ASTM D4164

ASTM D4164 is the ASTM standard for the Standard Test Method for Mechanically Tapped Packing Density of Formed Catalyst and Catalyst Carriers. It provides a controlled way to evaluate how these shaped materials pack after mechanical tapping, which can be important for comparing product lots and supporting quality decisions. By focusing on a consistent test method, the standard helps users measure a physical property that may influence handling, loading behavior, and general product consistency.

ASTM D4164 standard overview

The ASTM D4164 standard addresses mechanically tapped packing density for formed catalyst and catalyst carriers. In practical terms, it defines a test method used to determine how much volume a material occupies after tapping under specified conditions. This makes it useful for generating repeatable results on shaped catalyst-related materials. As a technical document, it supports standardized measurement, helping suppliers and users compare materials more reliably and evaluate consistency during testing or production review.

Where is ASTM D4164 used?

This standard is commonly used in settings that work with formed catalyst and catalyst carrier materials, especially where density-related measurements are part of product characterization or acceptance checks. It may be referenced by laboratories, manufacturers, and quality teams involved in testing shaped materials before shipment or use. ASTM D4164 is also relevant in workflows that compare batches, verify material uniformity, or support internal specifications tied to packing behavior and measured bulk response.

Practical importance of ASTM D4164

ASTM D4164 matters because it helps create a consistent basis for evaluating a material property that can vary with particle shape, structure, and preparation. Using a recognized test method can improve comparability across suppliers, reduce ambiguity in procurement, and support quality control decisions. It is also helpful when a buyer or producer needs a reliable way to document performance-related characteristics without relying on informal measurement practices. That consistency can reduce risk in specification review and product evaluation.

• Mechanically tapped packing density measurement
• Formed catalyst and catalyst carrier materials
• Repeatable testing conditions
• Quality control and lot comparison
• Specification and procurement support