Products Description
| 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% |
Advantages with Tenlead Growing Cubes:
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No chemicals, no heavy metals, they are best for hemp growing.
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The growers are free to choose the appropriate configuration.
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They will strong and continue to retain water properly.
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The cbes provide an excellent environment for all your seed starts and transplants.
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They have good air permeability, strong water absorption and excretion.
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Free design of logos, advertising cards,and packaging, free samples provided.
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Growing cubes in standard sizes 250x250x20mm, 250x250x25mm, 250x250x30mm.

Factory




Hydroponics is a form of agriculture where plants are grown without soil but in a nutrient-rich water solution. When growing hydroponic vegetables, it is essential to maintain proper electrical conductivity (EC) and pH levels in the water solution. The EC of water is a measure of the total dissolved salts in the nutrient solution, while pH is a measure of the acidity or basicity of the solution. Maintaining controlled EC and pH levels ensures that the plants receive adequate nutrients for their growth and development, which ultimately leads to better yields.
One of the practices employed in hydroponics to achieve controlled EC and pH levels is the use of Tenlead grow cubes made of phenolic foam. Phenolic foam is a synthetic material that is produced by combining formaldehyde and phenol. The resulting foam is used in industrial, commercial, and residential applications, including insulation, packaging, and hydroponics. In hydroponics, phenolic foam grow cubes are used as a medium for growing plants, and they offer several benefits that help control EC and pH levels.
They have the ability to buffer pH levels. Buffering refers to the ability of a substance to resist changes in pH when an acidic or basic solution is added. Phenolic foam has a buffering effect on the nutrient solution, which means that it can resist drastic pH changes. As a result, the pH of the solution remains stable, providing a consistent environment for plant growth and nutrient uptake. This leads to better plant growth and higher yields.
They have a low EC value. Phenolic foam is an excellent insulator, which means that it does not conduct electricity well. This property of phenolic foam makes it an ideal hydroponic medium because it does not add unwanted salts to the nutrient solution, which can raise the EC value. High EC levels can be detrimental to plant growth because they can cause nutrient burn, a condition where excessive amounts of salts accumulate in the plant tissues, leading to stunted growth and reduced yields.
Using Tenlead phenolic foam grow cubes in hydroponics is an excellent way of controlling EC and pH levels in the nutrient solution. Phenolic foam grow cubes buffer pH levels and have a low EC value. These properties make them ideal hydroponic media that promote healthy plant growth and high yields. The use of Tenlead grow cubes is an innovative way of leveraging synthetic materials to achieve sustainable agriculture practices.
Our advantage

Sample evaluation!
Provide sample and trial order are accepted for the quality strictly.

Save Effort!
This hydroponic growing cubes not only make the vegetables more durable, saves nutrient solution, but also makes vegetables grow better.

Material!
Eco-friendly phenolic foam material, can be planted directly into the ground and garden.

Services!
Support OEM and ODM.
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