All posts by: NJ Lee

About NJ Lee

Majored in electromechanical engineering, served in aluminum extrusion for 8 years, aluminum equipment for 15 years, currently working as a sales engineer at Brightstar Aluminum Machinery. Rich experience in aluminum extrusion equipment and melting and dross processing fields.

Aluminum profile surface defects brushing and grinding machine delivery Aluminum profile surface defects brushing and grinding machine delivery Dated on 26th June 2021, Aluminum profile surface defects brushing and grinding machine loading was done for Malaysia customer. Thank you for your kind support, our GOD.  Well done, Brightstar! Aluminum profile surface defects brushing and grinding […]

Part fifteen: surface corrosion analysis and quality control method Part fifteen: surface corrosion analysis and quality control method Surface corrosion For mill finish extruded products that have not undergone surface treatment, the surface is chemically or electrochemically reacted with external media, causing local damage to the surface, which is called surface corrosion. The surface of […]

Bending, aluminium billet defect causes and solution Bending, aluminium billet defect causes and solution Definition: The phenomenon is that the longitudinal axis of the ingot is not in a straight line. The longitudinal direction of the billet is not straight, and the casting and homogenization process may cause bending. Causes of bending of aluminium billet: […]

Aluminium dross machine loading for India customer Aluminium dross machine loading for India customer Dated on 19th April 2021, the container loading of aluminium dross machine was completed for our India customer. The destination port is Chennai port of India and the estimated time of arrival of the container will be 22nd May 2021.  Aluminium […]

India customer electromagnetic iron remover and dross machine delivery India customer electromagnetic iron remover and dross machine delivery Dated on 2nd April 2021, Brightstar Aluminum Machinery finished the container loading of electromagnetic iron remover and aluminium dross machine for India customer.   Electromagnet iron remover is applied for molten aluminium iron removing and aluminium dross […]

Top 17 Aluminium Industry Blogs To Follow in 2021 Top 17 Aluminium Industry Blogs To Follow in 2021 Brightstar Aluminum Machinery is very honored to be Top 17 aluminum industry blogs.  10. Alumachine Weblog Brightstar Aluminum Machinery has been continuing to provide technical solutions, aluminum information, exhibitions, company delivery and new developments in the aluminum industry […]

9 effective ways to improve aluminum profile yield 9 effective ways to improve aluminum profile yield In aluminum profiles production, the profit is equal to sales value minus production costs. The total cost of aluminum profiles is divided into fixed costs and variable costs. Fixed costs such as factory rent, machine depreciation, etc. It is […]

Seven things your competitors know about aluminum scrap pretreatment process Seven things your competitors know about aluminum scrap pretreatment process 1. Global secondary aluminum production: Aluminum can be recycled indefinitely, and recycled aluminum can save more than 90% of energy and reduce emissions by more than 90% than primary aluminum. Since aluminum production began in […]

Nigeria customer aluminium dross machine delivery  Nigeria customer aluminium dross machine delivery Dated on 11th November 2020, Nigeria customer aluminium dross machine container loading was completed.  Thank you very much for your continuous support, our loyal customer! It is the fourth time that they bought the machine from us, the first order happened in July […]

5 things you need to know about wood grain effect sublimation machine 5 things you need to know about wood grain effect sublimation machine Wood grain effect sublimation machine is one kind of special machine for wood grain effect surface treatment, which can make powder coated or electrophoresis aluminum profiles wood grain pattern on the […]

10 explanation on why aluminium dross processing machine is important 10 explanation on why aluminium dross processing machine is important In aluminum scraps recycling and primary and secondary aluminum industry, more than millions of tons aluminium dross are generated from the furnaces each year, which contains a large amount of aluminum in the dross, If […]

What is the cost of setting up an aluminum extrusion factory? What is the cost of setting up an aluminum extrusion factory? The cost of setting up an aluminum profile factory is nothing more than: Labor, water and electricity, natural gas, mold costs, maintenance costs, scrap costs, additional processing costs for aluminum billets, rent costs, […]

