Rok exhibits low polymerization shrinkage. Utilizing longer resin chains with fewer monomer links, Rok has a very low shrinkage. Lower shrinkage minimizes sensitivity and microleakage; an effective seal against microleakage decreases the potential for secondary caries development.
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Rok Shade Posterior Hybrid Composite B1
A high compressive strength enhances longevity of a composite by withstanding mastication forces. Rok’s optimum fi ller level maximizes strength.
Like an amalgam
Rok can be placed like an amalgam. The exceptional packable heavy body nature of Rok means the use of a conventional amalgam condenser is possible.