Collection: Balls - Ceramic - Ruby - Synthetic

9 Products in this selection
  • Extreme hardness, wear resistance, non-corrosiveness and chemical inertness.
  • Tolerances available on request. Grades shown are AFBMA / ISO3290-1.
  • Grade 25.
  • Extreme hardness, wear resistance, non-corrosiveness and chemical inertness.
  • High mechanical strength.
  • Specific Gravity: 3.98.
Additional resources:
Balls Master Catalogue PDF
AFBMA Ball Grades

A more comprehensive listing may be found on the MBA Minibearings main store at Balls - Ceramic - Ruby - Synthetic.
Diameter (D) Material Precision Grade Hardness Properties Colour Indicative
Image
Diameter (D)
0.500
mm
+/- 0.00254
Material
Synthetic Ruby
Precision Grade
Grade 25
Hardness
9 Mohs
Properties
Extreme hardness and wear resistance
Colour
Ruby
1001942 | BL-00050-RY-G25 (10 Pcs) --- Ceramic Balls - 0.5 mm Synthetic Ruby - Grade 25
Material: Synthetic Ruby    Specific Gravity: 3.98    Standard: AFBMA   
Part Number: BL-00050-RY-G25 (10 Pcs) Ceramic Balls - 0.5 mm Synthetic Ruby - Grade 25
1 pack (10 pcs) Available Now | Further orders can be expected around Sat, Jun 21, 2025
Regular price $148.95 AUD
Regular price $178.75 AUD Sale price $148.95 AUD
Per 10
Diameter (D) Material Precision Grade Hardness Indicative
Image
Diameter (D)
0.500
mm
+/- 0.00254
Material
Synthetic Ruby
Precision Grade
Grade 25
Hardness
9 Mohs
1001942 | BL-00050-RY-G25 (10 Pcs) --- Ceramic Balls - 0.5 mm Synthetic Ruby - Grade 25
Material: Synthetic Ruby    Properties: Extreme hardness and wear resistance    Colour: Ruby    Specific Gravity: 3.98    Standard: AFBMA   
Part Number: BL-00050-RY-G25 (10 Pcs) Ceramic Balls - 0.5 mm Synthetic Ruby - Grade 25
1 pack (10 pcs) Available Now | Further orders can be expected around Sat, Jun 21, 2025
Regular price $148.95 AUD
Regular price $178.75 AUD Sale price $148.95 AUD
Per 10
View the product page first if you are unsure.
Diameter (D)
1.000
mm
+/- 0.00254
Material
Synthetic Ruby
Precision Grade
Grade 25
Hardness
9 Mohs
Properties
Extreme hardness and wear resistance
Colour
Ruby
1002871 | BL-00100-RY-G25 (10 Pcs) --- Ceramic Balls - 1 mm Synthetic Ruby - Grade 25
Material: Synthetic Ruby    Specific Gravity: 3.98    Standard: AFBMA   
Part Number: BL-00100-RY-G25 (10 Pcs) Ceramic Balls - 1 mm Synthetic Ruby - Grade 25
1 pack (10 pcs) Available Now | Further orders can be expected around Sat, Jun 21, 2025
Regular price $148.95 AUD
Regular price $178.75 AUD Sale price $148.95 AUD
Per 10
Diameter (D)
1.000
mm
+/- 0.00254
Material
Synthetic Ruby
Precision Grade
Grade 25
Hardness
9 Mohs
1002871 | BL-00100-RY-G25 (10 Pcs) --- Ceramic Balls - 1 mm Synthetic Ruby - Grade 25
Material: Synthetic Ruby    Properties: Extreme hardness and wear resistance    Colour: Ruby    Specific Gravity: 3.98    Standard: AFBMA   
Part Number: BL-00100-RY-G25 (10 Pcs) Ceramic Balls - 1 mm Synthetic Ruby - Grade 25
1 pack (10 pcs) Available Now | Further orders can be expected around Sat, Jun 21, 2025
Regular price $148.95 AUD
Regular price $178.75 AUD Sale price $148.95 AUD
Per 10
View the product page first if you are unsure.
