Description
Zirconia Block 4D Plus ML by Honchon: The Ultimate Multi-Gradient Zirconia for Monolithic Excellence
Pushing the boundaries of what’s possible in monolithic zirconia restorations requires a material that doesn’t just mimic nature but intelligently engineers it. The Honchon Zirconia Block 4D Plus ML represents the next evolutionary step, moving beyond simple multi-layer color to a truly multi-gradient architecture. This advanced material masterfully integrates four critical gradients—color, strength, translucency, and fracture toughness—within a single block. It is engineered specifically for the most demanding clinical scenarios, offering unparalleled biomechanical performance for both high-stress posterior and high-esthetic anterior applications without compromise.
This product description delves into the sophisticated engineering and unparalleled benefits of the 4D Plus ML block, designed for labs that refuse to accept anything but the best.
Engineering a Masterpiece: Analysis of Physical Parameters of Zirconia Block 4D Plus ML
The specifications of the 4D Plus ML block reveal a product designed for supreme performance and versatility.
Color: Vita 16 Color + BL1/BL2/BL3/BL4 – Like its 3D Plus ML sibling, the 4D Plus ML features a built-in multi-layer color gradient encompassing the entire Vita Classical shade guide and popular Bleach shades. This provides the foundational aesthetic depth, replicating the natural chromatic transition from the gingival to the incisal third of a tooth, all from a single milled restoration.
Aesthetic: Ultra Translucent – Classified as “Ultra Translucent,” this material is engineered for top-tier light dynamics. The high cubic phase content ensures that restorations possess the vital incisal luminosity and deep light transmission that are hallmarks of a natural tooth, making it ideal for highly aesthetic zones.
Sintered Density: 6.0g/cm³ – A perfect sintered density of 6.0 g/cm³ confirms a completely pore-free, fully dense crystalline structure. This is non-negotiable for achieving the material’s published mechanical properties, ensuring longevity, and providing a surface that is exceptionally polishable and biocompatible.
Bending Strength: 700 MPa to 1200 MPa – This is where the 4D Plus ML truly distinguishes itself. The flexural strength is intelligently graded, with the highest values—up to a formidable 1200 MPa—concentrated in the cervical and core areas of the restoration where stress during mastication is greatest. This makes it significantly stronger than many multi-layer zirconias, expanding its indications to include posterior multi-unit bridges.
Light Transmittance: 43% to 55% – The translucency is strategically graded in harmony with the strength. The high-strength cervical areas have a slightly lower translucency (~43%) for inherent chroma and opacity, perfectly mimicking dentin. This gracefully transitions to an incredibly high 55% light transmittance at the incisal edge, replicating the optical properties of natural enamel. This gradient is key to achieving both strength and aesthetics simultaneously.
Sintering Temperature: 1500℃ – The optimized sintering temperature of 1500°C ensures the perfect development of the ultra-translucent cubic crystalline phase while maintaining the transformation toughening properties of the tetragonal phase, resulting in a material that is both beautiful and incredibly durable.
Zirconia Block 4D Plus ML by Honchon, The Ultimate Multi-Gradient Zirconia for Monolithic Excellence
Zirconia Block 4D Plus ML Available sizes:
98x10mm
98x12mm
98x14mm
98x16mm
98x18mm
98x20mm
98x22mm
98x25mm
The Four-Dimensional Advantage of Zirconia Block 4D Plus ML: Integrated Gradient Technology
The “4D” in the name is a direct reference to its four integrated gradient technologies, a feature that sets it apart in the market.
1. A Multilayer Color Gradient
The foundation of its beauty. The seamless transition through Vita and BL shades within the block itself allows for the creation of restorations with innate, lifelike depth without any manual staining, ensuring unmatched consistency and efficiency.
2. A Precision Strength Gradient
The core of its reliability. The material is engineered to place 1200 MPa of strength precisely where the restoration needs it most: at the stress-bearing cervical margins and the central fossa of posterior teeth. This intelligent distribution allows the incisal edge to remain highly translucent without over-engineering it, providing the perfect balance for each section of the tooth.
3. A Harmonious Translucency Gradient
The secret to its vitality. The translucency is not constant; it is meticulously calibrated to increase from the gum line to the biting edge. This mirrors the natural tooth structure (dentin to enamel) and creates the “chameleon effect,” allowing the restoration to blend flawlessly with its surroundings and exhibit a natural luminosity.
4. An Engineered Fracture Toughness Gradient
The guarantee against failure. This is the most advanced feature. Fracture toughness is a measure of a material’s resistance to crack propagation. By grading this property, the 4D Plus ML is specifically designed to resist chipping and fracture at the vulnerable margins and thin sections, significantly enhancing the clinical longevity of the restoration.
Key Feature: High Fracture Toughness to Resist Chipping
This is a critical benefit for clinical success. Chipping is a primary cause of restoration failure. The 4D Plus ML’s composition and graded structure are specifically formulated to absorb and dissipate occlusal forces rather than allowing cracks to form and spread. This results in incredibly durable margins and a restoration that can withstand the rigors of long-term function.
Ideal Clinical Applications of Zirconia Block 4D Plus ML
The Honchon Zirconia Block 4D Plus ML is the definitive choice for the most challenging cases:
Multi-Unit Posterior Bridges: Its 1200 MPa strength makes it suitable for 3-4 unit bridges in the premolar and molar regions.
High-Stress Posterior Crowns: Ideal for molars in patients with bruxism or heavy occlusion.
Anterior Crowns and Veneers: Where the demand for supreme aesthetics is non-negotiable.
Implant-Supported Restorations: Provides the necessary strength for screw-retained crowns and bridges.
Full-Arch Monolithic Restorations: The perfect material for efficient, durable, and aesthetic full-mouth rehabilitation.
Zirconia Block 4D Plus ML is The Apex of Zirconia Engineering
The Honchon Zirconia Block 4D Plus ML is not merely an incremental improvement; it is a paradigm shift. It represents the pinnacle of material science in dentistry, offering a synergistic combination of four graded properties that work in harmony to create the ultimate monolithic restoration. For dental laboratories and clinicians who prioritize unparalleled strength, breathtaking aesthetics, and proven clinical longevity, the 4D Plus ML is the unequivocal choice.
Experience the fourth dimension of dental ceramics. Specify Honchon Zirconia Block 4D Plus ML.
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