Grade I
| Type | Minimum | maximum |
|---|---|---|
| Si | 44.00% | 53.00% |
| Zr | 35.00% | 40.00% |
| C | – | 0.50% |
| S | – | 0.04% |
| P | – | 0.04% |
| Al | – | 1.00% |
| Fe | Balance | – |
Grade II
| Type | Minimum | maximum |
|---|---|---|
| Si | 50.00% | 70.00% |
| Zr | 16.00% | 20.00% |
| C | – | 0.20% |
| S | – | 0.030% |
| P | – | 0.030% |
| Al | – | 1.50% |
| Fe | Balance | – |
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Our Location
8 Green Lanes, London, England, N13 6JR. JV5Q+9X London, United Kingdom
