Nano precipitated calcium carbonate for sealant & Adhesive

Nano precipitated calcium carbonate for sealant & Adhesive

Itmes		Index
No.	Physical Properties	CC-5	CC-7	SCC-2
1	Apperance	White powdery	White powdery	White powdery
2	Surface Area, m²/g (BET)≥	28-32	20-24	30-35
3	Average Particle Size,(nm)	30-60	60-80	30-50
4	Specific Gravity g/cm³	2.0-2.2	1.0-1.4	2..0-2.2
5	Apparent specific volume (ml/g)	1.5-1.7	1.0-1.4	1.5-1.7
6	Brightness % ≥	95	93	95
7	Moisture % ≤	0.6	0.4	0.6
8	DOP Oil absorption ml/100g	35.0-45.0	23.0-27.0	35.0-45.0
9	Residue on 120 mesh % ≤	0	0	0

No.	Chemical analysis	CC-5	CC-7	SCC-2
1	PH value	8.5-9.5	8.3-9.3	8.5-9.5
2	CaCO_{3 %}≥	96	95.5	96
3	MgO % ≤	0.8	0.8	0.8
4	SiO_{2 %} ≤	0.3	0.3	0.3
5	Activation % ≥	98	98	98
6	Applicable characteristics	Fine thixotropic and excellent reinforcement ablity,especial good elongation at break and Anti-deforming Capability	Low DOP oil absorption, provide good thixotropy, anti- collapsibility and stability, also give excellent viscosity	Fine thixotropic ,very good molding of the sealant after use SCC-2 Good anti-sagging ablity and flexibility,low Oil absorption and so on
			improve the rheological properties in plastisol, enhance the strength

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