Product Description:
Tenlead Hydroponik Cube is made of high-quality phenolic foam which is healthy and biodegradable. It is known for its uniformity and reliability. The cube is ideal media for automated processing, uniform germination and high success rates. Water, nutrient and pH are also evenly distributed, which facilitates seed germination. And it is used to easily start seeds and cuttings, allowing the roots of the entire cube to develop evenly. Do not squeeze the rock wool, especially when wet.
| Material | phenolic foam |
| Density | 11-20kg/m³ 40-50kg/m³ |
| Pore space | 90-98% |
| PH value | 6.5-7.4 |
| Electrical conductivity(ds/m, 20C degrees) | 0.55 |
| Shrinkage | < 0.01% |
| Compressive strength(kpa) | 20-31 |
| Fully available water(%vol) | 50-61% |
| Water retention time(h) | 72-144 |
| Water retention capacity(%vol) | 50-91% |
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