|
|
size(mm)
|
Density (kg/m3)
|
|
rock wool seeding block
|
25*25*25
|
80
|
|
25*25*30
|
80
|
|
|
25*25*35
|
80
|
|
|
25*25*40
|
80
|
|
|
40*40*40
|
80
|
|
|
50*50*40
|
80
|
|
|
rock wool planting block
|
75*75*60
|
80
|
|
75*75*75
|
80
|
|
|
100*100*70
|
80
|
|
|
100*100*75
|
80
|
|
|
100*100*100
|
80
|
|
|
145*145*145
|
80
|
|
|
150*150*142
|
80
|
|
|
150*150*150
|
80
|
|
|
200*200*200
|
80
|
|
|
rock wool planting slab
|
1000*200*70
|
60
|
|
Water holding rate
|
700%
|
|
Permeability coefficient
|
1.25cm/s
|
|
Volume water absorption
|
800%
|
|
Total porosity
|
92%
|
|
PH
|
7.4
|
|
Average fiber diameter
|
4.96μm
|
