Designed for optimal thermal efficiency and continuous operation, our molten aluminum launder systems deliver superior insulation, high thermal shock resistance, and zero aluminum-wetting properties. Built with heavy-duty steel casing and premium refractory lining, this trough ensures safe, smooth, and low-drop molten aluminum transfer during primary and secondary casting processes.
Features a high-strength carbon steel frame with a solid welded structure. It provides overall structural support, prevents deformation, and improves operational stability.
Filled between the steel shell and the refractory lining. It greatly reduces heat loss of molten aluminum and cuts energy consumption.
Serves as the direct contact layer with molten aluminum. It uses anti-stick aluminum refractory materials, effectively reduces slag adhesion, and is convenient for cleaning.
Slows down the temperature drop of molten aluminum and prevents secondary oxidation.
Superior thermal insulation performance effectively reduces molten aluminum temperature drop, with temperature loss of only ≤5℃ per meter. Stable melt temperature guarantees consistent casting quality and lowers energy consumption during long-term production.
2.Non-stick Aluminum & Anti-dross Surface
Ultra-smooth inner lining prevents molten aluminum adhesion and dross buildup. It eliminates metal wetting issues, greatly reduces oxide inclusions, keeps aluminum liquid pure, and simplifies daily cleaning and maintenance.
3.High Erosion & Thermal Shock Resistance
Made of high-strength refractory material, it delivers outstanding resistance to high-temperature scouring, thermal shock and alloy corrosion. It is ideal for long-term continuous aluminum casting and molten metal transfer.
4.No Contamination & Higher Metal Purity
The inert material formula ensures no particle shedding and no chemical reaction with molten aluminum. It effectively improves finished product yield and prevents secondary pollution during metal transfer.
5.Integral Forming & High Dimensional Accuracy
The one-piece integrated molding process delivers a stable structure, precise dimensions and good air tightness. The smooth internal flow channel ensures unobstructed aluminum flow and prevents liquid leakage and splashing.
6.Long Service Life & Cost-saving
The durable, wear-resistant construction extends service life under continuous industrial operation. It reduces the need for frequent replacements and downtime losses, greatly cutting overall production and maintenance costs.
7.Customizable & Easy Installation
It supports customized size, structure and insulated cover tailored to specific production lines. The modular design enables quick installation and flexible adaptation to various aluminum casting production scenarios.
| Parameter category | Parameter Name | Standard Parameters | Feature |
| Product basic information | Application Scenario | High-temperature aluminum liquid transport in aluminum melting and casting workshop | Adapted to 700~800°C molten aluminum environment |
| Structure Type | Three-layer composite structure (steel shell + insulation layer + refractory lining) | Core load-bearing + thermal insulation + corrosion-resistant integrated design | |
| Shell structure parameters | Shell Material | Q235 | Ensures mechanical strength and thermal stress bearing capacity |
| Shell Thickness | 6~12mm (customized according to tank size) | Conventional 1m specification tank uses 8mm steel plate | |
| Trough Cross-section | U-shaped/trapezoidal (bottom arc transition) | Bottom arc radius 50~100mm to reduce aluminum residue | |
| Side Plate Inclination Angle | 5°~10° | Facilitates gravity flow of molten aluminum, reduces flow dead zones | |
| Segment Length | 1m/1.5m/2m standard sections, custom lengths supported | Easy to transport, assemble on-site, and install | |
| Inner lining system parameters | Lining Material | High-alumina castable/corundum/silicon nitride bonded silicon carbide | Optional materials to suit different working conditions |
| Lining Thickness | 80~150mm, 120~150mm recommended for long-distance transport (≥5m) | Choose 120~150mm for long-distance conveying (≥5m) | |
| Lining Characteristics | High temperature resistance ≤850℃, resistance to aluminum liquid erosion, non-stick to aluminum, pollution-free | Key corrosion resistance ensures aluminum purity | |
| Surface Coating | Boron nitride (BN) coating (optional) | Further enhances anti-sticking and anti-erosion performance | |
| Insulation system parameters | Insulation Layer Material | Aluminum silicate fiber board/lightweight insulating brick/nano insulation material | Energy-saving material optional |
| Insulation Layer Thickness | 50~120mm | Conventional configuration 50~80mm | |
| Aluminum Liquid Temperature Drop | ≤5℃/meter | Core thermal insulation indicator, ensures casting temperature | |
| Functional performance parameters | Conveying Capacity | 1~45 tons/hour | Customized specifications according to customer production capacity requirements |
| Installation Slope | 0.5%~1.5% | Relies on gravity flow, no additional power required | |
| Working Temperature | Aluminum liquid temperature 700~800℃, shell surface ≤80℃ | Ensures safe working environment | |
| Connection Method | Flange connection + high-temperature sealing gasket | Tight seal prevents aluminum leakage and gas absorption | |
| Optional system parameters | Trough Cover Plate | Insulated cover plate (segmented) | Standard, optional heating function |
| Heating Device | No heating/electric heating (optional) | Recommended for long-distance conveying (≥8m) | |
| Temperature Measurement Interface | Reserved thermocouple interface | Real-time monitoring of molten aluminum temperature, accuracy ±5°C | |
| Degassing/Filtration Interface | Compatible with online degassing machine and filtration box | Supports series purification unit to improve aluminum purity | |
| Diversion Mechanism | Gate-type/plug-type diversion device (optional) | Adapted to multi-nozzle casting scenarios |
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| Our engineers carry out site survey, layout matching and whole-process installation construction for aluminum launder systems, delivering reliable molten aluminum transfer solutions. | Professional on-site installation of aluminum launder for aluminum casting plants, lower heat loss, reduce sticky aluminum and slag. |
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| On-site survey & customized molten aluminum launder. Tailor-made according to your workshop layout to avoid leakage and excessive temperature loss. | Professional on-site installation service for molten aluminum launder. Precise leveling and tight joint sealing reduce temperature loss and aluminum leakage. |