Diameter (D)
2.000
mm
+/- 0.00254
Material
Synthetic Ruby
Precision Grade
Grade 25
Hardness
9 Mohs
Properties
Extreme hardness and wear resistance
Colour
Ruby
1040425 | BL-00200-RY-G25 (10 Pcs) --- Ceramic Balls - 2 mm Synthetic Ruby - Grade 25
Material: Synthetic Ruby    Specific Gravity: 3.98    Standard: AFBMA   
Part Number: BL-00200-RY-G25 (10 Pcs) Ceramic Balls - 2 mm Synthetic Ruby - Grade 25
1 pack (10 pcs) Available Now | Further orders can be expected around Sat, Jun 21, 2025
Regular price $149.14 AUD
Regular price $178.96 AUD Sale price $149.14 AUD
Per 10
Diameter (D)
2.000
mm
+/- 0.00254
Material
Synthetic Ruby
Precision Grade
Grade 25
Hardness
9 Mohs
1040425 | BL-00200-RY-G25 (10 Pcs) --- Ceramic Balls - 2 mm Synthetic Ruby - Grade 25
Material: Synthetic Ruby    Properties: Extreme hardness and wear resistance    Colour: Ruby    Specific Gravity: 3.98    Standard: AFBMA   
Part Number: BL-00200-RY-G25 (10 Pcs) Ceramic Balls - 2 mm Synthetic Ruby - Grade 25
1 pack (10 pcs) Available Now | Further orders can be expected around Sat, Jun 21, 2025
Regular price $149.14 AUD
Regular price $178.96 AUD Sale price $149.14 AUD
Per 10
View the product page first if you are unsure.
Diameter (D)
2.381
mm
+/- 0.00254
Material
Synthetic Ruby
Precision Grade
Grade 25
Hardness
9 Mohs
Properties
Extreme hardness and wear resistance
Colour
Ruby
1041206 | BL-00238-RY-G25 (5 Pcs) --- Ceramic Balls - 2.381 mm Synthetic Ruby - Grade 25
Material: Synthetic Ruby    Specific Gravity: 3.98    Standard: AFBMA   
Part Number: BL-00238-RY-G25 (5 Pcs) Ceramic Balls - 2.381 mm Synthetic Ruby - Grade 25
1 pack (5 pcs) Available Now | Further orders can be expected around Sat, Jun 21, 2025
Regular price $79.77 AUD
Regular price $95.73 AUD Sale price $79.77 AUD
Per 5
Diameter (D)
2.381
mm
+/- 0.00254
Material
Synthetic Ruby
Precision Grade
Grade 25
Hardness
9 Mohs
1041206 | BL-00238-RY-G25 (5 Pcs) --- Ceramic Balls - 2.381 mm Synthetic Ruby - Grade 25
Material: Synthetic Ruby    Properties: Extreme hardness and wear resistance    Colour: Ruby    Specific Gravity: 3.98    Standard: AFBMA   
Part Number: BL-00238-RY-G25 (5 Pcs) Ceramic Balls - 2.381 mm Synthetic Ruby - Grade 25
1 pack (5 pcs) Available Now | Further orders can be expected around Sat, Jun 21, 2025
Regular price $79.77 AUD
Regular price $95.73 AUD Sale price $79.77 AUD
Per 5
View the product page first if you are unsure.
