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

 
 

 

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

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

E-SPHERES®
SL Series

Nominal
Particle Size
Range In
Microns

Approximate
Particle Mean in Microns

Comments

E-SPHERES SLG

20 - 300

130

General Grade

E-SPHERES SL300

150 - 300

150

General Purpose  Coarse Grade

E-SPHERES SL150

20 - 150

100

General Purpose Fine Grade

E-SPHERES SL125

12 - 125

80

Fine Grade

E-SPHERES SL500

250 - 500

300

Coarsest Grade

E-SPHERES SL75

12 - 75

45

Finest Grade

SEM photo

Technical Specifications - SL Series

Technical Details SL Series

Typical Physical Properties

Form

Free flowing powder

Particle Size

12 - 500 microns

Colour

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

1600 - 1800 Deg. C

Compressive strength

~6,500 psi (45 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 - 60%

Alumina Al2O3

36 - 40%

Iron Oxide Fe2O3

0.4 - 0.5%

Titanium Dioxide TiO2

1.4 - 1.6%

Cross section of E-Spheres in a metalic syntactic foam. [Picture courtesy of Imre N. Orbulov, Janos Dobranszky, Arpad Nemeth: Microstructural characterisation of syntactic foams 44 (2009) 4113-4019 - Budapest University of Technology & Economics]

HEALTH AND SAFETY INFORMATION

E-SPHERES® SL series 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 SL Series E-Spheres, choose from the following locations:
AUSTRALIA
USA
EUROPE

 

 
 

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