Technical Standard of Polished Floor Tile

Technical Standard

Polished Floor Tile

High degree safety and health constructional materials

Pollution resistance--After high temperature calcinations of 12000C, the product has low water absorption, and the pores of the tile surface are extreme small preventing the stains from penetrating.

Anti-electrostatic--The product has the anti-electrostatics function and is applicable to the wall and floor decorations where anti-electrostatic is required.

Low radioactivity--The base materials without radioactive radon, tested by national building materials testing center, products conform to GB6566-200.! Category.

	Product standards	Test Value
Water absorption	<=0.5%	<0.2%
Breaking strength Rupture modulus	>=1300N >=27MPa	>=2500N >=39MPa
Length	+-0.6%	+-0.5%
Width	+-0.6%	+-0.5%
Surface smoothness	+-0.5%	+-0.5%
Edge straightness	+-0.5%	+-0.5%
Squareness	+-0.6%	+-0.5%
Wearing strength	<205m³	<140m³
Linear thermal expanse on coefficient	<9*10^-6K^-1	<7*10^-6K^-1
Thermal versatility	No crackle and crack after rapid cooling and rapid heating cycle for 10 times	No crackle and crack after rapid cooling and rapid heating cycle for 10 times
Frost resisting property	No crack spalling after frost resistance	No crack spalling after frost resistance
Glossiness	>=55	>=60
Radioactivity	1Ra<=1 1R<=1.3	1Ra<=1.0 1R<=1.3