The technically advanced, non-gamma 2 admix amalgam at an affordable price. GS-80’s high strength and positive dimensional change ensures longevity and patient satisfaction. Over 200 million successful GS-80 restorations have been placed since its release worldwide in 1986. High compressive strength GS-80’s high compressive strength minimizes the risk of fracturing the restoration.(1) High compressive strength ensures a tough and durable long lasting restoration.