E-SPHERES, a versatile and comprehensive
range of products.

  
 

 

E-SPHERES® are available in two product variants. Off-White ES Series (below) and the White SL Series. Click Here to view the SL Series

Product Grades Available - ES Series 
Click on each grade to see the spec sheet

E-SPHERES®
ES Series

Nominal
Particle Size
Range In
Microns

Approximate Particle Mean
in Microns

Comments

E-SPHERES ESG

20 - 300

130

General Grade
 E-SPHERES  ES300 100 - 300  150

 General Purpose
 Coarse Grade

E-SPHERES ES150

20 - 150

100

General Purpose Fine Grade

E-SPHERES ES125

12 - 125

80

Fine Grade

E-SPHERES ES75

12 - 75

45

Finest Grade

SEM photo

Technical Specifications - ES Series

Technical Details ES Series

Typical Physical Properties

Form

Free flowing powder

Particle Size

12 - 500 microns

Colour

Off White

Relative density

0.6 - 0.8g/cc

Bulk density

0.3 - 0.4g/cc

Shell thickness

approx. 10% of diameter

pH of water dispersion

6 - 8

Melting point

1500 - 1600 Deg. C

Compressive strength

~5,800 psi (40 MPa)

Hardness

6 Moh's scale

Refractive index

1.53

Thermal conductivity

0.1 W / m / Deg.C

Oil absorption

~7g/100g

Chemical Properties

Typical (By Weight):

Silica SiO2

55 - 65%

Alumina Al2O3

30 - 36%

Iron Oxide Fe2O3

1 - 2%

Titanium Dioxide TiO2

0.5 - 1%

HEALTH AND SAFETY INFORMATION

E-SPHERES® is an inert material. The material may be prone to dusting in use. Grinding, milling or otherwise generating dust may create a respiratory hazard. In high dust areas the use of goggles and a NIOSH approved dust respirator is recommended.

To download a Material Safety Data Sheet (MSDS) for ES Series E-Spheres, choose from the following locations:
AUSTRALIA
USA
EUROPE

 

  
 

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