T/CFA 0202014-2021 Active Group standards

T/CFA 0202014-2021 Blasting binder for hot-fixing phenolic resin used in casting sand mold (core) process

Publish Date: 2021-09-13 Implement Date: 2021-12-13 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/CFA 0202014-2021

Standard Type: Group standards

Standard Status: Active

is_force_gb: no

CCS Name: Chemical industry

ICS Name: Lipids

Publish Date: 2021-09-13

Implement Date: 2021-12-13

Scope

Scope: This document specifies the terms and definitions, product specifications, test methods, and inspection rules for curing agents used in the injection molding of casting sand molds (cores) with thermosetting phenolic resins, as well as requirements for packaging, marking, transportation, storage, and safe operation. This document applies to strong acidic aqueous solutions made primarily from sulfuric acid and phosphoric acid, which can cross-link and harden thermosetting phenolic resins used in the injection molding of casting sand molds (cores) under heating conditions (120°C to 250°C) (referred to as curing agents). Main technical content: This document specifies the terms and definitions, product specifications, test methods, and inspection rules for curing agents used in the injection molding of casting sand molds (cores) with thermosetting phenolic resins, as well as requirements for packaging, marking, transportation, storage, and safe operation.