High Density Abrasive Alumina Grinding Ball with 92% 95% Al2O3

• Material: Alumina
• Content: >90%
• Usage: Grind
• Processing Type: Isostatic Pressing Type
• Size: Big
• Color: White
• Customized: Non-Customized
• Al2O3: 68%, 75%, 92%, 95%
• Transport Package: 3000 Metric Ton/Metric Tons / Month
• Specification: 1-80mm
• Origin: China
• HS Code: 28182000
• Production Capacity: 300 Metric Ton/Metric Tons / Month

Product Description

• Performance:

*High density and hardness

*impact resistance, low wear rate

*smooth surface, no pollution to the grinded products

*High performance and best price

• Specification:

Type	92%-Al2O3	95%-Al2O3
Al2O3 content (%)	≥ 92	≥ 95
Bulk Density (g/cm3)	≥ 3.6	≥ 3.63
Wear Rate (‰)	≤0.1	≤0.1
Hardness (Mohs)	9	9
Compression strength (Mpa)	≥2000	≥2100
Wear absorption (%)	<0.01	<0.01
color	white	white

• Application:

ZALY high density wear resistant alumina grinding ball  is mainly used as the grinding medium of ball mill in ceramics, cement paint, refractory,inorganic mineral powder and other industries.

It is widely applied in ceramics,paints,ink, coating,dyes, rubber and power industries.

microcrystalline  alumina grinding balls

 

• Production Process:

High purity ultrafine α-alumina powder As raw material --→ spray drying tower granulation-  --→ Roll forming method/Dry Pressed  --→  Sinter by pushed slab kiln  --→ Pack

 

 

 

 

•   Size :1mm;2mm;3-5mm;Tolerance: +/- 0.5mm

1. Main Properties of Inert Ceramic Balls and Alumina Balls
Dimension(mm)	80	70	60	50	45	30	25
Dia.(mm)	80±2.5	70±2.5	60±2	50±2	45±1	30±1	25±1
2. Alumina micro balls
Dimension(mm)	20	18	15	13	10	8	6
Dia.(mm)	20±1.5	18±1.5	15±1	13±1	10±1	8±0.5	6±0.5

 

 25-80mm--Isostatic pressed balls (CIP)

1-20 mm-- Rolling formed balls

•  SGS Certificate: