ASTM C324-01(2022)e1
(Test Method)Standard Test Method for Free Moisture in Ceramic Whiteware Clays
Standard Test Method for Free Moisture in Ceramic Whiteware Clays
ABSTRACT
This test method covers the determination of free moisture in ceramic whiteware clays. Whiteware clays may be shipped as a bulk shipment in lumps, a bulk shipment of shredded or coarsely ground clay, or in bagged lots of ground or airfloated clay. Directions are given in this test method for obtaining representative samples of the clay shipment to be used in subsequent tests for the properties of the clay in the shipment. Percentage of free moisture shall be calculated to the nearest 0.1%.
SCOPE
1.1 This test method covers the determination of free moisture in ceramic whiteware clays. Whiteware clays may be shipped as a bulk shipment in lumps, a bulk shipment of shredded or coarsely ground clay, or in bagged lots of ground or airfloated clay. Directions are given in this test method for obtaining representative samples of the clay shipment to be used in subsequent tests for the properties of the clay in the shipment.
1.2 This standard does not purport to address all of the safety concerns, if any, associated with its use. It is the responsibility of the user of this standard to establish appropriate safety, health, and environmental practices and determine the applicability of regulatory limitations prior to use.
1.3 This international standard was developed in accordance with internationally recognized principles on standardization established in the Decision on Principles for the Development of International Standards, Guides and Recommendations issued by the World Trade Organization Technical Barriers to Trade (TBT) Committee.
General Information
- Status
- Published
- Publication Date
- 30-Apr-2022
- Technical Committee
- C21 - Ceramic Whitewares and Related Products
- Drafting Committee
- C21.04 - Raw Materials
Relations
- Effective Date
- 01-Dec-2014
- Effective Date
- 01-Jan-2009
- Effective Date
- 01-Oct-2003
- Effective Date
- 01-Jan-1997
Overview
ASTM C324-01(2022)e1 – Standard Test Method for Free Moisture in Ceramic Whiteware Clays specifies a reliable procedure for determining the free moisture content in ceramic whiteware clays. Developed by ASTM International and following globally recognized standardization principles, this method helps manufacturers and laboratories ensure consistent measurement for quality and performance evaluation. The scope covers various forms of whiteware clay shipments, whether delivered in lumps, as shredded or ground clay, or as airfloated clay in bags. The standard also details procedures for obtaining representative samples, essential for accurate and repeatable results.
Key Topics
- Free Moisture Determination: The method outlines how to quantify the percent of free moisture in ceramic whiteware clays, crucial for processing and property testing.
- Sampling Guidance: Provides specific instructions for obtaining and handling representative clay samples to prevent moisture loss prior to analysis, referencing ASTM Practice C322.
- Sample Preparation and Testing: Guides users on weighing, drying, and calculating moisture contents using a defined temperature range (100°C to 110°C) and prescribed drying duration.
- Calculation Method: Offers clear formulas for calculating free moisture on both a dry weight and wet weight basis, to the nearest 0.1%.
- Responsibility for Safety and Compliance: Reminds users that the standard does not address all safety or regulatory concerns and that appropriate safety, health, and environmental practices must be established by the user.
Applications
- Quality Control in Ceramic Manufacturing: Consistent measurement of free moisture is essential for controlling raw material properties and downstream processing in ceramic whiteware production, such as tile, porcelain, and tableware manufacturing.
- Raw Material Assessment: Enables buyers and suppliers to assess and compare the moisture content in various clay shipments, ensuring raw materials meet contractual and technical requirements.
- Research and Development: Supports laboratories and R&D teams in evaluating how moisture content affects firing, shaping, plasticity, and final product quality.
- Process Standardization: Fosters uniformity in testing and reporting among industry stakeholders, reducing variability and disputes in material characterization.
Related Standards
- ASTM C322 – Practice for Sampling Ceramic Whiteware Clays: C324 directly references this practice for sampling procedures, ensuring representative and reproducible test results.
- ASTM C21 – Committee on Ceramic Whitewares and Related Products: The ongoing work of this technical committee supports a suite of standards for ceramic materials testing.
- International Standardization Principles: Developed in alignment with the World Trade Organization's TBT Committee recommendations for standardization, facilitating wider recognition and adoption in international trade.
Practical Value
Adhering to ASTM C324-01(2022)e1 supports the ceramic industry's need for accurate free moisture measurements. Proper sampling and testing reduce uncertainties in production, strengthen supplier relationships, and enhance product consistency. Compliance with recognized standards streamlines acceptance in global markets, making this method a key reference for quality assurance, material evaluation, and technical documentation related to ceramic whiteware clays.
Keywords: ASTM C324, free moisture, ceramic whiteware clay, moisture determination, sampling, quality control, raw material testing, standard test method, ceramics industry, laboratory practices.
