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Potters Industries Spheriglass® 2530 Solid Glass Spheres

Category Ceramic , Glass , Oxide , Silicon Oxide , Other Engineering Material , Additive/Filler for Polymer
Manufacturer Potters Industries
Trade Name Spheriglass®
Port Ningbo port,China
Trade Terms FOB, CFR, CIF
Payment Terms L/C, T/T, Western Union
Download PDF Potters Industries Spheriglass® 2530 Solid Glass Spheres.pdf
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Material Notes:
Description: Spheriglass® fine solid glass spheres are used as an additive for thermoplastic and thermosetting resin systems. Glass spheres give products many benefits such as:Low Uniform ShrinkageLow WarpageHigh Flexural ModulusHigh Abrasion ResistanceHigh Compressive StrengthIncreased Surface HardnessBetter Stress DistributionThese and other characteristics enable the spheres to be used in a wide range of applications in the automotive, chemical, electronic, industrial, engineering, and photographic industries.Information provided by Potters Industries.
Physical Properties Metric English Comments
Specific Gravity 2.50 g/cc
2.50 g/cc
Bulk Density 1.46 g/cc
0.0527 lb/in³
Untapped; ASTM D 3101-78
1.57 g/cc
0.0567 lb/in³
Tapped; ASTM D 3101-78
Oil Absorption 18 %
18 %
ASTM D1483
Particle Size 60 - 70 µm
60 - 70 µm
Mean
45 - 90 µm
45 - 90 µm
Range
Particle Mesh Size 170 - 325 Mesh
170 - 325 Mesh
Mechanical Properties Metric English Comments
Hardness, Mohs 6.0
6.0
Modulus of Elasticity 68.9 GPa
10000 ksi
Poissons Ratio 0.16
0.16
Calculated
Shear Modulus 29.6 GPa
4300 ksi
Coefficient of Friction 0.90 - 1.0
0.90 - 1.0
Thermal Properties Metric English Comments
CTE, linear 9.00 µm/m-°C

@Temperature 20.0 °C
5.00 µin/in-°F

@Temperature 68.0 °F
Thermal Conductivity 1.51 W/m-K

@Temperature 500 °C
10.4 BTU-in/hr-ft²-°F

@Temperature 932 °F
Softening Point 704 °C
1300 °F
Component Elements Properties Metric English Comments
Al2O3 0.40 %
0.40 %
CaO 9.8 %
9.8 %
Fe2O3 0.20 %
0.20 %
Free Iron <= 0.10 %
<= 0.10 %
K2O 0.10 %
0.10 %
MgO 3.3 %
3.3 %
Na2O 13.7 %
13.7 %
SiO2 72.5 %
72.5 %
Electrical Properties Metric English Comments
Volume Resistivity 6.50e+12 ohm-cm
6.50e+12 ohm-cm
Dielectric Constant 6.9

@Frequency 1e+6 Hz
6.9

@Frequency 1e+6 Hz
Dissipation Factor 0.0085

@Frequency 1e+6 Hz
0.0085

@Frequency 1e+6 Hz
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