TRI Membership Information


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Manufacturers of refractory products headquartered outside North America, with no manufacturing facilities in North America, or distributors of refractory products in North America who do not manufacture refractory products, are eligible for Affiliate Membership in The Refractories Institute. Affilate members are may attend TRI meetings but would not participate in activities such as the Institute’s government relations programs or other areas which specifically relate to North American manufacturers.


Affiliate Members Dues Amount

Dues Category
(based on annual sales of refractory products)


Less than $5 million


$5 - $15 million


Over $15 million