Colorful substrate treatment specification table
Standard table for base adjustment types 1-3
Surface Preparation Standards: Types 1-3 Grinding, Blast, Power Tools, Hand Tools There are standards for surface preparation, categorized into Types 1-3 grinding. Type 1 grinding is the highest level, with a rust removal rate of over 99% achieved through blasting (SSPC SP-10, ISO Sa3). Type 2 grinding uses power tools, while Type 3 grinding involves hand tools. Each type of grinding has a specific rust removal rate, and the appropriate standard is selected based on the condition of the surface. ◎ Grit Blast (Blast/Type 1 Grinding in English: Grit blast) One method of surface treatment (grinding). Grinding is categorized from Type 1 to Type 4, and blasting serves as the surface preparation for the highest grade, Type 1 grinding. ◎ Sand Blast (Blast/Type 1 Grinding in English: Sand blast) One method of surface treatment (grinding). Grinding is categorized from Type 1 to Type 4, and blasting serves as the surface preparation for the highest grade, Type 1 grinding. Harada Ironworks Hiroshima Official Link
- Company：原田鉄工
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