Firebird glass furnace super duty silica bricks are made from plant owned high purity silica mineral, sintered in gas fueled down draft kiln.
The bricks enjoy the characters of high purity (high SiO2 content, low Fe2O3 content, Low flux factors), high refractoriness under load, high tridymite content, high density & high strength, low true density, low expansion & low creep rate, accurate size tolerance.
Crown and superstructure of glass melting tank and regenerators.
Typical Indexes
Guarantee | Typical | Guarantee | Typical | ||
SiO2 | ≥ 96 | 96.5 | ≥ 96 | 96.1 | |
Fe2O3 | ≤ 0.7 | 0.61 | ≤ 1.0 | 0.8 | |
CaO | % | ≤ 2.5 | 2.24 | ≤ 2.5 | 2.35 |
Flux Factor AI2O3+2(K2O+Na2O) | ≤ 0.5 | 0.44 | ≤ 0.7 | 0.60 | |
Refractoriness | °C | 1710 | 1710 | 1710 | 1710 |
Apparent Porosity | % | ≤ 21 | 18 | ≤ 22 | 20 |
Bulk Density | g/cm3 | 1.83 | 1.88 | 1.83 | 1.87 |
True Density | g/cm3 | ≤ 2.34 | 2.32 | ≤ 2.34 | 2.32 |
Cold Crushing Strength | MPa | ≥ 35 | 45 | ≥ 30 | 38 |
0.2MPa Refractoriness Under load, T0.6 | °C | ≥ 1680 | 1695 | ≥ 1680 | 1690 |
Permanent Linear Change (°C x 2h) |
% |
0~+0.2 1450 |
+0.1 |
0~+0.3 1450 |
+0.2 |
20-1000°C Thermal Expansion (x106/°C) | % | 1.25 | - | 1.25 | - |
Residual Quartz | % | ≤ 1 | 0.3 | ≤ 1 | 0.7 |
Mullite, Sillimanite, Andalusite brick series are bonded
refractory bricks mainly contain crystal structure of
mullite phase(3Al2O3·2SiO2), glass phase (SiO2) &
corundum phoase (Al2O3) after high temperature
sintered.The bricks possess the characteristics of high
refractoriness under load, good thermal shock
resistance, good erosion resistance ability and
low creep rate, etc.
Mainly used in glass furnace upper structure, regenerator, tin bath, channel, cover plate and forehearth. And also steel industry hot blast stove, blast furnace, etc.
Typical Indexes
Items | Mullite Brick | Sillimanite Brick | Andalusite Brick | ||||
Grade | MU-75 | MU-70 | SIL65 | SIL60 | HZ65 | HZ60 | |
Al2O3 | % | 75.3 | 73.8 | 66.8 | 60 | 65 | 60 |
SiO2 | % | 23.28 | 24.5 | 30.7 | 38 | 33 | 38 |
Fe2O3 | % | 0.12 | 0.17 | 0.31 | 0.6 | 0.9 | 0.8 |
Bulk density | g/cm3 | 2.77 | 2.67 | 2.53 | 2.5 | 2.45 | 2.3 |
Apparent porosity | % | 15 | 16.3 | 16.8 | 17 | 18 | 19 |
Cold crushing strength | MPa | 140 | 140 | 140 | 80 | 80 | 80 |
0.2MPa Refractoriness under load |
℃ | 1700 | 1700 | 1670 | 1600 | 1650 | 1600 |
Reheating linear change(1600℃ × 3h) | % | 0.2 | 0.2 | 0.2 | 0.2 | 0.2 | 0.2 |
Creep Under Compression 5-25hrs @0.2MPa | % |
0.2 @1600 |
0.2 @1630 |
0.2 @1650 |
0.2 @1600 |
Mainly used in glass furnace, glass fiber furnace, rockwool furnace, garbage incinerator, ceramic frit glaze furnace, reheating furnace, etc.
