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calcium carbonate fertilizer in agriculture and animal husbandry
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1.useage: Paint, Dope, Rubber, PVC pipe, Paper making etc as stuff materials
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2.specification:
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| item | super class | up to standard | our product |
| CaCO3 contents??????? %???? ≥ | 98 | 97 | 98-98.6 |
| PH value | 9.0-10.0 | 9.0-10.5 | 9.0-10.0 |
| Hydrochloric acid insoluble % ≤ | 0.1 | 0.3 | 0.08-0.10 |
| 105°C volatile matter content | 0.4 | 1 | 0.35-0.20 |
| Fe2O3 contents??????? %? ≤ | 0.08 | 0.12 | 0.08 |
| Manganese content???? % | 0.006 | 0.01 | 0.005 |
| Sedimentation (ml/g) ≥ | 2.8 | 2.4 | 2.4-3.6 |
| Screenings 125um,%≤ | 0.005 | 0.015 | 0.003-0.002 |
| Screenings 45um,%≤ | 0.3 | 0.5 | 0.10-0.28 |
| Whiteness≥ | 90 | ? | 95-96 |
| Water? solubles?? % ≤ | 0.2 | ? | 0.10-0.15 |
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3.size:325mesh 400mesh 600mesh 800mesh 1000mesh 1250mesh?
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1500mesh etc.
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4.the size and useage:
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? inside 200mesh: as the additive in the feed
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? 250-300mesh:?whitewash the wall,plastic,rubber,waterproof material
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? 350-400mesh:gusset plate,chemical,pipe
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? 400-600mesh:toothpaste and soap
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??800mesh:rubber,pvc,plastic,electric cable
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? 1250mesh:pvc,PE,coating,papermaking.


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