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Rockwool cubes come in many different sizes. They all have holes in them to allow for starter cubes to be placed in them. They are sold by the strip or by the case. The 4" x 4" x 4" and the 6" x 6" x 6" are the most popular for growing plants to full term. The smaller blocks are generally used as a supplemental growing medium (placed in grow rocks, on a slab or directly into a hydroponic system
Water Absorption Rate(%)
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Free hydroxybenzene(as phenol) (mg/kg)
Free aldehyde(as formaldehyde) (mg/kg)
Average Fiber Diameter(um)
Shot content(particle diameter≥0.25mm) (%)
Product is packed in polythene plastic thermal-shrink film.
Thickness of each package is within the range of 300-400 mm.
During transportation and storage, keep product away from moisture and compressive deformation
Genaraly 6-9 pcs/pack
Characterized with excellent chermical stability, nontoxic and non-pollution, this product is especially suitable for industrialized production of vegetalbes, fruits and flowers.
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