Typical Indexes
Items | Zircon Brick | Sintered AZS Brick | Zircon Mullite brick | ||||
Code | ZS-KBL | SR-HQ | ZS-PT | SJ-AZS | ZM-20 | ZM-15 | |
Description |
Spalling Resistance |
High quality |
Normal Duty |
AZS | Zircon Mullite | ||
ZrO2 | % | ≥ 65 | ≥ 65 | ≥ 63 | ≥ 31 | ≥ 20 | 15-20 |
SiO2 | % | ≤ 33 | ≤ 33 | ≤ 34 | ≤ 21 | 11 | ≤ 20 |
Al2O3 | % | / | / | / | ≥ 46 | ≥ 60 | 50-60 |
Fe2O3 | % | ≤ 0.3 | ≤ 0.3 | ≤ 0.3 | ≤ 0.5 | ≤ 0.5 | ≤ 1.0 |
Bulk density | g/cm3 | 3.84 | 3.7 | 3.65 | 3.2 | 3.2 | 3.1 |
Apparent porosity | % | ≤ 16 | ≤ 18 | ≤ 22 | ≤ 18 | 17 | 17 |
Cold crushing strength | MPa | ≥ 130 | ≥ 100 | ≥ 90 | ≥ 110 | 150 | 100 |
Refractoriness under load 0.2MPa,0.6% | °C | ≥ 1700 | ≥ 1670 | ≥ 1650 | ≥ 1650 | ≥ 1700 | ≥ 1650 |
Reheating linear change(1600°C × 3h) | % | ±0.2 | ±0.3 | ±0.3 | ±0.3 | ±0.3 | ±0.3 |
Creep Under Compression 5-25hrs @0.2MPa | % |
<0.2 @1500 |
<0.2 @1500 |
Mainly used in the key part of coal chemical, glass fiber furnace,C-glass furnace, ceramic glaze, incinerator, nonferrous smelting furnaces, etc.
Typical Indexes
Items | High Chrome |
Middle Chrome |
60 Chrome Corundum | 30 Chrome Corundum | 12 Chrome Corundum | |
Grade | HC-93 | MC-86 | CC-60 | CC-30 | CC-12 | |
Cr2O3 | % | 93 | 86 | 60 | 30 | 12 |
Al2O3 | % | 38 | 68 | 80 | ||
Fe2O3 | % | 0.2 | 0.2 | 0.5 | ||
Bulk density | g/cm3 | 4.3 | 4.2 | 3.63 | 3.53 | 3.3 |
Apparent porosity | % | 17 | 17 | 14 | 16 | 18 |
Cold crushing strength | MPa | 100 | 100 | 130 | 130 | 120 |
Refractoriness under load (0.2MPa, 0.6%) | ℃ | 1700 | 1700 | 1700 | 1700 | 1700 |
● Glass: Crown hot repair, Conveyor Rollers; Refractories components
● Aluminum casting : Launder sections, filter bowls and pouring spouts
● Coke oven, chemical industry acid lining, high temperature furnace sagger, etc.
Typical Indexes
Indexes | FS-a | FS-b | |
SiO2 | % | ≥ 99.5 | ≥ 98.5 |
Bulk Density | g/cm3 | 1.85-1.90 | 1.75-1.80 |
Apparent Porosity | % | 8-12 | 16-21 |
Compressive Strength | RT | ≥ 50 | ≥ 35 |
Thermal Expansion (RT- 1000°C)(x10-6/°C) |
% | 0.6 | 0.6 |
Thermal Conductivity (500°C) | W/m·K | 0.66 | 0.65 |
Thermal Shock Resistance (1100°C to cool water) |
cycles | ≥ 30 | ≥ 50 |
Material Characteristics | Homogeneous, dense, defect free | ||
Use effect | Long service life, excellent stability |
Firebird insulating firebricks are manufactured from high grade refractory powder and materials in good purity, shaped by casting or extrude or foaming methods, sintered at high temperature & enough holding time, grinding to dimensions & safety packed.
Good reheating linear change
High purity, high apparent porosity & high strength
Low bulk density,low thermal conductivity
Accurate dimensions
Straight, arch, block, customization sizes are available
As a primary hot face refractory lining or as back-up insulation behind other refractories in furnaces.
Iron & Steel
Hot blast stove, Blast furnace, Reheating furnace, Annealing furnace
Glass
Glass melting furnace, Regenerator chamber, Glass tempering furnace
Petrochemical
Ethylene Pyrolysis furnace, Tubular furnace, Reforming furnace of synthetic ammonia
Building Material
Ceramics tunnel kiln, Lime kiln, Carbon baking furnace, Cement kiln
Industrial Machines
Carburizing furnace, Heat treating furnace, Electronic products furnace, Incinerator, Melting furnace
Firebird Insulating Firebricks are provided according to different classification standard:
(1) ASTM Standard FJM20, 23, 25. 26, 28, 30, 32;
(2) JIS Classification Standard B1, B2, B4, B5, B6, B7, C1, C2;
(3) Mullite, Sillimanite, High Alumina, Bubble Alumina, Fireclay, Silica, Diatomite by content.
