Fire bricks ZYC Series

1.Fire bricks ZYC Series 2. Professional manufacturer. 3. Delivery is quickly. 4. Quality is good. 5. The lowest price

                                                                  Fire bricks SK Series  

 

 

 

Characteristics:

 

1. High refractoriness.

 

2. Good spalling resistance and wear resistance.

 

3. Good corrosion resistance.

 

4. Good thermal shock resistance.

 

5. High mechanical strength.

 

6. High-temperature creep rate is low.

 

7. Good volume stability at high temperature.

 

Physical and chemical indexes:

Item/Grade		Fire clay brick				High alumina brick
		ZYC-35	ZYC-38	ZYC-42	ZYC-45	ZYC-55	ZYC-65	ZYC-75	ZYC-85
AL2O3 % (≥)		35	38	42	45	55	65	75	85
Refractoriness °C (≥)		1680	1730	1750	1760	1770	1790	1790	1850
Refractoriness under load, 0.2MPa, Deg.C (≥)		1300	1350	1400	1420	1450	1500	1520	1550
Permanent linear Change, %	1500°C ,2h					0.1-0.4	0.1-0.4	0.1-0.4	0.1-0.4
	1400 °C,2h			+0.1-0.4	+0.1-0.3
	1350 °C,2h	+0.2-0.4	+0.1-0.3
Apparent porosity % (≤)		26	24	22	20	22	23	23	23
Cold crushing strength ,MPa (≥)		20	25	30	33	40	45	50	55

Fire bricks ZYC Series