DK-A
DK-B
DK-S
| Kaolin | SiO2 | Al2O3 | Fe23
| CaO |
MgO |
K2O |
Na2
| TiO2
| Loss on Lgnition |
|
|---|---|---|---|---|---|---|---|---|---|
| DK-A | 50.9 | 32.7 | 1.52 | 0.26 | 0.23 | 1.98 | 0.19 | 0.67 | 10.48 |
| DK-B | 45.3 | 37.8 | 0.48 | 0.31 | 0.06 | 0.26 | 0.10 | 0.91 | 13.52 |
| DK-S | 45.0 | 37.8 | 0.57 | 0.18 | 0.04 | 0.09 | 0.13 | 1.01 | 13.87 |
| DK-A | DK-B | DK-S | ||
|---|---|---|---|---|
| Drying Shrinkage(%) | 2.53 | 0.44 | 2.56 | |
| Firing Shrinkage(%) | 10.24 | 6.94 | 5.70 | |
| Total Shrinkage(%) | 12.51 | 7.36 | 8.12 | |
| Loss on lgnition(%) | 10.42 | 13.52 | 13.81 | |
| Thermal Deformation(mm) | 10.00 | 5.00 | 3.00 | |
| Particle Size Distribution | 1㎛ under | 10.58 | 16.87 | 14.28 |
| D(0.5) | 5.241 | 3.934 | 4.295 | |
| Max Particle Size | 5.00 | 6.00 | 5.75 | |
| Water Absorption(%) | 5.30 | 10.25 | 8.37 | |
| Casting Rate(mm/hr) | 14.0 | 12.0 | 9.0 | |
| Dried Strength(kgf/㎠) | 15.19 | 11.96 | 10.54 | |
※所有实验均在 1230℃ 电窑中进行。
收缩率极低，塑性优异
分散性强（在水中易于分散），烧结性能良好
变形率低，适用于高品质卫生陶瓷的成型
| DK-A | DK-B | DK-S | |
|---|---|---|---|
| Viscosity | ● ● ● | ● | ● ● |
| Plasticity | ● ● | ● ● ● ● | ● ● ● ● |
| Drain Property | ● ● | ● ● ● ● | ● ● ● ● |
| Casting Strength | ● ● | ● ● ● | ● ● |
※ LOW ● 
●●●● HIGH
| DK-B | S* Kaolin | N* Kaolin | |
| After demoulding | 0 | 8 | 8 |
| 30 minutes | 0 | 2 | 0 |
| 60 minutes | 0 | 0 | 1 |
| Total number of cracks | 0 | 10 | 9 |
※ DK-B 具有极低收缩率与高塑性，显著减少成型过程中的裂纹与缺陷，适用于高标准陶瓷制品的制造。
不同地层的粘土矿物质量存在显著差异，
开采位置不同，其杂质含量与性能也会发生变化。
因此，在高端卫生洁具的生产中，
使用品质稳定的精炼粘土已成为不可或缺的选择。
大进粘土通过精确配比 8 至 12 种矿物，
确保每一批次的产品始终如一，性能稳定。
总部地址韩国全罗南道灵岩郡新北面马韩文化路412-16号
Tel+82 61)473-1081~2
Emaildjclay@daejinclay.com
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