Items | FJM20 | FJM23L | FJM23 | FJM23H | FJM25 | FJM26 | FJM28 | FJM30 | FJM32 | |
Classification Temperature | ℃ | 1100 | 1230 | 1260 | 1260 | 1350 | 1430 | 1540 | 1600 | 1650 |
Bulk Density | kg/m3 | 550 | 500 | 550 | 600 | 800 | 780 | 880 | 1000 | 1200 |
Cold Crushing Strength | MPa | 1.1 | 1.2 | 1.3 | 1.4 | 2 | 2.5 | 2.8 | 3.0 | 3.8 |
Modulus of Rupture | MPa | 0.9 | 0.9 | 1.0 | 1.1 | 1.2 | 1.4 | 1.7 | 1.8 | 2.0 |
Reheating Linear Change °C x 12h |
% |
-1.0 1200 |
-0.3 1230 |
-0.2 1230 |
-0.4 1260 |
-0.5 1350 |
-0.7 1400 |
-0.8 1500 |
-0.8 1600 |
-0.7 1600 |
Thermal Conductivity 350 ± 10°C |
W/m·k | 0.18 | 0.16 | 0.18 | 0.20 | 0.24 | 0.24 | 0.30 | 0.40 | 0.43 |
Al2O3 | % | 55 | 42 | 42 | 44 | 54 | 55 | 65 | 72 | 75 |
Fe2O3 | % | 1.8 | 0.8 | 0.8 | 0.9 | 0.8 | 0.8 | 0.6 | 0.5 | 0.4 |
Items | B1 | B2 | B4 | B5 | B6 | B7 | C1 | C2 | |
Classification Temperature | °C | 900 | 1000 | 1200 | 1300 | 1400 | 1500 | 1300 | 1400 |
Bulk Density | kg/m3 | 650 | 700 | 800 | 800 | 900 | 1000 | 1100 | 1200 |
Reheating Linear Change℃× 8h | % |
0.68 900 |
0.8 1000 |
0.30 1200 |
0.3 1300 |
0.6 1400 |
0.9 1500 |
0.7 1300 |
0.8 1400 |
Cold Crushing Strength | MPa | 3 | 3.2 | 1.2 | 1.4 | 2.4 | 3.6 | 4.4 | 5.7 |
Modulus of Rupture | MPa | 1.5 | 1.8 | 0.7 | 0.8 | 1.8 | 2 | 2.2 | 2.4 |
Thermal Expansion JIS R2617,°C | % |
0.1 900 |
0.23 1000 |
0.5 1000 |
0.5 1000 |
0.48 1000 |
0.5 1000 |
0.5 1000 |
0.5 1000 |
AI2O3 | % | 12 | 12 | 41 | 41 | 41 | 62 | 40 | 41 |
Fe2〇3 | % | 4.2 | 3.6 | 1.2 | 1.2 | 1.4 | 0.9 | 1.2 | 1.2 |
Dimension & Packing
● By IPPC 15 pallet or non-fumigation pallet or as per customer's requirement
● Maximum size: 610mm × 300mm × 100mm
● Standard Brick Shape Packing
Brick shapes | Pallet dimension | PCS / Pallet | Pallets / 20GP | PCS / 20GP |
230×114×64mm | 1160×1100mm | 680 | 20 | 13600 |
230×114×76mm | 1160×1100mm | 560 | 20 | 11200 |
250×124×64mm | 1160×1100mm | 532 | 20 | 10640 |
250×124×76mm | 1160×1100mm | 448 | 20 | 8960 |
Firebird Silica Insulating Firebricks choose high purity silica sand as main raw material, adding porous material to create small pores, dry pressed or extruded to shape, sintered at high temperature and grinding to shapes.
Our silica insulating firebricks enjoy the characters such as:
•Density low to 0.6g/cm3, ideal material for energy saving
•High refractoriness under load, similar to dense silica brick
•Strong acid-resistant slag erosion
•Good high temperature mechanical strength
•Low thermal conductivity
•Less residual quartz;
•Accurate dimension tolerance
Glass furnace, Hot blast stove, coke oven, reheating furnace, Carbon forging furnace, etc.
