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Reaction Bonded Silicon Nitride/Si3N4 Balls
Reaction Bonded Silicon Nitride/Si3N4 Balls from Goodfellow are high-performance ceramic balls made of silicon nitride. With high hardness and excellent wear resistance, these Si3N4 balls are ideal for applications like ball bearings, valves, and seal rings. Goodfellow offers Reaction Bonded Silicon Nitride/Si3N4 Balls in 6 quantities. The combination of properties like high strength, low density, and chemical stability make these silicon nitride balls suitable for demanding mechanical applications across industries like aerospace, automotive, and general engineering.
Formula: Si₃N₄
Diameter: 3mm
Quantity: 100 Pcs
Type: Precision Sphere
Sphericity: 0.625µm
UOM Code: 655-405-49
Diameter: 3mm
Quantity: 100 Pcs
Type: Precision Sphere
Sphericity: 0.625µm
UOM Code: 655-405-49
SKU: 1000182513
Product Code: SI63-SP-000110
Tolerances
Ball/Sphere
| Diameter | Standard | ±5% |
|---|---|---|
| Diameter | Precision | See Item |
Tolerances
Ball/Sphere
| Diameter | Standard | ±5% |
|---|---|---|
| Diameter | Precision | See Item |
£608.99
each
- Buy 5 for £493.29 each and save 19%
- Buy 10 for £450.65 each and save 26%
No Minimum order
Free technical support
*Free delivery worldwide
Material Properties for Ceramics
Chemical Resistance
| Element | Value |
|---|---|
| Acids - concentrated | Fair |
| Acids - dilute | Good |
| Alkalis | Fair |
| Halogens | Good |
| Metals | Fair |
Electrical Properties
| Element | Value |
|---|---|
| Dielectric constant | 10 |
| Volume resistivity( Ohmcm ) | >10⁷@25 |
Physical Properties
| Element | Value |
|---|---|
| Apparent porosity( % ) | 15-23 |
| Density( gcm⁻³ ) | 2.4 |
Thermal Properties
| Element | Value |
|---|---|
| Upper continuous use temperature( C ) | 1200-1500 |
| Specific heat( J K⁻¹ kg⁻¹ ) | 690@25°C |
| Thermal conductivity( W m⁻¹ K⁻¹ ) | 10-16@20°C |
| Coefficient of thermal expansion( x10⁻⁶ K⁻¹ ) | 3.3@20-1000°C |
Mechanical Properties
| Element | Value |
|---|---|
| Tensile modulus( GPa ) | 170-220 |
| Hardness - Vickers( kgf mm⁻² ) | 800-1000 |
| Shear strength( MPa ) | 190-240 |
| Tensile strength( MPa ) | 160 |
Pultrusions
| Element | Value |
|---|---|
| Compressive strength( MPa ) | 550-650 |
Other Customers Purchased
-
Reaction Bonded Silicon Nitride/Si3N4 Sheet Formula: Si₃N₄
Thickness: 4mm
Length 1: 25mm
Length 2: 25mm
UOM Code: 187-501-46
eachStarting at £167.84
Discounts applied for volume purchases -
Reaction Bonded Silicon Nitride/Si3N4 Rod Formula: Si₃N₄
Diameter: 2mm
Length: 100mm
UOM Code: 229-721-58
eachStarting at £341.50
Discounts applied for volume purchases -
Tungsten Carbide/Cobalt Balls Formula: WC 94/Co 6
Diameter: 0.4mm
Quantity: 10 Pcs
Type: Precision Sphere
Sphericity: 0.625µm
UOM Code: 022-279-80
eachStarting at £150.47
Discounts applied for volume purchases -
Alumina Balls
Formula: Al₂O₃
Quantity: 10 Pcs
Type: Non-Precision Sphere
Sphericity: Nominal
CAS Number: 1344-28-1
UOM Code: 439-337-21eachStarting at £92.27
Discounts applied for volume purchases -
Yttria-stabilized Zirconia Balls Formula: ZrO₂/Y₂O₃
Diameter: 2mm
Quantity: 100 Pcs
Type: Precision Sphere
Sphericity: 0.625µm
CAS Number: 114168-16-0
UOM Code: 157-157-51
eachStarting at £269.72
Discounts applied for volume purchases -
Reaction Bonded Silicon Nitride/Si3N4 Tube Formula: Si₃N₄
Outside Diameter: 8mm
Wall Thickness: 1.5mm
Inside Diameter: 5mm
Length: 100mm
UOM Code: 186-190-72
eachStarting at £992.69
Discounts applied for volume purchases
