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carbonate?calcium?powder
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1.Characteristic
1).Identical grain size ,low oil absorption value.
2).To reduce the cost of products ; to make products have good foamed effect.
3).To enhance hardness,rigidity,size stability ,fire-retardantness,glossiness of products.
4).In rigid PVC products, it can accelerate gelation, enhance cold impact strength, eliminate plate out, and improve surface gloss.
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2.manufacture?process: burn?the?limstone?or?calcite?so?create?the?calcium?oxide?then?mix?the
water,create?the??Calcium?hydroxide,then?through?carbonize,dehydrate,dry?and?smash.
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3.specification
items(mesh) | caco3?content(%) | whiteness(%) | oil?absorption(ml/100g) | moisture(%) |
325 | 97 | 94 | 16.6 | 0.4 |
400 | 98 | 94 | 18 | 0.4 |
600 | 98 | 95 | 20 | 0.3 |
800 | 98 | 95 | 21.5 | 0.3 |
1000 | 98 | 95 | 21.5 | 0.3 |
1250 | 98 | 95 | 22 | 0.2 |
1500 | 98 | 96 | 25 | 0.2 |
2000 | 98 | 97 | 27 | 0.2 |
2500 | 98 | 97 | 27.5 | 0. |
3000 | 98 | 97 | 28 | 0.3 |
3500 | 98 | 97 | 28.5 | 0.3 |
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4.Package and storage
1) 25kg/bag in kraft bag or poly woven bag,or addording to your demand/design.
2) Keep in a tightly closed container, stored in a cool, dry, ventilated area. Protect against physical damage.
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5. Prduct photo:
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