Calcined Kaolin

We are offering calcined kaolin.
calcined kaolin
origin: india
mineralogical composition: kaolinite - quartz
salient features:
excellent opacity
suspension agent
viscosity enhancer
anti caking agent
scrub resistance
enamel holdout
packaging: powder /
lumps
800kg jumbo bag or 50kg or
25 kg bags
physical properties: typical
particle size distribution 45 micron) 0.02%
reflectance 92% (white in colour)
brightness (iso) 92 ± 1
paint drawdown brightness (iso) 82 – 84
refractive index 1.62
yellow index 2.2 to 2.5
ph value 5 to 7
flow point 70 – 85
bulk density (gms / ltr) 300 to 340
mohs hardness 2,0 – 2,5
moisture content 0.5%
specific surface area bet (m2/gm) 11 – 13
water absorption (ml/100gm) 75 – 90
oil absorption of powder (gm/100gm) 55 – 65
chemical analysis: typical
sio2 51 to 54%
al2o3 43 to 45%
fe2o3 0.35%
tio2 0.90%
cao 0.016%
mgo 0.065%
k2o 0.20%
na2o 0.13%
l.o.i. 0.50%
application: ceramic, paper, paint, pigments, printing ink, rubber etc.
benefits: super optical properties, replace silicates, good hiding power, high gloss, enhance paper
processing efficiency, improve ink receptivity and offer more surface area.