Images are for guidance only and might not represent the final product.
Technical Data Sheet
Safety Data Sheet
Wishlist

Fused Quartz Balls - Ø 3mm Q99

Fused Quartz Balls are high-purity silica-based spherical materials engineered for exceptional thermal stability, low thermal expansion, and outstanding chemical inertness. Manufactured from SiO₂ with purity levels exceeding 99.95%, they maintain stability at temperatures above 1100 °C and resist thermal shock, making them suitable for high-performance thermal insulation and demanding process environments. They find extensive application in aerospace thermal shields, high-temperature furnace linings, and precision instrumentation. Specific technologies benefiting from Fused Quartz Balls include lightweight refractory bricks using fused quartz hollow balls for insulation and high-purity ball forms for semiconductor process equipment. Their precision spherical shape enables uniform packing and consistent thermal performance in high-vacuum or corrosive gas environments. In research and innovation, these balls are critical for developing lightweight, high-temperature materials with stable chemical and physical properties, reinforcing their value in advanced manufacturing and industrial science.
Formula: SiO₂
Diameter: 3mm
Quantity: 100 Pcs
Type: Precision Sphere
Sphericity: 0.625µm
CAS Number: 14808-60-7
UOM Code: 188-840-80
Legacy Code: SI616830
Distributor Code:
GF18884080
SKU: 1000073438
Product Code: SI61-SP-000130

Tolerances

Ball/Sphere
Diameter Standard ±5%
Diameter Precision See Item

Tolerances

Ball/Sphere
Diameter Standard ±5%
Diameter Precision See Item
Technical Data Sheet
Safety Data Sheet
POA
each
No Minimum order Free technical support *Free delivery worldwide

Can't find what you're looking for? For customized options

Material Properties for Ceramics

Chemical Resistance
Element Value
Acids - concentrated Good
Acids - dilute Good
Alkalis Fair
Halogens Good
Metals Fair
Electrical Properties
Element Value
Dielectric constant 3.8
Dielectric strength( kV mm⁻¹ ) 25-40
Volume resistivity( Ohmcm ) 10¹⁸@25
Physical Properties
Element Value
Refractive index 1.46
Useful optical transmission range 180-2500nm
Apparent porosity( % ) 0
Water absorption - saturation( % ) 0
Density( gcm⁻³ ) 2.2
Thermal Properties
Element Value
Melting point( C ) 1715
Upper continuous use temperature( C ) 1100-1400
Specific heat( J K⁻¹ kg⁻¹ ) 670-740@25°C
Thermal conductivity( W m⁻¹ K⁻¹ ) 1.46@20°C
Coefficient of thermal expansion( x10⁻⁶ K⁻¹ ) 0.54@20-1000
Mechanical Properties
Element Value
Tensile modulus( GPa ) 72-74
Hardness - Knoop( kgf mm⁻² ) 820
Hardness - Vickers( kgf mm⁻² ) 1000
Shear strength( MPa ) 70
Tensile strength( MPa ) 48
Pultrusions
Element Value
Compressive strength( MPa ) 1100
Other Customers Purchased
  1. Fused Quartz Granules Fused quartz granules (SiO₂ >99.9%) with low expansion and high thermal stability; produced by melting and fragmenting. Used in precision casting, semiconductor manufacturing, refractory formulations, crucible feedstock, insulating bricks, and investment casting shells.

    Starting at $162.00

    each
    Discounts applied for volume purchases
    View Product
  2. Fused Quartz Tube Fused quartz tube (high‑purity SiO₂) with low expansion and chemical resistance; endures rapid thermal cycling. Used for wafer diffusion, spectroscopic reactors in supercritical fluids, and ultra‑clean containers; coatings can suppress sodium diffusion.

    Starting at $269.00

    each
    Discounts applied for volume purchases
    View Product
  3. Fused Quartz Rod Fused quartz rod (SiO₂ >99.9%) offering thermal stability, optical clarity, and chemical inertness with ultra‑low expansion. Used in semiconductor tools, high‑vacuum systems, optics, biomedical light delivery, alignment supports, and wear‑resistant rollers.

    Starting at $264.00

    each
    Discounts applied for volume purchases
    View Product
  4. Fused Quartz Powder Fused quartz powder (SiO₂ >99.9%) with controlled particle sizes for high‑temperature stability, low expansion, and chemical inertness. Used in investment casting shells, advanced ceramics, composite crucibles, and slurry‑based manufacturing with tuned rheology.

    Starting at $211.00

    each
    Discounts applied for volume purchases
    View Product
  5. Yttria-stabilized Zirconia Balls YSZ balls: hard, tough, wear‑resistant ceramic spheres for high‑purity milling, bearings, and valve components under heat and corrosive conditions; used in pigment dispersion, corrosion‑resistant bearings, and sealing applications.

    Starting at $408.00

    each
    Discounts applied for volume purchases
    View Product