Quick drying explosion proof castables are monolithic refractory materials designed for rapid hardening and low cracking risk via a specialized bonding system and explosion-resistant design.
They maintain refractory performance and structural strength while accelerating dehydration and post-construction furnace drying, effectively reducing cracking caused by localized water vapor pressure.
Quick drying explosion proof castables can be classified based on
construction method as vibration-cast and self-flowing types.
● Excellent high-temperature resistance
● High chemical corrosion resistance
● Excellent thermal shock resistance, resistant to rapid heating and cooling
● High compressive strength and wear resistance
● Fast setting, short drying/baking time, and reduced construction period
|
Serial Number |
Indicator Name |
Numerical Values |
|
|
1 |
Bulk Density |
110℃×16h |
2300～2500kg/m3 |
|
2 |
Chemical Composition |
Al2O3 |
≥60% |
|
3 |
Linear Change |
1350℃×3h |
±0.5% |
|
4 |
Compressive Strength |
110℃×16h |
≥30MPa |
|
1350×3h |
≥45MPa |
||
|
5 |
Long-term Operating Temperature |
1300℃ |
|
Self-flowing quick drying explosion proof castable
Self-flowing quick drying explosion proof castable is a refractory material that self-flows and self-deaerates without vibration.
When mixed with the proper amount of water, it can be cast into complex shapes without vibration without compromising performance.
It is ideal for thin-walled or complex-shaped applications unsuitable for vibration molding.
This castable meets the requirements for rapid repair and heating in industrial furnaces, typically requiring only 3–5 days of furnace drying, reducing drying time by over 4 days compared to conventional castables, saving production time and costs.
|
Project |
Self-flowing Quick Drying Explosion Proof Castable |
||||
|
HX-ZK55 HX-ZK60 |
HX-ZK60 |
HX-ZK65 |
HX-ZK70 |
||
|
Al2O3(%) ≥ |
55 |
60 |
65 |
70 |
|
|
Bulk Density (g/cm3) |
110℃×4h ≥ |
2.35 |
2.40 |
2.45 |
2.50 |
|
1300℃×3h ≥ |
2.30 |
2.35 |
2.40 |
2.45 |
|
|
Compressive Strength (MPa) |
110℃×24h ≥ |
25 |
25 |
28 |
30 |
|
1300℃×3h ≥ |
50 |
50 |
55 |
60 |
|
|
Flexural Strength (MPa) |
110℃×24h ≥ |
5 |
5 |
6 |
7 |
|
1300℃×3h ≥ |
8 |
8 |
9 |
||
|
Linear Rate of Change (%) |
110℃×24h |
±0.2 |
±0.2 |
±0.2 |
±0.2 |
|
1300℃×3h |
±0.6 |
±0.6 |
±0.5 |
±0.5 |
|
|
Recommended Water Addition During Construction (%) |
7-9 |
7-9 |
7-9 |
7-8 |
|
|
Long-term Operating Temperature (℃) |
1350 |
1350 |
1350 |
1350 |
|
|
Maximum Operating Temperature (℃) |
1600 |
1600 |
1600 |
1600 |
|
|
Purpose |
Furnace roof, furnace walls, water cooling pipe wrapping, etc. |
||||
● Self-flows under its own weight without vibration
● Self-levels and reaches areas inaccessible to vibratory castables
● Suitable for pumping, reducing labor and accelerating construction
Quick drying explosion proof castables are used for major (reconstruction), intermediate, and minor repairs of industrial furnaces, helping to minimize downtime.They are ideal for emergency repairs requiring rapid turnaround.These castables are widely used in steel industry heating furnaces, as well as soaking and heat treatment furnaces in machinery and non-ferrous metal industries, and other industrial furnaces.
Standard Packaging: Available in 50 kg bags, jumbo bags, or palletized packaging; customized packaging available upon request.
Storage: Store in a dry, well-ventilated place. The product remains stable under recommended storage conditions.
If your project has a tight schedule or high furnace-drying risk, quick drying explosion proof castables provide a safer and more efficient solution.
For inquiries, contact Shandong Haixin Refractory Materials for professional product selection and construction support.
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