Items | GGR-1.2 | GGR-1.0 | GGR-0.8 | GGR-0.6 | |
SiO2 | % | 93 | 92 | 91 | 90 |
Fe2O3 | % | 0.6 | 0.57 | 0.52 | 0.62 |
CaO | % | 2.5 | 2.7 | 3.0 | 3.3 |
Bulk Density | g/cm3 | 1.2 | 1.0 | 0.8 | 0.6 |
Cold Crushing Strength | MPa | 8 | 5 | 2.5 | 1.5 |
Refractoriness | °C | 1640 | 1620 | 1610 | 1600 |
Reheating Linear Change | % |
-0.5 1500°C x 12h |
-0.5 1500°C x 12h |
-0.5 1350°C x 12h |
-0.6 1350°C x 12h |
Thermal Expansion | % |
0.69 1200 °C |
0.70 1200 °C |
0.74 1200 °C |
0.80 1200 °C |
Thermal Conductivity | W/m·K | ||||
400°C | 0.36 | 0.30 | 0.26 | 0.22 | |
600°C | 0.39 | 0.33 | 0.29 | 0.25 | |
800°C | 0.41 | 0.36 | 0.31 | 0.28 | |
1000°C | 0.44 | 0.39 | 0.34 | 0.31 |
The Ceramic fiber are made from industrial minerals by spun or blown production method into bulk, then needled into a blanket, folded into modules, converted into papers, boards, and shapes, die-cut into gaskets, twisted into yarns, woven into rope and cloth, and blended into liquid binders for mastics and cements.
Firebird supply different types of Ceramic Fiber Products, which include:
•Blanket
•Bulk
•Board
•Modules
•Vacuum Formed
•Felt
•Paper
•Textiles
•Binding Cement
•Low Thermal Conductivity;
•Good Linear Shrinkage;
•Good Quality Consistency;
•High Purity and Low Shot Content;
•Long Service Life;
•Glass & Ceramics
Glass Melting Furnace, Glass Annealing Furnace, Glass Forge, Roller Kiln, Shuttle Kiln, High-temperature experimental oven, Tunnel Kiln and Kiln to Burn Special Ceramics
•Metallurgy & Mechanism
Annealing Furnace, Forge Furnace, Covering Furnace, Aluminum Melting Furnace, Sintering Furnace, Carbon Reaction Furnace, Insulating lining for the top of steel wrapping, CAL, CGEL, Reheating furnace and the other kind of heat treatment furnace.
•Petrochemical Industry
Cracking furnace, conversion furnace, hydrogen making furnace, normal pressure furnace, reducing pressure furnace, burning furnace
•Ceramic Fiber Bulk
Items | F-1260SF | F-1260PF | F-1425ZF | F-1600LF | |
Classification Temperature | ℃ | 1260 | 1260 | 1260 | 1260 |
Color | White | White | White | White | |
Melting Point | ℃ | 1760 | 1760 | 1760 | -- |
Average diameter | um | 3.3 | 3.0 | 2.8 | 3.2 |
Specific Gravity | g/cm3 | 2.7 | 2.7 | 2.7 | 3.2 |
Al2O3 | % | >44 | >45 | >34 | 72 |
SiO2 | % | >52 | >54 | >50 | 27 |
ZrO2 | % | -- | -- | >15 | -- |
Fe2O3 | % | <1.0 | <0.5 | <0.5 | <0.5 |
K2O+Na2O | % | <1.0 | <0.2 | <0.2 | <0.2 |
Packing | 20kg per bag or as per customer’s requirement. |
Items | F-1260ST | F-1260PT | F-1425ZT | F-1600LT | ||
Grade | Standard | High pure | Zirconia | Crystal | ||
Classification temperature | °C | 1260 | 1260 | 1425 | 1600 | |
Color | white | white | white | white | ||
Density | kg/m3 | 96,128 | 96,128,160 | 96,128,160 | 96,128 | |
Fiber Diameter | um | 3.5 | 3.5 | 3.5 | 5 | |
