high strength clay fireplace bricks - all kinds of sizes

Good resistance to acids, salts and oils, High water permeability, Competitive price, High refractoriness, No radiation, no dust - details see: https://www.buildingsupplieshub.com/high-strength-clay-fireplace-bricks-10081729

Place of Origin: Liaoning China (Mainland)	Brand Name: HR	Model Number: all kinds of sizes	refractoriness: high
cold compressive strength: high	thermal shock resistance: excellent	water permeability: good	bulk density: 1.8-2.3 kg/cm3
price: low and assembly	color: red,yellow,grey,brown,black

contact supplier for high strength clay fireplace bricks

High strength clay fireplace brickshave other characteristics

accordin to the consumer 's designs and specifications
excellent thermal resistance and freeze-thaw resistance
good permeability and adjust humidity
high refractoriness
acid erosion, rain erosion resistant
high strength,

we can supply all kinds of red wall bricks:

ITEM		NL13	SK-30N3	SK32	SK-34N1	NZ42
Refractoriness(SK)		≥32 ≥1710	≥31 ≥1690	≥32 ≥1710	≥34 ≥1750	≥34 ≥1750
Bulk Density g/cm³		≥2.3	≥1.9	≥1.9	≥2.0	≥2.26
Apparent porosity %		≤13	≤26	≤26	≤24	≤20
Cold Crushing Strength MPa		≥49	≥19.6	≥19.6	≥19.6	≥40
Lingar Expasion % at1000
Rate of lingar Change % at *2hrs			-0.5~+0.5 1350	-0.5~+0.5 1350	-0.5~+0.5 1400	≤0.2 1350
Soften Yield Point Under Load (T2) at 0.2MPa		≥1450		≥1350	≥1350	≥1400
Chemical Analysis %	SiO₂
	Al₂O₃	≥38	≥39		≥40	≥42
	Fe₂O₃	≤2	≤1.7