Audited Supplier
The 25t regenerative rectangular aluminum melting furnace is mainly used for melting, batching, and insulation of waste aluminum and recycled materials. This project is specially designed for the melting of remelted aluminum ingots and the supply of aluminum liquid to the insulation furnace. It uses wear-resistant and corrosion-resistant refractory materials.
| No. | Item | Specifications |
| 1 | Furnace form | Regenerative rectangular aluminum melting furnace |
| 2 | Furnace usage | Melting of remelted aluminum ingots, supplying aluminum liquid to the insulation furnace |
| 3 | Rated capacity of aluminum melting furnace | 25T × (1+5%) (liquid, the liquid level is 50mm away from the furnace door) |
| 4 | The average depth of the molten pool | 650mm |
| 5 | The effective size of furnace | According to the design drawings |
| 6 | Normal operating temperature of the furnace | ≤1150ºC |
| 7 | Aluminum liquid outlet temperature | 720-760ºC |
| 8 | Feeding method and slag removal method | Forklift feeding, forklift/manual slag scraping |
| 9 | Furnace door form | 2200 × 1200-1300 electric lifting furnace door (tentative) |
| 10 | Burner type and load | A set of 400 × 104Kcal regenerative burners |
| 11 | Rated melting speed | 6-8 tons/hour |
| 12 | Total energy consumption for melting | ≤ 46 × 104Kcal/t · AL (natural gas calorific value calculated at 8400Kcal/Nm3, gas consumption per ton of melting ≤ 55m3, raw material is pure aluminum ingot, under continuous production conditions, excluding feeding time) |
| 13 | Aluminum burnout | 100% original aluminum ingot net burn loss ≤ 0.8% (aluminum ash weight is included in the aluminum weight as 30%) |
| 14 | Maximum fuel consumption | 480Nm3/H |
| 15 | Burner load adjustment | PID regulation |
| 16 | Maximum smoke generation | 7000Nm3/H |
| 17 | Overhaul furnace age | Melting furnace ≥ 5 years, furnace door frame ≥ 1 year, water outlet ≥ 2 years, heat storage tank ≥ 8 years, heat storage burner ≥ 3 years |
| 18 | Furnace wall temperature rise | ≤ ambient temperature+40 ºC (excluding thermal short-circuit points) |
| 19 | Noise produced during normal operation | ≤ 85dB (1.5 meters away from the noise source) |
| 20 | Aluminum water discharge operation method | Manual discharge from the Φ 65 discharge port |
| 21 | Masonry form | Mixed lining, integral casting for the furnace wall below the liquid level, brick masonry structure for the furnace wall above the liquid level, and dome structure for the furnace top |
| 22 | Warranty | 1 year |
2.Main technical parameters of 12T circular tilting insulation furnace
| NO. | Item | Specifications |
| 1 | Furnace form | Circular tilting insulation furnace |
| 2 | Furnace usage | Aluminum liquid transfer, settling, heating and insulation, composition adjustment, slag removal and refining |
| 3 | Rated capacity of smelting furnace | 12T x (1+10%) (liquid, liquid level 50mm away from furnace door) |
| 4 | The average depth of the molten pool | 600mm |
| 5 | The effective size of furnace | According to the design drawings |
| 6 | Normal operating temperature of the furnace | ≤1150ºC |
| 7 | Feeding method and slag removal method | Aluminum liquid injection, electromagnetic stirring, manual slag removal |
| 8 | Furnace door form | 780 × 550 hinge furnace door |
| 9 | Burner type and load | Configure 100 × 104Kcal automatic burner/furnace |
| 10 | Aluminum liquid weighing | Estimating the weight of aluminum water in the furnace through the angle change of the insulation furnace |
| 11 | Total energy consumption for insulation | ≤ 10 × 104Kcal/t · AL (natural gas calorific value calculated at 8400Kcal/Nm3, gas consumption per ton of aluminum insulation ≤10m3, under continuous production conditions) |
| 12 | Maximum fuel consumption of a single device | 120Nm3/H |
| 13 | Burner load adjustment | PID regulation |
| 14 | Maximum smoke generation | 2000Nm3/H per furnace |
| 15 | Overhaul furnace age | Insulated furnace ≥ 5 years, furnace door frame ≥ 1 year, water outlet ≥ 2 years, high-temperature burner ≥ 3 years. Hydraulic system ≥ 5 years. |
