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Performance of Zirconia Blocks |
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|---|---|---|---|---|
| Testing Items | Standard Requests | Testing Results | Conclusion | |
| Radioactivity | ≤ 0.2Bq/g | 0.0180Bq/g | qualified | |
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Physical & Chemical Properties |
Bending Strength | ≥ 900Mpa | 1128Mpa | qualified |
| Chemicals-solubility | ≤100ug/cm2 | 1.41ug/cm2 | qualified | |
| Biocompatibility | Cytotoxicity test | Should be 0 level | 0 Level, No cytotoxicity | qualified |
| Intradermal Reaction Test |
The difference between the tested sample and solvent , Average score should be less than 1 |
Normal sodium extracts 0, Cottonseed oil extracts 0 | qualified | |
| Hemolysis Test | Hemolytic rate should be less than 5 | The hemolytic rate of tested sample is 0.2, no hemocytolysis | qualified | |
| Allergenicity(delayed hypersensitivity) | No allergenicity | The score of 10 tested animals`cutireaction is 0, <1, no allergenicity | qualified | |
| Short-term systemic toxicity (oral route) | No systemic toxicity | No systemic toxicity | qualified | |
| Ames Test | Mutation negative | No dose effect relationship. The mutation of Salmonella was negative | qualified | |
Our advantages:
We guarantee every zirconia block is a piece of painstaking work, we import the highest medical grade zirconia raw material. We use the strict quality monitoring system to ensure that every product is perfect.
I Our zirconia blocks has received CFDA certification.
II without any added ingredients, yttrium-stabilized zirconia purity is over 99%, greener and
safer.
III The first domestic ivory color, more in line with the natural tooth dentin, enamel saturation
& transparency.
IV After the double pressing process: dry pressing and cold pressing, the performance of the
three-point bending strength is superior, uniform and stable.
V Using the unique technical means to control the grain size, makes the translucency properties
of the product superior.
VI Special preburning process ensures that the porcelain pieces moderate hardness,
easy-cutting, no collapse.
VII Strict production process control procedures ensures the shrinkage of the product stability
and consistent.
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Belldental ProfileShenzhen Belldental Co., Ltd, based in Shenzhen, China, is the leading supplier of dental products, serving dental labs and wholesale customers around the world. We are dedicated to providing quality products, fast delivery, and responsive customer care.capableWe are convinced of the benefits of our work and willingly endeavour to become more efficient.spirit of partnershipWe are open and fair in our collaboration. This creates trust.InnovativeOur expertise, flexibility and openness to the world allow us to create beneficial solutions at an early stage.Our business Belldental provides zirconia blocks compatible with a variety of CAD/CAM milling systems used for dental restoration; as well as offers CAD/CAM ……


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