Perlite

Good quality expanded perlite
specifications
1.expanded perlite
2.size:4-8mm3-6mm2-4mm1-3mm
3.bulk density:80-120kgsm3
4.sio2:68-74%
5.manufacturer
1.expanded perlite size :1-3mm,2-4mm,3-6mm,4-8mm,etc
2.chemicals and physical properties
composition
al2o3
sio2
fe2o3
cao
na2o
k2o
mao
percentage
12-16
68-74
0.1-2
0.15-1.5
4-5
1-4
0.3
item
specification
item
specification
bulk density
80-120kgsm3(as per customer’s demands)
thermal conductivity
0.021-0.054
appearance
white color , granular
softening point
890-1090 ºc
melting point
1280-1350 ºc
vickers hardness
5.5-7
ph
6.5-7.5
water soluble
.