Natural agate stone grinding balls for planetary and high energy ball mills.

Specification

 Item  Value
 Bulk density  2.65 kg/dm3
 Modulus of elasticity  >70 Gpa
 Hardness  7.2-7.5 Mohs
 SiO2  97.26%
 MgO/CaO/Mn2O3  2.74%


Grinding jar ball configuration

50ml

100ml

150ml

250ml

300ml

400ml

500ml

1000ml

Ball size/qty
(pcs)

 Ø6mm

 50

100

150

280

330

420

500

1000

Ø10mm

8

16

24

40

48

80

100

200

Ø20mm

2

2

3

If only buy this product, please pay more $5 shipping charge to our paypal account: [email protected], and please inform us by email to [email protected]