Water-resistant material Talc powder

Physical and chemical properties:

Physical and chemical properties	600 mesh	800 mesh	1250 mesh	2000 mesh	2500 mesh	3000 mesh
Whiteness (%)	≥90	≥92	≥94	≥94	≥94	≥94
Particle size distribution (D98)	20μm	15μm	10μm	6μm	5μm	4μm
325 mesh screenings (%)	≤0.1	≤0.01	no	no	no	no
Oil absorption	≤30-50
Bulk density g/cm3	0.3-0.35	0.28-0.30	0.17-0.20	0.15-0.17	0.13-0.15	0.11-0.13
Moisture (%)	≤0.5
PH value	7-9
Loss on ignition(1000°C)(%)	≤8
Wet whiteness (%)	≥38	≥48	≥50	≥55	-	-
Average particle size(%)	12.0	8.0	5.5	3.5	3.0	2.5
Maximum grain size (%)	30.0	20.0	13.0	9.0	8.0	7.0