Quality Policy

GLC pledges to provide quality products that will meet or exceed our customer’s expectations. We will achieve this level of quality through continual improvement of our products, processes, and systems, including:

Quality Assurance

GLC has an extensive in-process testing program to ensure that our products meet specifications. We routinely review input and feedback from our customers and our employees to improve our products and processes.

Customer Satisfaction

We continually visit our customers, as well as provide questionnaires to ensure we are meeting or exceeding their expectations.

Customized Products

GLC will work with you to customize a product to meet certain customer’s specific chemical and particle size requirements.

Safety Program

Safety is important at GLC. GLC employees are trained under Mine Safety & Health Administration regulations and employees are expected to recognize and improve safe working conditions.


ISO 9001:2015