ASTM D6150 Standard Test Method for Estimating Processing Losses of Plastisols and Organosols Due to Volatility

Get Certified ASTM D6150 Processing Loss Testing

ASTM D6150 testing helps manufacturers, formulators, processors, engineers, and quality control personnel estimate processing loss for volatiles in plastisols and organosols. Technicians determine the material and develop representative test specimens per applicable requirements.  They determine the initial specimen mass and expose the material to the specified heating conditions. After the required test exposure, technicians allow the specimen to undergo the applicable handling or conditioning procedure and determine its final mass. Analysts use the recorded mass measurements to estimate the processing loss due to volatility. The results can support formulation evaluation, material comparison, production monitoring, quality control, and process development.

• Processing Loss: Estimates the mass loss that may occur during specified processing conditions.
• Volatility Evaluation: Evaluates losses associated with volatile components in the material.
• Controlled Heating: Exposes representative specimens to specified heating conditions.
• Mass Measurement: Uses initial and final specimen mass measurements to determine material loss.
• Material Comparison: Supports comparison of volatility-related losses between applicable formulations.
• Quality Control: Helps manufacturers monitor consistency and potential processing losses between production batches.

What are the uses of ASTM D6150 testing?

ASTM D6150 provides information about material losses that may occur when plastisols and organosols undergo specified processing conditions. The test helps to:

• Estimate processing losses caused by volatility.
• Measure changes in specimen mass after controlled exposure.
• Compare different plastisol formulations.
• Compare different organosol formulations.
• Evaluate changes in material composition.
• Support formulation and product development.
• Monitor production consistency.
• Assist quality control and process-evaluation activities.

Which Materials Can Be Tested According to ASTM D6150?

ASTM D6150 applies to plastisols and organosols for which estimating volatility-related processing losses is required. The method may apply to:

• Plastisols: Evaluates applicable plastisol materials for processing losses associated with volatility.
• Organosols: Evaluates applicable organosol materials under the specified test conditions.
• Different Formulations: Allows technicians and engineers to compare volatility-related processing losses between formulations.
• Production Samples: Supports testing of representative samples from production batches.
• Development Samples: Helps formulators evaluate potential processing losses during product development.

Why is ASTM D6150 testing important?

Plastisols and organosols can contain components that volatilize during processing. The loss of volatile components may influence material composition, processing behavior, and the characteristics of the processed material. ASTM D6150 provides a controlled method for estimating the mass loss associated with volatility under specified test conditions. The standardized procedure allows technicians and analysts to compare applicable materials under consistent conditions. The results can help manufacturers and formulators evaluate material stability during processing, monitor formulation consistency, identify differences between production batches, and support product development.

ASTM D6150 Testing Process and Data Collection

Technicians identify the plastisol or organosol sample and prepare a representative test specimen. They use calibrated weighing equipment to determine and record the initial specimen mass. The technicians place the specimen in suitable heating equipment and expose it to the specified test conditions. They control the applicable temperature and exposure duration throughout the test. After the required exposure, technicians handle or condition the specimen according to the applicable procedure and determine its final mass. They record the initial and final mass measurements, test temperature, exposure time, specimen identification, and relevant observations. Analysts compare the mass measurements and calculate the estimated processing loss associated with the material’s volatility.

Common Challenges and Troubleshooting

The results for ASTM D6150 may be affected by inconsistent sample preparation, inaccurate weighing, contamination, temperature fluctuations, incorrect exposure time, loss of sample during processing, and equipment calibration problems. Technicians should take representative samples and follow uniform sample handling methods. Consistent specimen preparation, accurate mass measurement, controlled heating, and careful handling help technicians produce reliable and comparable processing-loss results.

Analysis Results and Interpretation

The report summarizes the estimated processing loss of the tested plastisol or organosol resulting from the specified test exposure. It includes the relevant specimen identification, initial and final mass measurements, exposure conditions, and calculated results.

• ASTM D6150 provides a processing-loss result associated with volatility under the specified test conditions.
• Analysts typically express the processing loss as a percentage of the original specimen mass when required by the selected procedure.
• Technicians may record specimen mass in SI units such as g.
• The report includes the applicable test temperature in °C.
• Technicians record the exposure duration in s, min, or h, as applicable.
• Analysts compare initial and final mass measurements to determine the applicable mass loss.
• Consistent sample preparation, controlled exposure conditions, accurate weighing, and proper specimen handling help produce reliable and comparable results.

Link to ASTM D6150