| 16 | Furnace wall temperature rise | ≤ ambient temperature+40 ºC (excluding thermal short-circuit points) |
| 17 | Noise produced during normal operation | ≤ 85dB (1 meter away from the noise source) |
| 18 | Aluminum water discharge operation method | Tilt out aluminum (maximum tilt angle 22.5 °) |
| 19 | Aluminum liquid discharge temperature | 720~760ºC |
| 20 | Masonry form | The mixed lining and furnace wall below the liquid level adopt integral casting, while the furnace wall above the liquid level adopts brick masonry structure (furnace top structure: spherical structure) |
| 21 | Warranty | 1 year |
2. Company qualifications
1)Zhongding green heating furnace 95+ technology
Zhongding 95+ complete set of technological advantages
a.The thermal efficiency of the heating furnace has been increased to over 95%;
b. Ultra-low NOx and ultra-low Coe emissions;
c.The flue gas drops below 80 ºC;
d. Implement the concept of carbon neutrality and peak carbon emissions;
2)Flue gas waste heat recovery technology
Four major advantages:
a. Wide applicability;
b. High heat exchange efficiency, increasing the heating furnace's thermal efficiency by 3%;
c. Low exhaust temperature, resistance to dew point corrosion, and low-pressure drop;
d. No scaling or dust accumulation; Variable frequency regulation and simple maintenance
1. We shall ensure that the quality of the supplied products meets the design, construction, and usage requirements;
2. We shall dispatch experienced technical personnel to provide free on-site guidance and solve any problems discovered during the equipment installation and trial operation process until the trial operation and quality assurance period is 12 months from the date of equipment commissioning. If any manufacturing quality problems occur during the quality assurance period, we'll be responsible for free repair or replacement. We can provide paid services in case of problems arising from improper use by the buyer.
3. We shall provide on-site services during the installation process of their products and effectively supervise the installation quality.
4. During the warranty period, if any manufacturing quality problems are found during the operation of the equipment, we shall respond within 8 hours after receiving the buyer's letter or telegram, and arrive at the site within 24 hours( in China) to solve the problem free of charge until the problem is eliminated. For foreign customers, we will initiate remote assistance within 24 hours to try to solve the problem. If the problem cannot be resolved, we will arrange for a dedicated person to go abroad as soon as possible to assist in resolving the issue until it is resolved.
5. We shall bear the responsibility for the relevant process guarantee. If there is a deviation in operational performance during the warranty period, we'll do our best to collect the necessary data, identify the problem, conduct further analysis, and make necessary modifications to meet the process performance parameters.
Q1: Why is the price range of your product so wide?
A: Due to the uniqueness of the products, almost all of them are customized according to demand. From materials, and processing to usage, different customers have different needs, resulting in significant price differences. So we hope that when you inquire, please provide detailed project requirements as much as possible, so that we can provide you with a suitable quotation.
Q2: What products does your company mainly produce?
A: We specialize in the research, design, and manufacturing of auxiliary equipment such as petrochemical heating furnaces, industrial furnaces, burners and their intelligent control systems, regenerative air preheaters, Class A pressure vessels, and furnace accessories. Since its establishment, our company has 17 years of industry experience.
Q3: What are your product advantages?
A: Our green heating furnace 95+technology is a complete set of systems that includes heating furnace equipment, processes, and operation control. It includes these advantages: the heating furnace thermal efficiency has been improved to over 95%; ultra-low NOx and ultra-low Coe emissions; the flue gas drops below 80 ºC.
