Alpha alumina powder for polishing

Alpha alumina powder for polishing,CHALCO,Rubber & Plastics,Environment,Inorganic Chemicals,Oxide

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Description

Overview

Quick Details

Classification:: Alumina

CAS No.:: 1344-28-1

Other Names:: alpha alumina,calcined alumina

MF:: Al2O3

EINECS No.:: 215-691-6

Place of Origin:: Shandong, China (Mainland)

Grade Standard:: Agriculture Grade, Electron Grade, Food Grade, Industrial Grade, Medicine Grade, Reagent Grade

Purity:: ≥99%min

Appearance:: White Powder

Application:: ceramics /polishing / refractory

Brand Name:: CHALCO

Model Number:: A-C-30

Product name:: Calcined Alumina

Alpha Alumina:: ≥94%

Al2O3:: ≥99%

SiO2:: ≤0.1%

Fe2O3:: ≤0.04%

Na2O:: ≤0.35%

Particle Size D50:: 4±1μm

L.O.I:: ≤0.20%

Effective Density:: ≥3.93 g/cm3

HS Code:: 28182000

Packaging & Delivery

Packaging Details: Calcined Alumina Package:
1.25kg/bag,1000kg/ jumbo bag
2.25-27tons /20'GP or per customer's request

Delivery Time: Shipped in 10 days after payment

Alpha alumina powder for polishing

Product Description

Alpha Calcined Alumina

Product Performance:

Using high quality raw materials, calcined alumina is being produced in the rotary kiln on the reasonable temperature, with the characteristic of high conversion rate, stable crystallization and low impurity content.

Its products have excellent performance of high mechanical strength, stable shrinkage rate, good electrical insulation, high wear resistance, and outstanding corrosion resistance.

Main Use:
-various abrasives, abrasive tools and fillers
-fine powder of various ceramic and refractory grade alumina
-high alumina structural ceramic
-electronic components, high insulating ceramic

Alpha alumina powder for polishing

Chemical Index:

Brands	Chemical components %				L.O.I %	α-Al₂O₃ %	Effective density g/cm³	Primary crystal size D50 um
Brands	Al₂O₃	SiO₂	Fe₂O₃	Na₂O	L.O.I %	α-Al₂O₃ %	Effective density g/cm³	Primary crystal size D50 um
A-C-30	≥99.0	≤0.10	≤0.04	≤0.35	≤0.20	≥94	≥3.93	4±1
A-C-30-A	≥99.0	≤0.10	≤0.04	≤0.35	≤0.20	≥93	≥3.93	2.5±1
A-C-40	≥99.4	≤0.20	≤0.07	≤0.4	≤0.25	≥90	≥3.90	--