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"Dongfangbai" has the characteristics of fine particles, high hardness, strong jade feeling, low water absorption, and good light transmission. Its physical and chemical performance indicators meet or exceed national standards. The company's product sales have covered North America, Europe, the Middle East, Southeast Asia and other countries and regions. We wholeheartedly welcome domestic and foreign merchants to visit and negotiate with the company, we will provide you with quality products and good service.

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Oriental White Marble Physical and Chemical Inspection Data Sheet
Test items	unit of measurement	Standard technical indicatorsJC/T 202-2001	Inspection data	Meet the standard
Bulk density	g/cm3	not less than2.6	2.72	achieve
Water absorption	%	no greater than0.75	0.14	exceed
Bending strength	MPa	not less than7.0	19.9	exceed
Dry compression strength	MPa	not less than20.0	108.9	exceed
Gloss	degree	90(excellent)	100.7	exceed
SiO2	%		0.17
AL2O3	%		0.06
CaO	%		54.25
MgO	%		1.5
TiO2	%		0.008
Loss on ignition	%		43.62
Radium equivalent concentration	Bq/kg	Class A≦350	16	Class A products
Oriental white marble radioactive element test form
sampling	Total intensity (count)	Uranium content(10-6)	Thorium content(10-6)	Potassium content(%)
Background	13310	0.1	1.1	1.02
sample	13926	0.1	1.2	1.04
Measurement Results of Radiation Exposure Rate of Oriental White Marble
Measurement items	Measurement conditions	Exposure rate (u R/h) mean ± standard deviation	in conclusion
Oriental white marble	0.5 meters high from the brick surface	10.57±0.4	Can be directly used for indoor and outdoor decoration of various buildings