T/ZZB 3533-2023 Active Group standards

T/ZZB 3533-2023 Low-ammonia encapsulated sand for casting

Publish Date: 2023-12-01 Implement Date: 2023-12-10 For services related to genuine standard inquiry, procurement, translation, and other related services in China, please Contact Us

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Basic Information

Standard Code: T/ZZB 3533-2023

Standard Type: Group standards

Standard Status: Active

is_force_gb: no

CCS Name: Casting

ICS Name: Mineral materials and products

Publish Date: 2023-12-01

Implement Date: 2023-12-10

Scope

Main technical content: This document specifies the terms and definitions, basic requirements, technical requirements, test methods, inspection rules, marking, packaging, transportation and storage, and quality commitments of low-ammonia coated sand for casting. This document is applicable to molding and core coated sand (hereinafter referred to as low-ammonia coated sand) produced with phenolic resin as the main raw material from post-casting waste coated sand and shell molds (cores).