Quality Assurance and Industry Standards
Key ASTM Standards in Veintex's Operations
1. Graphite
Graphite is one of our primary products, and we adhere to several ASTM standards to ensure its quality:
- ASTM C561: Standard Test Method for Ash in a Graphite Sample
- ASTM C1039: Standard Test Methods for Apparent Density of Graphite and Carbon Materials
- ASTM D7582: Standard Test Methods for Proximate Analysis of Coal and Coke by Macro Thermogravimetric Analysis
- ASTM E3097-17: Guide for Determination of the Anodic Peak Current Density of Graphite and Boron-Doped Diamond Electrodes
- ASTM E3044-20: Standard Guide for Characterizing Electrochemical Energy Storage Electrodes
- ASTM F560-13(2018): Standard Specification for Unirradiated Graphite Electrodes for Growing Single Crystals Using the Czochralski Method
2. Mica
Our mica extraction and processing adhere to these standards:
- ASTM D607: Standard Classification of Mica Based on Chemical Composition
- ASTM D744: Standard Test Method for Bulk Density of Mica
- ASTM B923: Standard Test Method for Metal Powder Skeletal Density by Helium or Nitrogen Pycnometry
3. Quartz
For our quartz operations, we follow:
- ASTM C146: Standard Test Methods for Chemical Analysis of Glass Sand
- ASTM E1382: Standard Test Methods for Determining Average Grain Size Using Semiautomatic and Automatic Image Analysis
4. Granite
Our granite extraction and processing comply with:
- ASTM C615: Standard Specification for Granite Dimension Stone
- ASTM C880: Standard Test Method for Flexural Strength of Dimension Stone
5. Electrochemical Testing and Corrosion Analysis
To ensure the quality and durability of our products, we employ various electrochemical testing methods:
- ASTM G59-97 (2020): Standard Test Method for Conducting Potentiodynamic Polarization Resistance Measurements
- ASTM G199-09 (2021): Standard Guide for Electrochemical Noise Measurement
- ASTM G102-89 (2021): Standard Practice for Calculation of Corrosion Rates and Related Information from Electrochemical Measurements
- ASTM G106-89 (2021): Practice for Verification of Algorithm and Equipment for Electrochemical Impedance Measurements
- ASTM E2875-13 (2019): Standard Test Method for Monitoring Atmospheric Corrosion Tests by Electrical Resistance Probes
- ASTM G5-14 (2021): Standard Reference Test Method for Making Potentiodynamic Anodic Polarization Measurements
6. Advanced Applications
As we push the boundaries of innovation, we also adhere to standards for cutting-edge applications:
- ASTM F2927-12(2017): Standard Specification for 3D Imaging Data Exchange, Version 1.0
- ASTM F728-81(2012): Standard Specification for Graphite Molds for Investment Casting of Uranium
At Veintex, our adherence to ASTM standards is more than just a commitment to quality—it's a reflection of our values and our vision for the future of sustainable mining. By integrating these internationally recognized standards into every aspect of our operations, we ensure that our products not only meet but exceed the expectations of our customers and partners worldwide.
Our focus on advanced standards for graphite and electrochemical testing demonstrates our commitment to innovation and excellence in the rapidly evolving fields of energy storage, corrosion resistance, and advanced materials. As we continue to innovate and expand our operations, ASTM standards will remain a cornerstone of our approach, guiding us in our mission to lead the way in responsible, high-quality mineral extraction and processing.