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Quartz Sand & Gravel




RamdounPURE Quartz Sand & Gravel  

Quartz sand filter materials used in water treatment derived from the natural excellent sea sand with high purity through precise rinsing, rubbing and graduation.

 

Item

Description

Size :0.5-1mm,0.6-1.2mm,1-2mm,2-4mm,4-8mm,8-16mm,16-32mm

 

density

2.66 g/cm3

Volume weight

1.75 g/cm3

crush rate

0.53%

Abrasion rate

0.38%

Hole rate

43-47%

Hardness mohs rate

7.5

Dust rate

<1

Chemical spec

Boiling point

2550℃

Hydrochloric acid rate

<=3.0

High acid resistant

98%

Point melting

1480℃

Si02

>98%

Ca

0.02%

Zn

0.005%







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