T/CFA 0202031.1-2021 General technical specification for silica sand used in casting, Part 1: General rules
T/CFA 0202031.1-2021 General technical specification for silica sand used in casting, Part 1: General rules
Basic Information
Scope
Scope: This document specifies the terms and definitions, classification and grades, technical requirements, test methods (inspection methods), inspection rules, and packaging, marking, transportation, and storage of general technical specifications for silica sand used in casting. This document applies to silica sand used in the sand mold (core) process in casting production, including washed silica sand, scrubbed silica sand, flotation silica sand, roasted silica sand, artificially crushed silica sand, and standard silica sand for inspection. Recycled sand or sand that has undergone other deep processing and purification can also be used as reference. Main technical content: This document specifies the terms and definitions, classification and grades, technical requirements, test methods (inspection methods), inspection rules, and packaging, marking, transportation, and storage of general technical specifications for silica sand used in casting. This document applies to silica sand used in the sand mold (core) process in casting production, including washed silica sand, scrubbed silica sand, flotation silica sand, roasted silica sand, artificially crushed silica sand, and standard silica sand for inspection. Recycled sand or sand that has undergone other deep processing and purification can also be used as reference.