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Blast Cleaning Beads  
 
 
   
 
TYPICAL APPLICATIONS :

1. Cleaning and surface preparation(deburring,etching,paint removal and cosmetic finishing …) of
moulds,castings and delicate items.
2. Effectively used in air or wet pressure blasting process and in wheel turbine machines.

Features:

1. Reduced beads consumption (8-10 times).
2. Lower metal surface roughness.
3. Less operating pressure and reduced abrasive velocity needed. Thus have far less abrasive
breakdown and dust generation,results in cleaner working environment and better operator
visibility.
4. White color, high sphericity and smooth surface beads.
5. Strong mechanical resistance and high toughness, but gentle with equipment and tools preserving
work parts.
6. Chemically inert, no metallic contamination for treated parts.

Chemical Composition:

  SiO2 ZrO2 AL2O3
wt% 28 - 33 % 60 - 70 % < 10 %

Typical properties:

Specific Gravity Bulk Density Hardness Vickers
> 3.85 g/cm 3 > 2.3 kg/l > 700 HV1

SIZE:

Product code Size range (mm) TYPICAL CHEMICAL ANALYSIS
BCB 205 0 - 0.063 ZrO 2 60 - 70 %
BCB 170 0.045 - 0.09 SiO 2 28 - 33 %
BCB 120 0.063 - 0.125 Al 2 O 3 < 10 %
BCB 125 0 - 0.125
BCB 60 0.125 - 0.25 PHYSICAL PROPERTIES
BCB 40 0.25 - 0.425 Specific Gravity > 3.85 g/cm 3
BCB 30 0.425 - 0.6 Bulk density > 2.3 kg/l
BCB 20 0.6 - 0.85