Shot Content | % | <15 | <15 | <12 | <2 | |
Rate of Linear Shrinkage | % |
-3 (1000℃ × 24h) |
-3 (1100℃ × 24h) |
-3 (1350℃ × 24h) |
-1 (1400℃ × 24h) |
|
Thermal Conductivity | W/m·K |
0.09 (400 ℃) |
0.09 (400 ℃) |
0.09 (600 ℃) |
0.16 (600 ℃) |
|
0.23 (800 ℃) |
0.23 (800 ℃) |
0.23 (800 ℃) |
0.32 (1000℃) |
|||
-- |
0.30 (1000℃) |
0.30 (1000℃) |
0.65 (1400℃) |
|||
Composition | Al2O3 | % | ≥44 | ≥45 | ≥34 | 72 |
SiO2 | % | >52 | >54 | >50 | 27 | |
ZrO2 | % | - | - | >15 | - | |
Fe2O3+TiO2 | % | <1.0 | <0.5 | <0.5 | 0.2 | |
Na2O+K2O | % | <1.0 | <0.2 | <0.2 | ||
Standard sizes | 7200mm × 610mm × (6,12.5,20,25)mm; 3600mm × 610mm × 50mm |
Items | F-1260SB | F-1260PB | F-1425ZB | F-1600LB | |
Grade | General | High purity | zirconia | Crystal | |
Classification temperature | ℃ | 1260 | 1260 | 1425 | 1600 |
Max working temperature, | ℃ | 1100 | 1200 | 1350 | 1500 |
Color | white | white | white | white | |
Water Content | % | <1 | <1 | <1 | <1 |
Density, | kg/m3 | 280/300/320 | 280/300/320 | 280/300/320 | 350/400 |
Linear Shrinkage after heating | % |
-3 (1000℃ × 24h) |
-3 (1100℃ × 24h) |
-3 (1350℃ × 24h) |
<1 (1400℃ × 24h) |
Thermal Conductivity, |
W/m·K |
0.08 (400℃) |
0.008 (400℃) |
0.08 (400℃) |
0.13 (600℃) |
0.11 (600℃) |
0.15 (800℃) |
0.15 (800℃) |
0.16 (800℃) |
||
0.15 (800℃) |
0.20 (1000℃) |
0.20 (1000℃) |
0.21 (1000℃) |
||
Cold Crushing Strength | MPa | 0.5 | 0.5 | 0.5 | 0.8 |
Loss of Ignition | % | <7 | <7 | <7 | <6 |
Standard Size |
900mm × 600mm/1000mm × 600mm/1200mm × 1000mm × Thickness Thickness:6,8,10,15,20,25,30,40,50,75,100mm |
Items | F-1000GP | F-1260SP | F-1400ZP | |
Classification temperature, C | ℃ | 1100 | 1260 | 1400 |
Color | white | white | white | |
Density, | kg/m3 | 200 | 200 | 200 |
Linear shrinkage, (℃ x 24 h) |
% |
3.5 1000 |
3.5 1260 |
3.5 1350 |
Modulus of rupture | MPa | 0.5 | 0.65 | 0.65 |
Content of the organic binder | % | 10 | 8 | 8 |
Thermal conductivity, W/m·K ,ASTM C201 | ||||
400 ℃ | 0.09 | 0.09 | 0.09 | |
600 ℃ | 0.13 | 0.13 | 0.13 | |
800 ℃ | 0.20 | 0.20 | 0.20 | |
1000 ℃ | -- | -- | 0.28 | |
Al2O3 | % | 44 | 47 | 52 |
SiO2 | % | 54 | 51 | 45 |
Standard Size |
Length: 10000mm,20000mm,40000mm; Width: 1200/600 Thickness: 0.5,1,2,3,4,5,6mm |
Items | F- 1260SM | F-1260PM | FB- 1425ZM | |
Classification Temperature | ℃ | 1260 | 1260 | 1425 |
Bulk Density | kg/m3 | 220 | 220 | 220 |
Linear Shrinkage after Heating | % |
≤ 3 1100°C x 24h |
≤ 3 1100°C x 24h |
≤ 3.5 1350℃ x 24h |
Specification | mm | 300 x 300 x 150/200/250/300 | ||
AL2O3 | % | ≥ 44 | ≥ 45 | ≥ 34 |
SiO2 | % | ≥ 52 | ≥ 54 | ≥ 50 |
Fe2O3 + TiO2 | % | ≤ 1.0 | ≤ 0.5 | ≤ 0.5 |
ZrO2 | % | -- | -- | ≥ 15 |
Thermal Conductivity, W/m·K | ||||
400 ℃ | 0.090 | 0.101 | 0.118 | |
600 ℃ | 0.152 | 0.175 | 0.172 | |
800 ℃ | 0.18 | 0.20 | 0.20 | |
Packing | Plastic Bag Inside, Carton Box Outside |