0.5-13mm zirconia alumina grinding beads

Short Description:

Zirconia toughened alumina (ZTA) grinding bead is a combination of zirconium oxide and aluminum oxide, sintered at high temperature.


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Zirconia alumina grinding beads Application

ZTA grinding media, is mainly used in coating, paint, pigment, ceramics, ink, electronic ceramics, titanium dioxide, pesticides, Kaolin, calcium carbonate, zirconia powder, mineral material, special chemical and other industries, also applied in Nano materials(such as lithium battery, barium sulfate, grinding ceramic ink, etc.)

zirconia alumina grinding beads Properties

** High density, high grinding efficiency; low price, cost-effective. Microcrystalline structure, low porosity, low wear; mainly used in non-ferrous metal ores, industrial ceramic powder materials, non-metal powder materials, papermaking, coatings, inks, other powder materials and other fields; suitable for ball mills , mixing mill, peeling machine, polishing machine and sanding machine and other types of grinding media.
** High grinding performance: Compared with ordinary materials, the wear-resistant ceramic ball with scientific formula has 2-5 times higher wear-resistant performance.
** Good fluidity: Thanks to the advanced preparation process, the surface of the sphere is smooth, the self-lubricating performance of the ceramic is outstanding, the scientific sorting process ensures the roundness, and the wear is low in the grinding condition.
** Impact and wear resistance: Toughened ceramics have good toughness at high temperatures, and can be easily handled even when used in equipment with high working intensity.
** High strength, high fracture toughness, high corrosion resistance and super smooth surface, etc.
** Large specific gravity, abrasion resistance, PPM abrasion grade, high hardness.

Zirconia Alumina Grinding Beads Property

ZTA370

ZTA380

ZTA450

ZTA470

ZTA500

Al2O3(%)

≥87

≥66

/

/

/

ZrO2(%)

≥5

≥18

≥62

≥70

≥75

SiO2(%)

≤5

≤12

≤30

≤24

≤20

HV hardness(GPa)

≥12.5

≥11

≥10

≥10

≥10

Crushing Strength(N)

≥1000(ø3)

≥12000(ø8)

≥1200(ø3)

≥1300(ø3)

≥1450(ø3)

Water absorption

<0.01

<0.01

<0.01

<0.01

<0.01

Bulk density(g/cm3)

≥3.7

≥3.8

≥4.5

≥4.70

≥5.0

Wear loss rate(g/kg.h)

≤1.5

≤1.5

≤1.3

≤1.3

≤1.0

Sphericity

≥95%

≥95%

≥95%

≥95%

≥95%

Agate Milling Media and Custom Components

Zirconia alumina grinding beads
Standard Dimension
ø0.5-1mm, ø1.5mm, ø2mm, ø2.5mm, ø3mm, ø3.5mm, ø4mm, ø5mm, ø6mm, ø8mm. 10mm,13mm

Zirconia alumina grinding bead Packing
Different package as to meet different customer’s requirements.
Wooden Crates       Drum      Plastic Pallet     Bulk Packing    Plastic Bucket


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