FLTM BQ 105-01 Corrosion/Salt Spray Testing 

Overview of FLTM BQ 105-01 Standard 

FLTM BQ 105-01 is a Ford-specific standard used to test corrosion and salt spray resistance. It is commonly applied for validating parts in Ford’s supply chain and assessing their durability. 

The method is based on the copper-accelerated acetic acid salt spray (CASS) test. It uses a mix of sodium chloride, copper chloride, and acetic acid in a controlled chamber to simulate harsh conditions and speed up corrosion. 

Key uses include testing decorative hardware, validating automotive coatings, and ensuring compliance in manufacturing. It also plays a role in quality control and specification approval. 

This standard supports OEM corrosion requirements and metal finishing certifications. It is versatile enough to test materials such as steel, zinc alloys, and plastics in both automotive and industrial settings. 

Importance of Corrosion and Salt Spray Testing 

FLTM BQ 105-01 and the CASS test are crucial for predicting the durability of automotive components. They help engineers spot corrosion issues early, preventing premature failures that can lead to costly recalls and damage to brand reputation. 

The salt spray test identifies weaknesses in coatings and materials, ensuring compliance with Ford’s strict requirements and industry regulations. Routine testing also supports consistent sample preparation and cleaning, improving reliability. 

For suppliers, passing FLTM BQ 105-01 is often required for Ford sourcing agreements. The standard helps optimize plating and coating processes, resulting in better product quality, lower maintenance costs, and higher customer satisfaction. 

Key Features and Benefits of FLTM BQ 105-01 Testing 

FLTM BQ 105-01 uses a CASS test chamber or salt fog cabinet for consistent corrosion testing. It combines sodium chloride, copper chloride, and acetic acid, with controlled conditions of 49°C and pH 3.1–3.3 to simulate an aggressive environment. 

The test produces results in 24 to 48 hours, making it suitable for quick evaluations and product development. Proper sample preparation is required, including cleaning and sealing edges to prevent false results. 

Post-test analysis includes cross-section thickness measurements, often done with a microscope. The standard also requires detailed documentation for traceability and audit support, helping ensure quality and process improvement. 

Risk Management and the Role of Testing 

Risk management is a key advantage of FLTM BQ 105-01 and Ford testing, helping manufacturers identify and address corrosion risks early. By incorporating corrosion and salt spray tests into development and production, companies reduce the chance of field failures, lower lifecycle costs, and improve product durability. 

The accelerated testing offers quick feedback, allowing engineers to make better decisions on materials, coatings, and designs. It also ensures compliance with regulatory and OEM corrosion standards, which is vital for market approval and customer confidence. 

FLTM BQ 105-01 compliance reports document all results, supporting supplier validation and audits. Benchmarking against its performance criteria drives continuous improvement and upholds manufacturing quality, promoting safety and long-term reliability in the automotive sector. 

Why Choose FLTM BQ 105-01 as a Corrosion Testing Standard? 

FLTM BQ 105-01 is the industry standard for corrosion and salt spray testing within the Ford supply chain, known for its reliability and technical accuracy. Its detailed procedures and equipment requirements are recognized by Ford and global OEMs, ensuring components meet strict performance and safety standards. 

The standard is versatile, suited for testing a variety of materials like steel, zinc alloys, and plastics. It emphasizes thorough documentation, sample preparation, and traceable compliance reports. 

By adopting FLTM BQ 105-01, companies can prove compliance with Ford’s requirements, improve product durability, and stay competitive in the automotive market. Its strong reputation and alignment with OEM corrosion specs make it valuable for both suppliers and manufacturers. 

How to Conduct FLTM BQ 105-01 Corrosion/Salt Spray Testing 

Pre-Testing Preparation 

• Review the FLTM BQ 105-01 standard and determine all relevant corrosion and salt spray test requirements for the component. 

• Prepare a detailed test plan, including: 

• FLTM BQ 105-01 copper-accelerated acetic acid salt spray 

• FLTM BQ 105-01 corrosion resistance evaluation 

• FLTM BQ 105-01 sample preparation and cleaning 

• Prepare the test setup with the following equipment: 

• CASS test chamber or salt fog cabinet 

• Copper chloride solution and acetic acid solution 

• pH meter and temperature controller 

• Sample holder and supports 

• Cross-section microscope for post-test analysis 

Testing Procedures 

• Conduct sample preparation by thoroughly cleaning all specimens and sealing cut edges to prevent edge corrosion. 

• Prepare the CASS solution according to FLTM BQ 105-01: mix sodium chloride and water, add copper chloride, and adjust pH with acetic acid. 

• Place samples in the test chamber, ensuring proper orientation and spacing for uniform exposure. 

• Maintain the chamber at 49°C (120°F) with continuous atomization of the salt-copper solution and monitor pH and temperature throughout the test. 

• Test durations typically range from 24 to 48 hours, depending on the product and application. 

Testing Report 

• Prepare a comprehensive FLTM BQ 105-01 compliance report, including: 

• Test setup diagrams and equipment used 

• Detailed results for each test phase, including cross-section and thickness measurement 

• Performance metrics and acceptance criteria for corrosion resistance 

• Calibration records and traceability logs from pH meter and temperature controller 

• Any deviations, corrective actions, or retest outcomes 

Industry Applications and Relevance 

FLTM BQ 105-01 is essential for corrosion testing, Ford testing, salt spray, and CASS tests in the automotive industry. It is widely used for decorative hardware, electroplating, coatings validation, and manufacturing quality control. 

The standard aligns with OEM corrosion specs, metal finishing certifications, and plastics corrosion evaluation, ensuring broad acceptance. By following FLTM BQ 105-01, manufacturers can guarantee their products meet durability, safety, and performance standards, supporting compliance and continuous improvement. 

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