HomePromatric The most common metal used in used in FPD.. Alloy The most common metal used in used in FPD: a. Titanium b. Platinum c. Alloy *** Alloys that melt between 180 and 190 °C (360 and 370 °F) are the most commonly used. Facebook Twitter Share:The most common metal used in used in FPD.. Alloy Facebook Twitter WhatsApp Pinterest LinkedIn Reddit Tumblr Telegram Email