Refractory Cement

We are offering refractory cement.
The product is produced based on the low cement castables by optimizing the binding system and adding active micro powder to enhance the strength.
technical data
item casta40s
chemical composition,% al2o3 40
max. Service temp.,℃ 1300(anti-infiltrating)
bulk density,gcm3 110℃×24h 2.3
mor,mpa 110℃×24h 7
800℃×3h 6
crushing strength,mpa 110℃×24h 40
800℃×3h 40
thermal conductivity,(350℃),w(m·k) 1.15
service area back lining of molten bath and furnace wall
alumina-silica monolithic refractories
item alumina-silica monolithic refractories
dry barrier mix high-strength castable light-weight castable insulating refractory mortar
al2o3+sio2,% 80 90 85 35(al2o3,%)
refractoriness,℃
service temp.,℃
1400
--
1690
--
1200 1560
bulk density,gcm3
1.93
2.2
0.6 --
crushing strength,mpa 110℃×24h -- 35 3 --
1000℃×3h
900℃×3h
--
60
--
3.9 --
plc,% 110℃×24h 0~-0.1 -- -- --
1000℃×3h 0~ -0.4 -- 0~ -1 +1~ -4
thermal conductivity,(1000℃),w(m·k) ~0.55 (800℃) ~0.6 (200℃) ~0.13 (700℃) ~0.35 (1000℃)
mor,mpa 110℃×24h -- 5 0.7
0.5
(cold rupture bonding strength)
1000℃×3h -- 10 0.98
0.5
(cold rupture bonding strength)
electrolyte reaction rate,% 13 -- -- --
adhesive time,min -- -- 1~3 1~3
grain size distribution +0.5mm -- -- -- 2
-0.074mm 50
application as barrier layer in bottom of the cell sidewall and colletor bar area insulating areas such as cell bottom and cell end masonry of light-weight bricks