COVASTONE is the artificial marble product that is made of the base material of unsaturated polyester resin with a low shrinking agent, augmentation, and mixture of additives. Korvan does the production process with these materials using the high-temperature pressed mold method. COVASTONE has good durability and size stability because it is a thermoset material.
| Processability and conduct ability | Easy to standardize and installation, less possibility of defects because of one unit product, less dust scattering |
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| Strength | Since the composition of the stiffener is uniform, durability and impact resistance is strong |
| Heat-resisting, fouling resistant | It is strong from contamination because COVASTONE made by above 150℃. |
| Antibiotic | Excellent anti-fungus and antibiotic characteristics because of high temperature pressed mold method production. |
| Texture | It is possible to realize various similar textures of natural marble. |
| Liquidity | It is possible to mold complex shapes because of excellent raw material liquidity. |
Expensive and fragile.
Difficult to pre-assembly.
Difficult to installation because of the heavyweight.
Ease to proliferate fungus on the joint.
Overflow of water above the edge area.
Ease to discolor by temperature.


COVASTONE sink top is produced with above 2000 ton press machine and high-temperature condition by eco-friendly material BMC (Bulk Molding Compound) that is certified by FDA.
※ FDA (CEP176.170: Food contact product nonmaleficence testing) certified product









