Aluminum Titanate Dosing Tube – The "Heart" of Precision Dosing Furnaces
This critical component ensures the purity of every gram of aluminum in precision casting operations, serving as the core channel that guards against contamination and maintains dosing accuracy.
Key Technology for Precision Dosing
In modern aluminum casting production lines, the precision of the dosing furnace directly determines final casting quality and material utilization efficiency. As the core channel of the dosing furnace, the dosing tube's material selection is critical for process stability.
Why Aluminum Titanate is Essential for Dosing Tubes
Dosing tubes operate in extremely demanding environments, requiring long-term immersion in high-temperature molten aluminum while reliably delivering material uniformly into molds. Temperature fluctuations or wall adhesion can lead to significant dosing inaccuracies.
Core Advantages of Aluminum Titanate Dosing Tubes
Absolute Non-Stick Aluminum Property
Aluminum Titanate's low surface energy and excellent chemical inertness prevent molten aluminum from adhering to tube walls. This eliminates dross build-up and clogging issues common with traditional materials like graphite or cast iron, ensuring consistent cross-sectional area and long-term dosing accuracy.
Superior Thermal Insulation
With an extremely low thermal conductivity coefficient, Aluminum Titanate minimizes heat loss through tube walls. This reduces dosing furnace energy consumption while maintaining consistent aluminum temperature entering molds, effectively preventing defects like cold shuts or flow marks.
Contamination-Free for High-End Casting Quality
For automotive parts, 3C electronics, and other high-end aluminum castings, even微量 increases in impurity elements can cause scrap. Aluminum Titanate's chemical stability ensures no metallurgical reactions occur, maintaining absolute purity during aluminum transfer and improving yield rates.
Technical Specifications
| Item |
Result |
Unit |
| Density |
>3.4 |
g/cm³ |
| Apparent porosity |
<7 |
% |
| Flexural strength |
25 - 35 |
MPa |
| Thermal expansion coefficient |
0.5 - 1.5 |
×10⁻⁶/°C |
| Thermal conductivity |
0.86 - 1.00 |
W/(m*k) |
| Max. Working temperature |
<1500 |
°C |
Flexible Customization for Various Applications
We produce Aluminum Titanate dosing tubes in various diameters and lengths according to customer requirements, ensuring perfect compatibility with different brands of dosing furnaces, both domestic and international.
Summary
Choosing an Aluminum Titanate dosing tube means selecting precision, purity, and efficiency. Maintain your dosing furnace in optimal working condition and control casting quality from the source.
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