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Like amalgam, but white
Compressive strength
A high compressive strength enhances longevity of a composite by withstanding mastication forces.
Rok’s optimum filler 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.
Indications
• Posterior restorations
• Sandwich technique with lass ionomers
• Cusp build up
• Core build up
• Splinting
Low shrinkage
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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High filler level
Rok’s high filler level of glass particles maximizes strength, whilst minimizing wear and shrinkage.
Bond strength
Stae, a fluoride releasing single component bonding agent, exhibits uniform bonding to the tooth structure with no gaps or voids visible within the hybrid layer. (2)
Before
After

Photos courtesy of Dr Geoff Knight.
Color range
Rok’s shades are ideal for all osterior restorations.
• A2, A3, A3.5, B1, B2, C2
* Alert, P60, Surefil, Heliomolar HB, Single Bond, Optibond Solo, One Step and Bond-1 are not the registered trademarks of SDI Limited.
** Source-Published and SDI test data.
(1) Reality 2003 Volume 17.
(2) Duke E. S., DDS, MSD, (1997). Ultrastructural and physical property studies of Stae single component adhesive system. The University of Texas Health Science Center, San Antonio, USA.
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