ASTM D6107

ASTM D6107 is the ASTM standard specification for a stop-leak additive for engine coolants used in light duty service. It provides a technical reference for evaluating a product intended to help address minor coolant system leaks without departing from the needs of typical light-duty engines. For buyers, suppliers, and quality teams, this standard matters because it helps define a common basis for product description, review, and procurement of coolant additive materials.

What is ASTM D6107?

ASTM D6107 sets out a specification for a stop-leak additive designed for use with engine coolants in light duty service. As a standard specification, it serves as a product-focused technical document rather than a general guide. In practice, it helps frame the expected characteristics of the additive and supports more consistent evaluation of products offered for this purpose. ASTM D6107 is therefore useful when comparing materials that are intended to work within coolant systems under routine automotive service conditions.

Where is ASTM D6107 used?

This standard is commonly used in contexts involving engine coolants for light duty vehicles and related equipment where a stop-leak additive may be considered. It is relevant to product development, supplier qualification, purchasing, and specification review for coolant additive materials. ASTM D6107 may also support internal quality control activities when a business needs a clear technical benchmark for a stop-leak formulation intended for light duty service applications.

Why is ASTM D6107 important?

ASTM D6107 is important because it gives manufacturers, distributors, and users a shared specification for a specialized coolant additive. That can improve consistency in product selection, help support compliance reviews, and reduce ambiguity in procurement. It also provides a practical reference for testing and quality control when evaluating whether a stop-leak additive is appropriate for light duty engine coolant systems. Using a recognized ASTM standard can help lower technical risk and improve confidence in product claims.

• Specification for stop-leak additive use in engine coolants
• Focused on light duty service applications
• Supports product evaluation and procurement
• Useful for quality control and compliance checks
• Provides a common technical reference for coolant additive materials