Golden Vermiculite Crude

Golden vermiculite,medium and small flake size,mainly for construction and gardening purpose.

Golden Vermiculite

Typical Chemical properties:

Element                                 % by weight

SiO2: 36-46                           Al2O3: 10-15

MgO: 15-35                            CaO: 1-5

Fe2O3: 5-12                          H2O: 8-16

Other: 0.2-2.0

Typical Physical properties:

Appearance: Gold to brown flakes

PH value: 7-9

Loss on ignition: 6.5%

Fusion point: 2200-2400F

Items                                    RV-3050R      RV-2040R         RV-0301R

Flake size (mm)                    3-5               1.5--2.5                1.0

Impurity (%)                         5.0%max      5.0% max            5.0% max

Moisture (%)                       5.0%max      5.0% max           5.0% max

Grades of mixture                 8.0                 8.0                        8.0

Expansion ratio:                  7-8min           5-6 min              5-6 min

Bulk volume (kg/m3)           180max         180 max            280 max

Application: used for making fertilizer; as fillers in rubber, plastic and construction industry

Golden Vermiculite Crude