Frequently Asked Questions
ASTM C324-01(2022)e1 is a standard published by ASTM International. Its full title is "Standard Test Method for Free Moisture in Ceramic Whiteware Clays". This standard covers: ABSTRACT This test method covers the determination of free moisture in ceramic whiteware clays. Whiteware clays may be shipped as a bulk shipment in lumps, a bulk shipment of shredded or coarsely ground clay, or in bagged lots of ground or airfloated clay. Directions are given in this test method for obtaining representative samples of the clay shipment to be used in subsequent tests for the properties of the clay in the shipment. Percentage of free moisture shall be calculated to the nearest 0.1%. SCOPE 1.1 This test method covers the determination of free moisture in ceramic whiteware clays. Whiteware clays may be shipped as a bulk shipment in lumps, a bulk shipment of shredded or coarsely ground clay, or in bagged lots of ground or airfloated clay. Directions are given in this test method for obtaining representative samples of the clay shipment to be used in subsequent tests for the properties of the clay in the shipment. 1.2 This standard does not purport to address all of the safety concerns, if any, associated with its use. It is the responsibility of the user of this standard to establish appropriate safety, health, and environmental practices and determine the applicability of regulatory limitations prior to use. 1.3 This international standard was developed in accordance with internationally recognized principles on standardization established in the Decision on Principles for the Development of International Standards, Guides and Recommendations issued by the World Trade Organization Technical Barriers to Trade (TBT) Committee.
ABSTRACT This test method covers the determination of free moisture in ceramic whiteware clays. Whiteware clays may be shipped as a bulk shipment in lumps, a bulk shipment of shredded or coarsely ground clay, or in bagged lots of ground or airfloated clay. Directions are given in this test method for obtaining representative samples of the clay shipment to be used in subsequent tests for the properties of the clay in the shipment. Percentage of free moisture shall be calculated to the nearest 0.1%. SCOPE 1.1 This test method covers the determination of free moisture in ceramic whiteware clays. Whiteware clays may be shipped as a bulk shipment in lumps, a bulk shipment of shredded or coarsely ground clay, or in bagged lots of ground or airfloated clay. Directions are given in this test method for obtaining representative samples of the clay shipment to be used in subsequent tests for the properties of the clay in the shipment. 1.2 This standard does not purport to address all of the safety concerns, if any, associated with its use. It is the responsibility of the user of this standard to establish appropriate safety, health, and environmental practices and determine the applicability of regulatory limitations prior to use. 1.3 This international standard was developed in accordance with internationally recognized principles on standardization established in the Decision on Principles for the Development of International Standards, Guides and Recommendations issued by the World Trade Organization Technical Barriers to Trade (TBT) Committee.
ASTM C324-01(2022)e1 is classified under the following ICS (International Classification for Standards) categories: 81.060.10 - Raw materials. The ICS classification helps identify the subject area and facilitates finding related standards.
ASTM C324-01(2022)e1 has the following relationships with other standards: It is inter standard links to ASTM C322-09(2014), ASTM C322-09, ASTM C322-03, ASTM C322-82(1997)e1. Understanding these relationships helps ensure you are using the most current and applicable version of the standard.
ASTM C324-01(2022)e1 is available in PDF format for immediate download after purchase. The document can be added to your cart and obtained through the secure checkout process. Digital delivery ensures instant access to the complete standard document.
Standards Content (Sample)
This international standard was developed in accordance with internationally recognized principles on standardization established in the Decision on Principles for the
Development of International Standards, Guides and Recommendations issued by the World Trade Organization Technical Barriers to Trade (TBT) Committee.
´1
Designation: C324 − 01 (Reapproved 2022)
Standard Test Method for
Free Moisture in Ceramic Whiteware Clays
This standard is issued under the fixed designation C324; the number immediately following the designation indicates the year of
original adoption or, in the case of revision, the year of last revision. A number in parentheses indicates the year of last reapproval. A
superscript epsilon (´) indicates an editorial change since the last revision or reapproval.
ε NOTE—Subsection 2.1 was editorially updated in September 2022.
1. Scope 3. Sampling
1.1 This test method covers the determination of free
3.1 The sample shall be obtained in accordance with Prac-
moisture in ceramic whiteware clays. Whiteware clays may be
tice C322. The sample submitted for testing shall weigh not
shipped as a bulk shipment in lumps, a bulk shipment of
less than 1000 g and shall be kept in an airtight container to
shredded or coarsely ground clay, or in bagged lots of ground
prevent loss of water before testing.
or airfloated clay. Directions are given in this test method for
obtaining representative samples of the clay shipment to be
4. Procedure
used in subsequent tests for the properties of the clay in the
shipment.
4.1 Remove the sample of clay from its container. Weigh
about 500 g of the sample to the nearest 0.1 g. Spread out the
1.2 This standard does not purport to address all of the
weighed portion of the sample in a weighed shallow metal or
safety concerns, if any, associated with its use. It is the
responsibility of the user of this standard to establish appro- porcelain container, and dry at 100 °C to 110 °C for 24 h in a
priate safety, health, and environmental practices and deter- drying oven. Reweigh the dried clay, as quickly as possible, to
mine the applicability of regulatory limitations prior to use.
the nearest 0.1 g.
1.3 This international standard was developed in accor-
dance with internationally recognized principles on standard-
5. Calculation
ization established in the Decision on Principles for the
5.1 Calculate the percentage of free moisture to the nearest
Development of International Standards, Guides and Recom-
0.1 % as follows:
mendations issued by the World Trade Organization Technical
Barriers to Trade (TBT) Committee.
Free moisture, dry weight basis,% 5 A 2 B /B 3100 (1)
@~ ! #
Free mois
...
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