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| SMR 20
Quality according to SMR Bulletin No.7:
1. Dirt (retained on 44 ยต aperture), (%wt) : Max 0.16
2. Ash % wt : Max 1.00
3. Volatile matter %wt : Max 0.80
4. Nitrogen (%wt) : Max 0.60
5. Initial Wallace Plasticity ( Po ) : Min 30
6. Plasticity Retension Index - PRI (P30/P0)x100: Min 40 |
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