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GENERAL INFORMATIONS 
KERSTRA Ceramic beads
Ceramic beads are an extremely tenacious and nevertheless material-gentle iron-free abrasive which is used especially to clean tools, to trim and scale, to clean surfaces and to them in good condition.
Technical Data |
Grain geometry: |
round | Deliverable granulations: |
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|---|---|---|---|---|---|---|---|---|
Appearance: |
yellowish | B |
205 |
0 bis |
63 µ |
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B |
125 |
0 bis |
125 µ |
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Hardness: |
50 – 60 HRC (700 HV 1) | B |
120 |
70 bis |
125 µ |
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B |
60 |
125 bis |
250 µ |
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Specific weight: |
3,85 kg / dm³ | B |
40 |
250 bis |
425 µ |
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B |
30 |
425 bis |
600 µ |
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Bulk weight: |
2,30 kg / dm³ | B |
20 |
600 bis |
800 µ |
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Chemical Average analysis: |
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ZrO2 |
SiO2 |
Al2O3 |
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|---|---|---|---|---|---|---|
Min. |
60% |
28% |
– |
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Max. |
70% |
33% |
10% |
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| Batch Sizes: | 25kg in synthetic material canisters on one-way palettes, shrink-wrapped in foil. |
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