Heavy calcium carbonate｜Products

Our products utilized for various purposes

papers・paint・rubbers・resins・adhesive・road white line・foods・tooth paste・feed・agrichemicals・fertilizer・neutralizer・etc.

Much finer powder for high grade papers, resin, paint and rubbers.

Heavy calcium carbonate which expected high performance at compounding process.

This material is are produced on a strict controlled process under Food hygiene law.
So you can use it most safely.

This material is very weak alkalinity. So even if you touch this powder, it would not harm your body.

test item		Brand
		for general purpose						for special use
		for general purpose						fine powder		ultra-fine. powder			high brightness
		FP- 300	KS-500	KS-800	KS-1000	KS-1200	KS-1300	Kristone-SS	Kristone-SSS	ACE-25	ACE-30	ACE-35	KS-1200 RS
specific surface area	cm²/g	2,500	5,000	8,000	10,500	11,500	12,500	15,000	17,500	20,000	25,000	30,000	10,500
average particle diameter Dsw	μｍ	8.9	4.4	2.8	2.1	1.9	1.8	1.5	1.3	1.1	0.9	0.7	2.1
cumulative distribution (％）	30μｍ	60	78	90	100	100	100	100	100	100	100	100	100
	20μｍ	27	56	77	96	99	100	100	100	100	100	100	98
	10μｍ	6	31	57	79	85	92	98	99	100	100	100	79
	5μｍ	4	21	40	56	59	67	77	84	89	97	99	55
	2μｍ	-	13	22	29	31	34	39	48	53	66	77	30
	1μｍ	-	6	10	12	13	14	16	21	24	31	38	13
average particle diameter DP50	μｍ	26.7	17.7	7.8	4.2	3.8	3.2	2.6	2.1	1.9	1.5	1.2	4.2
brightness(%)	blue filter	more than 93	more than 93	more than 93	more than 94	more than 94	more than 94	more than 94	more than 94	more than 94	more than 94	more than 94	more than 96
apparent density	g/ml	0.87	0.70	0.53	0.43	0.42	0.40	0.37	0.36	0.33	0.30	0.28	0.43
oil absorption	ml/100g	12	16	18	22	22	22	26	27	30	32	35	22
DOP Dioctyl phthalate absorption	ml/100g	13	18	20	24	24	24	28	29	31	34	37	24
used for		paper・paint・rubber・synthetic resin・adhesive・road white line・tooth paste・feed・agrichemicals・fertilizer・neutralizer

test item	standard specifications
purity(CaCO₃)	98.0％～102.0％
properties	white fine powder, odorless
validation test	reacts with chloride and dissolve
HCl insoluble matter	0.20％ below
free alkali	0.05％ below
Pb	20μg/g below
alkali metal & Magnecium	1.0％ below
Barium(Ba)	0.03％below
As₂O₃	4.0μg/g below
loss on drying	2.0％ below
Based on Japanese Standard of Food Additives

Brand	total alkali content(%)	fertilizer stndatd(%)
CaCO3 fertilizer	more han 50.0	guaranteed value 50

test item	brand	FSK-3	ASK-5	SST-40	UST-50	BSR-5	Sun cut- 160	GK-1
specific surface area	cm²/g	5,000	10,500	20,000	30,000	10,500	15,000	2,500
average particle diameter Dsw	μm	4.4	2.1	1.1	0.7	2.1	1.5	8.9
brightness(%)	blue filter	95	95	96	96	97	94	93
apparent density	g/ml	0.96	0.70	0.47	0.38	0.70	0.47	0.99
DOP Dioctyl phthalate absorption	ml/100g	11.0	13.5	16.5	19.0	13.5	25.0	15.0
Medicine classification (treated by)	fatty acid salt	○	○	○	○	○	-	-
	wax	-	-	-	-	-	○	-
	others	-	-	-	-	-	-	○
use for	PVC	◎	◎	◎	◎	◎	-	◎
	PP	○	◎	◎	○	◎	-	○
	PE	○	◎	◎	○	◎	-	○
	rubber	-	-	○	○	-	◎	-
	paint	-	-	○	○	-	-	-
DP50	μｍ	17.7	4.2	1.9	1.2	4.2	2.6	26.7
notes	-	-	-	-	-	high brightness	To suppress deterioration caused by ozone	-