Aluminum profiles automatic film applicator machine delivery Aluminum profiles automatic film applicator machine delivery for Argentina customer Dated on 28th September 2020, aluminum profiles automatic film applicator machine LCL shipment is done for our Argentina customer. Thank you very much for our valued customer support! Well done, Brightstar! In recent years, the aluminum industry is […]

2020 China Aluminum Processing Industry Annual Conference Held in Foshan 2020 China Aluminum Processing Industry Annual Conference Held in Foshan Dated On September 15,  2020 China Aluminum Processing Industry Annual Conference hosted by China Nonferrous Metal Processing Industry Association was held in Foshan, Guangdong. With the theme of “New Changes, New Breakthrough, and New Future”, […]

Testimonials of molten aluminium direct supply Direct supply of molten aluminium has more benefits, saving more than 100.00USD per ton The direct supply of aluminum liquid is in the state of “aluminum water” from molten aluminium suppliers, instead of the traditional “aluminum ingot” supply to the cast aluminum factories, the casting party can obtain huge […]

Cold shut, aluminium and aluminium alloy billet defect Cold shut, aluminium and aluminium alloy billet defect A cold shut is a fault in the surface of a piece of metal caused by two streams of molten metal not joining properly when the piece is being cast. Definition The presence of a regular overlap on the billet […]

Part thirteen: Orange peel, extrusion defect analysis and quality control method Orange peel, extrusion defect analysis and quality control method Orange peel is a certain kind of finish that may develop on painted and cast surfaces, even screen protectors. The texture resembles the surface of the skin of an orange, hence the name “Orange peel”   from Wikipedia The […]

The purpose of aluminum and aluminum alloy scraps pretreatment and situation The purpose of aluminum and aluminum alloy scraps pretreatment and situation The raw materials of secondary aluminum production factories are mostly aluminum and aluminum alloy scraps recovered through scraps recovery. These scraps come from complex sources and come in different shapes, often entrained with […]

Aluminum dross hot and cold treatment recovery methods Aluminum dross hot and cold treatment recovery methods Aluminum dross is a valuable by-product generated in the aluminum smelting process of any aluminium smelter or aluminium foundry. Aluminum dross is not a waste but a valuable by-product of the smelter. The amount of aluminum dross generated in […]

Five methods for quickly judging surface quality defects of mill finish aluminum profiles Five methods for quickly judging surface quality defects of mill finish aluminum profiles Quickly judging surface quality defects of mill finish aluminum profiles   Surface quality defects of mill finish aluminum profiles quick judging 5 methods Due to the particularity of the […]

How Much Do You Know about Aluminum Profile Surface Defects Brushing And Cleaning Machine? How much do you know about aluminum profile surface defects brushing and cleaning machine? 6 things you should know about Aluminum profiles surface defects brushing and cleaning machine   Aluminum profiles surface defects brushing and cleaning machine is one auxiliary equipment for […]

Aluminium and aluminum alloy billets surface defects: Segregation Aluminium and aluminum alloy billets surface defects: Segregation Segregation defects causes and solutions Segregation In the semi-continuous casting process, the knob generated on the surface of the ingot are called segregation. Segregation is one of the defects in the casting process. When casting an alloy, segregation occurs, […]

How to choose brush wire wheels in the application? How to choose brush wire wheels in the application? Brush wire wheels choosing 1. The brushed workpiece The correct selection of brush wheels should first select the appropriate brush material according to the physical and chemical properties of the material to be processed, such as the […]

On the necessity of aluminum profile automatic packaging On the necessity of aluminum profile automatic packaging Reduce the labor cost and improve working efficiency Aluminum profile automatic packaging importance Aluminum profiles packaging situation In recent years, aluminum industry is facing many challenges such as economic contraction, labor shortage, anti-dumping policy and production cost increases. Among them, […]

Aluminum profile surface defects brushing and cleaning machine delivery for European customer Aluminum profile surface defects brushing and cleaning machine delivery for European customer Poland customer aluminum profile surface defects brushing and cleaning machine delivery Dated on 18th April 2020, it is Saturday and Brightstar Aluminum Machinery is still working for aluminum profile surface defects brushing […]

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