65-95% 30 мм 40 50 60 Al2o3 шарик глинозема для шаровой мельницы керамические шлифовальные


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Описание и отзывы


Трекер стоимости

Месяц Минимальная цена Макс. стоимость
Sep-18-2025 0.65 $* 0.14 $*
Aug-18-2025 0.13 $* 0.13 $*
Jul-18-2025 0.31 $* 0.71 $*
Jun-18-2025 0.40 $* 0.64 $*
May-18-2025 0.65 $* 0.23 $*
Apr-18-2025 0.99 $* 0.87 $*
Mar-18-2025 0.58 $* 0.3 $*
Feb-18-2025 0.41 $* 0.41 $*
Jan-18-2025 0.28 $* 0.90 $*

Характеристики



Products Description






Grinding Balls are suitable for grinding medium used in ball grinding machines.




Technical Parameter


Product
Al2O3 
%
Bulk density g/cm2
Water absorption
Mohs Hardness scale
Abrasion loss %
Color
High Alumina Grinding Balls
92
3.65
0.01
9
0.011
White
Medium Alumina Grinding Balls
65-70
2.93
0.01
8
0.01
Yellow-White
Appearance Demand
High Alumina Grinding Balls
Medium Alumina Grinding Balls
Crack
Not Permission
Not Permission
Impurity
Not Permission
Not Permission
Foam hole
Above 1mm not permission, size in 0.5mm permit 3 balls.
1mm
Flaw
Max. size in 0.3mm permit 3 balls
Advantage
a)High Alumina Content
b)High density
c)High Hardness
d)High Wearing Feature
Warranty:
a) By National Standard HG/T 3683.1-2000
HG/T 3683.1-2000
b) Offer lifetime consultation on problems occurred


TYPE1
Typical chemical compositions


Items
Proportion
Items
Proportion
Al2O3
65-70%
SiO2
30-15
Fe2O3
0.41
MgO
0.10
CaO
0.16
TiO2
1.71
K2O
4.11
Na2O
0.57


Products size data


Spec.(mm)
Volume(cm3)
Weight(g/pc)
Φ30
14±1.5
43±2
Φ40
25±1.5
100±2
Φ50
39±2
193±2
Φ60
58±2
335±2


TYPE 2
Typical chemical compositions


Items
Proportion
Items
Proportion
Al2O3
≥92%
SiO2
3.81%
Fe2O3
0.06%
MgO
0.80%
CaO
1.09%
TiO2
0.02%
K2O
0.08%
Na2O
0.56%


Specific properties


Spec.(mm)
Volume(cm3)
Weight(g/pc)
Φ30
14±1.5
43±2
Φ40
25±1.5
126±2
Φ50
39±2
242±2
Φ60
58±2
407±2


Packing & Shipping




Production and installation






Certifications






Scope of application




Why Choose Us








Contact us




FAQ


Q: How do I pay for my purchase order? 
A: T/T, Irrevocable L/C at sight, Paypal,Western Union, etc... 

Q:What’s your company Production Capacity? 
A:More than 2000cubic meter/Month. 

Q: What's the MOQ?
A: Our MOQ is 1cubic meter. If the quantity less than 1cubic meter,the price will be higher. 

Q: What's the delivery time for MOQ? 
A: It will takes about 3 days. But the exact time is according to actual situation. 

Q: Can I have my own customized product? 
A: Yes, your customized requirements are welcome. 

Q: Do you have quality control? 
A: Yes, we have ISO, SGS, some other third party certificate and our company’s QC depart can do the regular test . 

Q:Which countries and the main Clients your company export the goods to? 
A: UK, USA, France, Kazakhstan, Japan, Korea, Singapore, Belgium, Russia, Netherlands , Middle East etc.




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