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JIS A series Insulating Firebrick

JIS A series Insulating Firebrick

JIS A series Insulating Firebrick

JIS A Series are lightweight insulating firebricks featuring high thermal insulation properties.

Typical Applications

A1  : Low-temperature furnace, dryer furnace inner lining (hot face) and various kilns back-up lining (cold face)

A3〜A7 : Various kiln furnaces inner lining (hot face) and back-up lining (cold face)

Specifications

Product Name A1 A3 A4 A5 A6 A7
JIS Classification 900-0.50-0.23 1100-0.50-0.29 1200-0.55-0.32 1300-0.60-0.34 1400-0.70-0.36 1500-0.75-0.38
Standard Temperature (°C) at which Permanent

Linear Change does not exceed ±2%

900 1100 1200 1300 1400 1500
Bulk Density 0.50 0.50 0.55 0.60 0.70 0.75
Thermal Conductivity at 600°C

(W/(mK) JIS R 2616

0.23 0.29 0.32 0.34 0.36 0.38
Test Results Bulk Density 0.48 0.48 0.52 0.55 0.65 0.72
Cold Crushing Strength (MPa)

JIS R 2615

1.1 1.5 1.6 2.0 2.5 3.0
Thermal Conductivity at 600°C

(W/(mK)) JIS R 2616

0.20 0.26 0.28 0.29 0.33 0.37
Permanent Linear Change (%)

at ( )°C×12h JIS R 2613:1998

-0.40
(900)
0.00
(1100)
-0.03
(1200)
-0.35
(1300)
-0.39
(1400)
-0.86
(1500)

 

Data shown are typical values obtained in accordance with accepted test methods.
They are provided for your reference only and are subject to change without notice. 

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