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Home Explore Restorative Ceram.x Spectra ST Family

Efficient esthetics with Ceram.x Spectra ST composites.

Our decades of innovation in composite materials taught us what matters most to dentists.

Ceram.x Spectra ST composites excel where it counts thanks to SphereTEC filler technology.

Optimized Handling

Easy handling is essential to placement efficiency.

Our SphereTEC filler design enables excellent adaptation and sculptability without stickiness. 

Simplified Esthetics

Natural esthetics should be easy to create.

SphereTEC fillers are uniquely constructed to achieve an optimal balance of optical properties. 

Reliable Longevity

Durable results promote profitability and reputation.

SphereTEC fillers work in harmony with Ceram.x Spectra ST resin to deliver excellent strength, durability, and stain resistance. 


SphereTEC filler Technology

Discover how SphereTEC filler technology overcomes limitations in composite design by optimizing submicron particles to deliver unique features and ideal results.


Your preferred handling

Two universal composite handling options

Thanks to SphereTEC filler technology, Ceram.x Spectra ST composite offers optimized handling in a creamy and spreadable low viscosity or a firm and packable high viscosity to accommodate your preference and technique for placement efficiency.

  • Doesn’t stick to hand instruments
  • Adapts easily to cavity surfaces
  • Easy to sculpt and shape
  • Excellent slump resistance

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Versatile Flowable Composite Handling

For traditional flowable indications in the smile line, Ceram.x Spectra ST flow material enables the esthetic performance and durability you expect from a SphereTEC based composite in flowable form.    

  •  Flow-on-demand handling
  •  Excellent cavity adaptation
  •  Stays where placed until instrumentation initiates flow

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Simplified esthetics

Universal CLOUD shades for common cases

SphereTEC’s primary filler particles and resin together enable an excellent chameleon effect for simplified shade matching. One universal CLOUD shade is all you need for the majority of cases.    

  •  5 universal CLOUD shades cover the full VITA®1 range
  •  Reliable, accurate shade match to surrounding tooth structure
  •  Save money and shelf space by reducing inventory
  •  BW shade available for bleach white restorations

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Plus dentin and enamel shades for complex anterior cases

For esthetically demanding anterior cases, Ceram.x Spectra ST Effects and Ceram.x Spectra ST universal CLOUD shades work together in a simplified layering technique.    

  • Select one of two dentin effects shades for added opacity
  • One enamel effect shade for a highly translucent incisal edge
  • Simple recipes and technique for advanced esthetic results

Learn more > 


For more information about Ceram.x Spectra ST composites, please download and view the following documents or contact Dentsply Sirona using the link below.


Ceram.x Spectra™ ST Universal Composite Restorative

Ceram.x Spectra™ ST composites Fact File

Fact File

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