Rock wool is a kind of grow medium for agricultural greenhouse planting.It also named as Hydroponic rock wool,agriculture rock wool,rock wool grow cube etc.Also it has below Advantages:

 

1.High water absorption.

2.Environmental protection,Nontoxic and non-pollution.

3.Speed the growth of Crops, increase productivity and crops quality, and decrease production cost.

 

Rockwool standard size:                                                          

 

Density:

60kg/m3, 80kg/m3, 100kg/m3

 

Size and application:

Application	Size(cm)	Density(kg/m3)
For seeds growing	3x3x4,4x4x4,5x5x4	60, 80
For Plants growing	7.6x7.6x7.6,10x10x7,15x15x15	60,80,100
For roots spread	100x8x4,100x20x7	60,80,100