Diameter (D)
2.499
mm
+/- 0.00254
Material
Synthetic Ruby
Precision Grade
Grade 25
Hardness
9 Mohs
Properties
Extreme hardness and wear resistance
Colour
Ruby
1043398 | BL-00250-RY-G25 (10 Pcs) --- Ceramic Balls - 2.499 mm Synthetic Ruby - Grade 25
Material: Synthetic Ruby    Specific Gravity: 3.98    Standard: AFBMA   
Part Number: BL-00250-RY-G25 (10 Pcs) Ceramic Balls - 2.499 mm Synthetic Ruby - Grade 25
1 pack (10 pcs) Available Now | Further orders can be expected around Sat, Jun 21, 2025
Regular price $157.86 AUD
Regular price $189.44 AUD Sale price $157.86 AUD
Per 10
Diameter (D)
2.499
mm
+/- 0.00254
Material
Synthetic Ruby
Precision Grade
Grade 25
Hardness
9 Mohs
1043398 | BL-00250-RY-G25 (10 Pcs) --- Ceramic Balls - 2.499 mm Synthetic Ruby - Grade 25
Material: Synthetic Ruby    Properties: Extreme hardness and wear resistance    Colour: Ruby    Specific Gravity: 3.98    Standard: AFBMA   
Part Number: BL-00250-RY-G25 (10 Pcs) Ceramic Balls - 2.499 mm Synthetic Ruby - Grade 25
1 pack (10 pcs) Available Now | Further orders can be expected around Sat, Jun 21, 2025
Regular price $157.86 AUD
Regular price $189.44 AUD Sale price $157.86 AUD
Per 10
View the product page first if you are unsure.
Diameter (D)
2.779
mm
+/- 0.00254
Material
Synthetic Ruby
Precision Grade
Grade 25
Hardness
9 Mohs
Properties
Extreme hardness and wear resistance
Colour
Ruby
1044571 | BL-00278-RY-G25 (10 Pcs) --- Ceramic Balls - 2.779 mm Synthetic Ruby - Grade 25
Material: Synthetic Ruby    Specific Gravity: 3.98    Standard: AFBMA   
Part Number: BL-00278-RY-G25 (10 Pcs) Ceramic Balls - 2.779 mm Synthetic Ruby - Grade 25
1 pack (10 pcs) Available Now | Further orders can be expected around Sat, Jun 21, 2025
Regular price $158.05 AUD
Regular price $189.65 AUD Sale price $158.05 AUD
Per 10
Diameter (D)
2.779
mm
+/- 0.00254
Material
Synthetic Ruby
Precision Grade
Grade 25
Hardness
9 Mohs
1044571 | BL-00278-RY-G25 (10 Pcs) --- Ceramic Balls - 2.779 mm Synthetic Ruby - Grade 25
Material: Synthetic Ruby    Properties: Extreme hardness and wear resistance    Colour: Ruby    Specific Gravity: 3.98    Standard: AFBMA   
Part Number: BL-00278-RY-G25 (10 Pcs) Ceramic Balls - 2.779 mm Synthetic Ruby - Grade 25
1 pack (10 pcs) Available Now | Further orders can be expected around Sat, Jun 21, 2025
Regular price $158.05 AUD
Regular price $189.65 AUD Sale price $158.05 AUD
Per 10
View the product page first if you are unsure.
Diameter (D)
3.000
mm
+/- 0.00254
Material
Synthetic Ruby
Precision Grade
Grade 25
Hardness
9 Mohs
Properties
Extreme hardness and wear resistance
Colour
Ruby
1045289 | BL-00300-RY-G25 (10 Pcs) --- Ceramic Balls - 3 mm Synthetic Ruby - Grade 25
Material: Synthetic Ruby    Specific Gravity: 3.98    Standard: AFBMA   
Part Number: BL-00300-RY-G25 (10 Pcs) Ceramic Balls - 3 mm Synthetic Ruby - Grade 25
1 pack (10 pcs) Available Now | Further orders can be expected around Sat, Jun 21, 2025
Regular price $158.05 AUD
Regular price $189.65 AUD Sale price $158.05 AUD
Per 10
Diameter (D)
3.000
mm
+/- 0.00254
Material
Synthetic Ruby
Precision Grade
Grade 25
Hardness
9 Mohs
1045289 | BL-00300-RY-G25 (10 Pcs) --- Ceramic Balls - 3 mm Synthetic Ruby - Grade 25
Material: Synthetic Ruby    Properties: Extreme hardness and wear resistance    Colour: Ruby    Specific Gravity: 3.98    Standard: AFBMA   
Part Number: BL-00300-RY-G25 (10 Pcs) Ceramic Balls - 3 mm Synthetic Ruby - Grade 25
1 pack (10 pcs) Available Now | Further orders can be expected around Sat, Jun 21, 2025
Regular price $158.05 AUD
Regular price $189.65 AUD Sale price $158.05 AUD
Per 10
View the product page first if you are unsure.
