Products

Heavy Calcium Carbonate
Heavy Calcium Carbonate

Our products utilized for various purposes

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

Common use

Ultrafine Powder

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

Surface treated heavy calcium carbonate

Heavy calcium carbonate which expected high performance at compounding process.

For special use

Add to foods(Aragen)

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

Ground white line(Fine coat)

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

Heavy calcium carbonate

test item Brand
for general purpose for special use
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

Specialty

a food additive:Aragen

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

Road white line

test item Fine court Senbikiya
specific surface area(cm2/g) 3.000 2,500
brightness(%) more than 93 more than 93
purity(CaCO3) more than 98.0 more than 98.0

fertilizer

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

Surface treated CaCO3

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 -
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