GB/T 1770-1979
Method of test for sanding property of coatings of primers and putties (English Version)

Standard No.

GB/T 1770-1979

Language

Chinese, Available in English version

Release Date

1979

Published By

General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China

Status

Be replaced 2008-10

Replace By

GB/T 1770-2008

Latest

GB/T 1770-2008

Scope

This standard applies to the determination of the sandability of primers and putty films. Use a grindability tester. After a certain number of times of grinding, it is evaluated by the surface phenomenon of the coating film.

GB/T 1770-1979 history

• 2008 GB/T 1770-2008 Rubbing test of coatings and putty films
• 1979 GB/T 1770-1979 Method of test for sanding property of coatings of primers and putties