T/YXNX 005-2021 Active Group standards

T/YXNX 005-2021 Abrasion-resistant refractory material: Cordierite

Publish Date: 2021-12-03 Implement Date: 2021-12-10 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/YXNX 005-2021

Standard Type: Group standards

Standard Status: Active

is_force_gb: no

CCS Name: Fire-resistant materials

ICS Name: Mineral materials and products

Publish Date: 2021-12-03

Implement Date: 2021-12-10

Scope

Scope: This document specifies the terms and definitions, grades, technical requirements, test methods, quality evaluation procedures, marking, packaging, transportation, storage, and quality certificates for cordierite raw materials used in refractory materials. This document is applicable to cordierite raw materials used in refractory materials. Main technical content: It specifies the terms and definitions, grades, technical requirements, test methods, quality evaluation procedures, marking, packaging, transportation, storage, and quality certificates for cordierite raw materials used in refractory materials. It is applicable to cordierite raw materials used in refractory materials. Items JQS-GB JQS-DB Chemical Composition / %w (Al2O3) 34.00~36.00 34.00~36.00 w (MgO) 13.00~15.00 13.00~15.00 w (Fe2O3) ≤0.80 - Bulk Density / (g·cm-3) ≥1.65 ≥1.65 Water Absorption / % ≤23 ≤23 Thermal Expansion Coefficient (1200℃) /(10-6/℃) ≤1.9 ≤1.9 Cordierite Phase Content / % ≥90 ≥90 Whiteness / % >85 ≤85 * The marked items are reference indicators.