Please go to “Library” to obtain more
specific information on these grades


Celatom Perlite Grade

Typical Permeability (Darcy)

CP-1200 (P/R)

0.800

CP-1400 (P/R)

1.200

CP-2000 (P/R)

2.100

CP-4000 (P/R)

2.600

CP-5000 (P/R)

3.000

CP-6000 (P/R)

3.500


P designates for use on pressure filters

R designates for use on rotary drum filters