Diameter (D)
3.175
mm
+/- 0.00254
Material
Synthetic Ruby
Precision Grade
Grade 25
Hardness
9 Mohs
Properties
Extreme hardness and wear resistance
Colour
Ruby
1049029 | BL-00318-RY-G25 (5 Pcs) --- Ceramic Balls - 3.175 mm Synthetic Ruby - Grade 25
Material: Synthetic Ruby    Specific Gravity: 3.98    Standard: AFBMA   
Part Number: BL-00318-RY-G25 (5 Pcs) Ceramic Balls - 3.175 mm Synthetic Ruby - Grade 25
2 units (10 pcs) Available Now | Further orders can be expected around Sat, Jun 21, 2025
Regular price $79.86 AUD
Regular price $95.84 AUD Sale price $79.86 AUD
Per 5
Diameter (D)
3.175
mm
+/- 0.00254
Material
Synthetic Ruby
Precision Grade
Grade 25
Hardness
9 Mohs
1049029 | BL-00318-RY-G25 (5 Pcs) --- Ceramic Balls - 3.175 mm Synthetic Ruby - Grade 25
Material: Synthetic Ruby    Properties: Extreme hardness and wear resistance    Colour: Ruby    Specific Gravity: 3.98    Standard: AFBMA   
Part Number: BL-00318-RY-G25 (5 Pcs) Ceramic Balls - 3.175 mm Synthetic Ruby - Grade 25
2 units (10 pcs) Available Now | Further orders can be expected around Sat, Jun 21, 2025
Regular price $79.86 AUD
Regular price $95.84 AUD Sale price $79.86 AUD
Per 5
View the product page first if you are unsure.
Diameter (D)
3.969
mm
+/- 0.00254
Material
Synthetic Ruby
Precision Grade
Grade 25
Hardness
9 Mohs
Properties
Extreme hardness and wear resistance
Colour
Ruby
1052439 | BL-00397-RY-G25 (10 Pcs) --- Ceramic Balls - 3.969 mm Synthetic Ruby - Grade 25
Material: Synthetic Ruby    Specific Gravity: 3.98    Standard: AFBMA   
Part Number: BL-00397-RY-G25 (10 Pcs) Ceramic Balls - 3.969 mm Synthetic Ruby - Grade 25
1 pack (10 pcs) Available Now | Further orders can be expected around Sat, Jun 21, 2025
Regular price $179.23 AUD
Regular price $215.07 AUD Sale price $179.23 AUD
Per 10
Diameter (D)
3.969
mm
+/- 0.00254
Material
Synthetic Ruby
Precision Grade
Grade 25
Hardness
9 Mohs
1052439 | BL-00397-RY-G25 (10 Pcs) --- Ceramic Balls - 3.969 mm Synthetic Ruby - Grade 25
Material: Synthetic Ruby    Properties: Extreme hardness and wear resistance    Colour: Ruby    Specific Gravity: 3.98    Standard: AFBMA   
Part Number: BL-00397-RY-G25 (10 Pcs) Ceramic Balls - 3.969 mm Synthetic Ruby - Grade 25
1 pack (10 pcs) Available Now | Further orders can be expected around Sat, Jun 21, 2025
Regular price $179.23 AUD
Regular price $215.07 AUD Sale price $179.23 AUD
Per 10
View the product page first if you are unsure.