GB/T 14235.8-1993 "Testing method for viscosity of pattern materials in investment casting"

GB/T 14235.8-1993 "Investment casting mold material, viscosity measurement method", standardizes the viscosity measurement technology of investment casting mold material. The standard covers the measurement principle, equipment, operation steps and data processing, and clarifies the key requirements of mold material sample preparation and temperature control. Through scientific and standardized procedures, it provides a unified method for accurately determining the viscosity of investment casting mold material, which is of great significance to ensure the mass of the mold material and improve the level of investment casting technology.

This summary is not the original standard text and is for reference only. For accurate information, please obtain it through official channels.