High Alumina Ceramic Balls for Grinding and Polishing

• Material: Alumina
• Content: 60%-99%
• Usage: Construction, Machinery, Chemical, Grind
• Processing Type: Rolling Type
• Size: 0.5mm-30mm
• Color: White
• Model NO.: alumina
• Customized: Non-Customized
• Model Number: Customer′s Requirements
• Product Name: Alumina Ceramic Microball
• Shape: Round
• Moh′s Hardness: 9
• Certificate: ISO9001:2015
• Sample: Free
• Transport Package: PP Woven Bag or Ton Bags with Pallet
• Specification: 1-30mm
• Trademark: qimingxing
• Origin: Shandong
• HS Code: 6909120000
• Production Capacity: 20000

Product Description

                               High alumina Ceramic Balls for grinding and polishing

(1) Application

 

Alumina grinding media ball is mainly used in ceramic, glaze, paint, zirconia silicate, aluminum oxide, quartz, silicon carbide, talc, lime carbonate, kaolin, titanium and other materials grinding,  and mechanical equipment accessories.

 

(2) Properties

 

High density, high hardness, low wear loss, regular shape, impact resistance, corrosion resistance, etc.

 

(3) Chemical Property

 

	92% Alumina Grinding Ball
Al2O3(%)	92±1
Fe2O3(%)	<0.25
SiO2(%)	≤5
Mohs hardness	9
Water absorption	<0.01
Bulk density(g/cm3)	>3.60
Wear loss(g/kgh)	<1.6
Crushing strength(3mm)	>1050N
Size	Ø0.5-60mm
Sphericity	>95%

 

	75% Alumina Grinding Ball
Al2O3(%)	>75
Fe2O3(%)	<0.4
SiO2(%)	≤20
Mohs hardness	8
Water absorption	<0.01
Bulk density(g/cm3)	>3.15
Wear loss(g/kgh)	<1.6
Crushing strength(3mm)	>800N
Size	Ø0.5-13mm
Sphericity	>95%

 

	60% Alumina Grinding Ball
Al2O3(%)	≥60
Fe2O3(%)	<0.6
SiO2(%)	≤31
Mohs hardness	7
Water absorption	<0.01
Bulk density(g/cm3)	>2.8
Wear loss(g/kgh)	<1.6
Crushing strength(3mm)	>600N
Size	Ø0.5-13mm
Sphericity	>95%

 

	99% Alumina Grinding Ball
Al2O3(%)	≥99
Others(%)	<0.5
Mohs hardness	7
Water absorption	<0.01
Bulk density(g/cm3)	>3.90
Wear loss(g/kgh)	<1.6
Crushing strength(30mm)	>55000N
Size	Ø0.5-13mm
Sphericity	>95%

 

(4) Standard Dimension

 

ø0.5-1mm, ø1.5mm, ø2mm, ø2.5mm, ø3mm, ø3.5mm, ø4mm, ø5mm, ø6mm, ø8mm, ø10mm, ø13mm,

ø15mm, ø20mm, ø30mm, ø40mm, ø50mm, ø60mm

 

(5) Package

 

Different package as to meet different customer's requirements.

Wooden Crates              Drum          Plastic Pallet         Bulk Packing

 

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