specifications for […]