Cerium oxide abrasives
Rare Material Division

Cerium oxide abrasives

Cerium oxide-based abrasives are used for polishing glass for LCD panels and hard disks.

summary

Cerium oxide-based abrasive MIREK™.

This abrasive is based on cerium oxide, and it is used in advanced field of the electronic and optical industry to polish glass substrate, hard disk, photomask, and optical glass.

Features and Strengths

  1. CeO₂ abrasive grains enable high-rate, low-damage processing

  2. Abundant lineup suitable for each application, from primary polishing to final finishing

  3. Customization is possible by using various additives to suit the customer's usage.

Examples of Uses

Liquid crystal glass substrate
Hard disk board
Photomask
Optical glass

(product) line-up

(taxonomical) form

characteristics

Average particle diameter (μm)
Laser Diffraction, etc.

Main applications

HL05

fine powder

0.5~0.9

For final finishing

HL10

0.8~1.3

For final finishing

HL21

1.0~1.4

For final finishing

HL30

1.2~1.7

For primary polishing

HL40

1.5~2.3

For primary polishing

HL030CS

slurry

0.2~0.3

For final finishing

HL020CS

0.1~0.2

For final finishing

K020C

0.08~0.15

For final finishing
Colloidal silica substitute/developmental product

Scrollable

Scrollable

The above data are representative values, not standard values.

For those who want to know more about cerium oxide abrasives

Please feel free to contact us for product case studies and technical consultation.

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