zirconia abrasive flap discs

Specifications

SK-36 SK-38 Fire Clay Brick
Low thermal conductivity
High refractoriness
High mechanical strength

  SK-36 Fire Clay Brick

SK-36 Fire Clay Brick Specifications

SK-36 Fire Clay Brick Low thermal conductivity High refractoriness High mechanical strength

refractory kiln fire bricks low thermal conductivity Excellent insulating effect Good chemical stability Stable hightemper

refractory kiln fire bricks 1,can make according to designation 2,Good volumn stability

Features

1. Low bulk density, low thermal conductivity, good thermal insulation performance.

2. Refractory category allow direct contact of fire, suitable for various atmosphere

3. Good integrity with furnace lining, long service life, easy operation, could be shaped freely

4. Product specification: standard form, normal standard, shaped and special shaped bricks.

5. Can be used in various kilns because of its cheapness and general tray package. Among all of the refractory materials, it is the most widely used.

Applications

1. Furnaces of metallurgy industry, heat treatment furnace

2. Furnaces of chemical industry and construction industry.

3. Furnace of incineration of garbage, recirculating fluidized bed furnace

Standard sizing: 230 x 114 x 65 mm others up to the client

Item	AL-30	AL-34	AL-38	AL-45	AL-55
AL2O3(min)	30	34	38	45	55
Fe2O3(max)	2.5	2.5	2.0	2.0	2
Refractoriness	1670°C	1710°C	1750°C	1770°C	1770°C
Refractoriness under load,0.2MPa,(°C)	1250	1300	1350	1450	1470
Apparent porosity(%)	22-26	22-26	20-24	20-22	20
Bulk density(g/cm3)	1.9-2.1	1.95-2.1	2.1-2.2	2.15-2.22	2.2-2.35
Cold crushing strength(Mpa)	25	20	30	35	40
Thermal expansion at 1000(%)	0.8	0.6	0.6	0.5	0.4