white fused alumina for refractory material

white fused alumina for refractory material

Model No.︰8-5mm

Brand Name︰long teng

Country of Origin︰China

Unit Price︰US $ 888 / T

Minimum Order︰25 T

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Product Description

Chemical compositions

Physical properties

Items

Value of specification (%)

Color

White

Al2O3

      99.20-99.7

Melting point

2250 C

SiO2

      0.01-0.05

Bulk density

1.75-1.95g/cm3

Na2O

      0.23-0.35

Grain density

3.90g/cm3 min

Fe2O3

      0.04-0.08

 

Hardness

Morse hardness

9

Micro hardness

21600-22600kg/mm2

Package details

25kg PVC bags & 1 MT big bag

content of magnetic substance

0.0023%max

Usages

grinding media, sandblasting media;

surface cleaning, grit blasting,

lapping, polishing, grinding,

sandblasting, etching

mineral skin abrasion materials

metal finishing & surface preparation

refractors, ceramics, coatings

bonded & coated abrasives

dental lab products

Specifications

                  Sizes

 

Refractory grade

 

 

Grain/Grit size

8-5mm, 5-3mm, 3-1mm, 1-0mm

-8+5mm,-5+3mm,-3+1mm,-1+0mm

8-16,16-30,30-60,60-80

-8/+16, -16/+30, -30/+60, -30/+60

 

Fine powder

-320mesh, -280mesh, -240mesh, -200mesh

-180mesh, -150mesh, -120mesh, -100mesh

320F  280F   240F   200F 

180F  150F   100F

Abrasive grade

Sandblasting

grinding grade

F8, F10, F12, F14, F16, F20, F22, F24, F30

F36, F40, F46, F54, F60, F70, F80, F90

F100, F120, F150, F180, F220

Micro powder

Polishing grade

W”

W63 W50 W40 W28 W20 W14 W10 W7 W5 W3.5 W2.5 W1.5 W0.5

FEPA”

F230 F240 F280 F320 F360 F400 F500 F600 F800 F1000 F1200 F1500 F2000

 

JIS”

240# 280# 320# 360# 400# 500# 600# 700# 800# 1000# 1200# 1500# 2000# 2500#

3000# 4000# 6000# 8000#

 

Payment Terms︰ TT/LC

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