The dependences of seepage velocity and bending strength on agglomerant content, forming pressure, particle diameter of the aggregate, soaking time, firing temperature and so on were discussed.
Objective:To appraise the obturation capability of bonded vertically fractured posterior tooth using 3 different detin adhesive by microleakage tests and scan electron microscopy(SEM) observation.
The influence of a new high-performance bond on the heat-fading-resistance of a self-manufactured semimetal friction materials used for auto brake disk was discussed.