GB/T 25139-2025 Active National standards

GB/T 25139-2025 Ceramic foam filter for foundry

Publish Date: 2025-03-28 Implement Date: 2025-10-01 For services related to genuine standard inquiry, procurement, translation, and other related services in China, please Contact Us

Basic Information

Standard Code: GB/T 25139-2025

Standard Type: National standards

Standard Status: Active

is_force_gb: no

CCS Name: Casting

ICS Name: Ceramic products

Publish Date: 2025-03-28

Implement Date: 2025-10-01

Pages: 16 pages

Scope

This document specifies the classification and grades, technical requirements, test methods, inspection rules, and markings, as well as the packaging, transportation, and storage of foam ceramic filters for casting applications.
This document applies to foam ceramic filters for casting applications, which are made from high-temperature sintered refractory raw materials such as zirconia, silicon carbide, alumina, mullite, carbon, and magnesium oxide composites.