30/40/50/60mm Medium Alumina Grinding Ball

• Material: Alumina
• Content: >90%
• Usage: Grind
• Model NO.: TCH
• Processing Type: Isostatic Pressing Type
• Size: Middle
• Color: White
• Customized: Customized
• Al2O3: 92%/95%
• Density: 3.65g/cm3
• Transport Package: 25kgs Bag
• Specification: SGS ISO
• Trademark: ZALY
• Origin: Lianyungang, China
• HS Code: 69091900
• Production Capacity: 200mt/Month

Product Description

zaly  alumina ceramic balls
                 - most ideal grinding media for glaze material,body material and various powdered ore
Raw material:           calcined alumina of high-temperature and low sodium
Forming process:    25-80mm--Isostatic pressed balls (CIP)
                                     1-20 mm-- Rolling formed balls
Product Feature:     High density
                                      high hardness
                                      low wear loss
                                     good normalization
                                     good corrosion-resistance                                 
Application: 
zaly's alumina grinding balls are widely used as lining and grinding meda of ball mill on ceramics, paints,refractories,building material,mines,metallurgy, cement etc.
Product Spec.

Performance Index	92 series	95 series	99 series
Al2O3    (%)	92	95	99
Hardness(Mohs)	≥9	≥9	≥9
Water Absorption (%)	< 0.01	<0.01	<0.01
Density (g/cm3)	3.63	3.68	3.85
Self Wear Rate	< 0.01%(24h)	<0.01%(24h)	<0.01%(24h)
Color	White	White	White

Size of alumina ceramic balls
Dry Pressing Formed

Dimension	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

Rolling Formed

Dimension	20	18	15	10	8	6	5	3	1
Dia (mm)	20±1.5	18±1.5	15±1	10±1	8±1	6±1	5±1	3±1	1±0.5

ZALY 1mm alumina  grinding balls  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  --→  Sinter by pushed slab kiln  --→ Pack