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輕質(zhì)碳酸鈣和重質(zhì)碳酸鈣對(duì)下游產(chǎn)品水分的要求對(duì)比
1.普通工業(yè)沉淀碳酸鈣水分要求:
(1)橡膠和塑料應(yīng)用:優(yōu)等品≤0.4%,一等品≤0.5%
(2)涂料用:優(yōu)等品≤0.4%,一等品≤0.6%
(3)造紙用:等品≤1%,一等品≤1%
2.工業(yè)微細(xì)沉淀碳酸鈣和工業(yè)微細(xì)活性沉淀碳酸鈣水分指標(biāo)要求
(1)工業(yè)微細(xì)沉淀碳酸鈣:優(yōu)等品≤0.4%,一等品≤0.6%
(2)工業(yè)微細(xì)活性沉淀碳酸鈣:優(yōu)等品≤0.3%,一等品≤0.5%
3.工業(yè)活性沉淀碳酸鈣水分指標(biāo)要求:一等品≤0.4%,合格品≤0.6%
4.納米碳酸鈣水分指標(biāo):≤1.0%
(1)橡膠塑料用:Ⅰ≤0.4%,II≤0.4%,Ⅲ≤0.5%
(2)密封膠、膠粘劑:Ⅰ≤0.5%,II≤0.5%
(3)膠印油墨用:Ⅰ≤0.6%,II≤1.0%
(4)涂料用:≤0.5%
5.工業(yè)重質(zhì)碳酸鈣水分指標(biāo):
(1)重質(zhì)碳酸鈣:優(yōu)等品≤0.4%,一等品≤0.5%,合格品≤1.0%
(2)活性重質(zhì)碳酸鈣:一等品≤0.5%,合格品≤0.7%
6.造紙粉狀超細(xì)、細(xì)、粗粒度填料級(jí)研磨碳酸鈣水分指標(biāo):≤0.5%
7.牙膏工業(yè)用輕質(zhì)碳酸鈣水分指標(biāo):≤0.5%
8.牙膏用重質(zhì)碳酸鈣水分指標(biāo):≤0.2%
9.低砷碳酸鈣水分技術(shù):≤2%
10.漿狀和膏狀碳酸鈣固含量指標(biāo)要求
(1)漿狀固含量15-30%
(2)膏狀固含量≥40%
11.鉆井液用超細(xì)碳酸鈣固含量指標(biāo)要求:
(1)固含量:Ⅰ:15-30%,II≥40%