CRYOGENIC PERLITE, For Industrial, Form : POWDER

Sr. No.

Particulars

Typical Values

1

Loose Weight Density - kg/Cu. M 

40 to 55

2

Compact Weight Density – kg/Cu. M 

55 to 75

3

Sieve Analysis: (Particle Size)

+ 16 (1.19 mm)

10 % MAX

 - 16  +  35 (- 1.19mm + 0.5mm)

30 % TO 50 %

 - 35  +  50 (- 0.5 mm + 0.297 mm)

20 % TO 40 %

 - 50  +  100 (- 0.297mm + 0.149mm) 

15 % TO 25 %

4

Moisture Content 

0.25% Max.

5

Thermal Conductivity at 25°C.                                           

0.04 W/m°C

Silicon Dioxide %

71 to 76.

Aluminum Oxide %

10 to 14.

Ferric Oxide % (max)

0.40.

Ferrous Oxide % (max)

0.50.

Calcium Oxide %

0.50.

Magnesium Oxide %

0.20.

Sodium Oxide %

3 to 4.

Potassium Oxide %

4 to 5.

Organic Matter %

Nil.