Specifications
Regulatory :
CE marked
Translucency :
HT/MT/LT/MO
Delivery Time :
7-15 Working Days
Primary Indication :
Single-tooth
Color Stability :
Integrated, stable shade
Material Class :
All-ceramic
Fatigue Resistance :
Long-term
Indications :
Veneers, Inlays, Onlays, Partial crowns
Packaging Details :
Standard Packaging
Processing Method :
Heat-pressing
Attribute :
IPS e.max
Place of Origin :
China
Wear Compatibility :
Kind to opposing
Payment Terms :
L/C, D/A, D/P, T/T, Western Union, MoneyGram
MOQ :
Negotiable
Description
China Dental Outsourcing Emax Inlay - Lithium Disilicate CE Marked Heat-Pressed Dental Inlay
China Dental Lab Emax Inlay

Emax Inlay: Introduction to Lithium Disilicate Glass-Ceramic Restorations
In the dental prosthetics industry, the Emax inlay — part of the IPS e.max® family — has established itself as a premier restorative solution for posterior teeth requiring conservative, aesthetic, and durable treatment. As one of the most widely used lithium disilicate glass-ceramic materials in dentistry today, it occupies a unique position between direct composite fillings and full-coverage crowns.
What Is an Emax Inlay?
Emax is the widely recognized brand name for IPS e.max®, a lithium disilicate glass-ceramic material developed and manufactured by Ivoclar Vivadent. Since its launch in 2005, the material has accumulated over 15 years of clinical validation and remains a trusted choice among dentists and dental technicians worldwide.
The inlay is a type of indirect restoration that fits within the cusps of a posterior tooth — unlike an onlay, which covers one or more cusps. Emax inlays are fabricated in dental laboratories or chairside using CAD/CAM technology, then bonded adhesively into the prepared cavity, offering a tooth-colored, metal-free alternative that preserves maximum natural tooth structure.
Key Features and Material Properties
Superior Aesthetics
One of the defining attributes of Emax inlays is their ability to mimic natural dentition. The material exhibits excellent translucency and light-diffusing properties, allowing the restoration to blend seamlessly with surrounding tooth structure. IPS e.max is available in multiple translucency levels and a broad range of shades, enabling precise shade matching for each clinical situation.
High Strength and Durability
Lithium disilicate glass-ceramic delivers impressive mechanical properties. The flexural strength of IPS e.max CAD reaches approximately 530 MPa, while IPS e.max Press achieves around 470 MPa. With fracture toughness of approximately 2.0-2.5 MPa*m¹/², the material provides reliable resistance to fracture under masticatory forces.
Excellent Biocompatibility and Wear Compatibility
Emax is entirely metal-free, eliminating the risk of metal allergies and improving biocompatibility. The material's hardness and wear characteristics are engineered to closely match those of natural tooth enamel, meaning it wears at a rate comparable to natural teeth.
Precision of Fit
When fabricated through digital CAD/CAM workflows, Emax inlays achieve exceptional marginal and internal fit. Studies demonstrate that CAD/CAM subtractive manufacturing methods produce inlays with superior marginal adaptation, ensuring tight marginal seals and reducing the risk of secondary caries.
Fabrication Methods
Emax inlays can be produced through two primary pathways:
  • IPS e.max Press — The pressed ceramic technique, where a wax pattern is invested and lithium disilicate ingots are heat-pressed into the mold at 915-930°C. This method delivers highly precise margins and the flexibility to create polychromatic, layered restorations.
  • IPS e.max CAD — The CAD/CAM approach, where restorations are milled from pre-crystallized lithium disilicate blocks, then crystallized in a furnace. IPS e.max CAD is the best-selling glass-ceramic block worldwide.
Clinical Performance and Longevity
Long-term clinical evidence strongly supports the use of Emax inlays. In a landmark 10.9-year clinical study, pressed monolithic Emax lithium disilicate partial-coverage restorations demonstrated a 10-year estimated cumulative survival rate of 95.6%, with inlays specifically achieving a 93.9% survival rate at 9.9 years. The annual failure risk for inlays was estimated at just 0.38% per year.
Indications and Cementation
Emax inlays are indicated for conservative posterior restorations where full-coverage crowns are not clinically necessary but direct composite fillings would provide insufficient durability.
Recommended Cementation Protocol:
  • Etching the internal surface of the restoration with 4-5% hydrofluoric acid for 20-25 seconds
  • Applying a pure silane primer to the etched surface
  • Using a dual-cure resin cement with adhesive bonding technique on the tooth preparation
Emax Inlay vs. Competing Materials
Material Flexural Strength Aesthetics Best Application
Emax (Lithium Disilicate) ~470-530 MPa Excellent translucency Conservative inlays/onlays, anterior crowns, veneers
Zirconia (4Y) ~1,200 MPa Moderate translucency High-load posterior crowns, bridges
Gold Alloy High Metallic appearance Posterior restorations with heavy occlusal forces
Among ceramic materials, Emax demonstrates the longest documented survival rates — 90% at 10 years — compared to zirconia (88% at 5 years). The choice of material depends on occlusal forces, aesthetic requirements, and tooth location.
The Emax inlay constitutes a well-characterized, clinically validated restorative modality that integrates exceptional optical mimicry of natural dentition with substantial flexural strength and sustained performance over time. The material's adaptability across pressing and milling techniques, superior internal and marginal adaptation, and adherence to conservative tooth preparation principles have cemented its status as a premier selection within the prosthetic dental sector.
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China Dental Outsourcing Dental Inlay Lithium Disilicate CE Marked

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Regulatory :
CE marked
Translucency :
HT/MT/LT/MO
Delivery Time :
7-15 Working Days
Primary Indication :
Single-tooth
Color Stability :
Integrated, stable shade
Material Class :
All-ceramic
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China Dental Outsourcing Dental Inlay Lithium Disilicate CE Marked
China Dental Outsourcing Dental Inlay Lithium Disilicate CE Marked

ShenZhen Direct Dental Technology Co.LTD

Verified Supplier
1 Years
shenzhen
Since 2019
Business Type :
Manufacturer
Employee Number :
300~400
Certification Level :
Verified Supplier

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