Leesh

Factories

Investment Casting Foundry

Leesh owns 2 investment casting production lines:

Compare with Water Glass Proces, the Silicon Sol process has better surface finish,higher dimensional accuracy and small deformation. But Water Glass process also has its advantage, icompare with Silicon Sol process, it more economical and capable of producing larger castings.

We currently have more than 170 employees serving in our investment casting foundry, with an annual designed capacity of 12,000 tons and a current production capacity of 9,000 tons.

Sand Casting Foundry(Steel & Iron)

Leesh Sand Casting Foundry is a leading enterprise in the casting industry. Our sand casting process has won high praise from customers for its high quality, short delivery time and one-stop solutions. We have separate steel casting workshops and iron casting workshops, serving global customers in numerous fields including machinery manufacturing, wear-resistant industry, agriculture, automotive industry, military industry, etc.

We are capable of producing products complying with a wide range of material standards such as American standards (ASTM), Chinese standards (GB), European standards (EN) and Japanese standards (JIS). Commonly used materials include various alloy steels, ductile iron and gray iron.

In terms of product testing, the company has established a physical and chemical testing center, and purchased advanced testing equipment such as metallographic microscopes with automatic image generation and judgment functions, spectrum analyzers, automatic combined carbon and sulfur analyzers, hydraulic universal testing machines with automatic data display, digital hardness testers, sound velocity testers, and portable X-ray flaw detectors. These equipment enable fast and accurate product testing, providing strong support for upgrading quality control and ensuring that products meet the needs of customers at home and abroad.

Leesh Forging

Leesh Forging covers an area of 12,000 square meters, with a business scope including metal forging, machining, and forging production. It is equipped with more than 50 sets of various production equipment, including forging equipment such as a 4,000-ton hydraulic press, a 4-ton electro-hydraulic hammer, supporting forging operation vehicles, and a 1-ton electric air hammer.

The factory currently has more than 80 employees, including 8 professional mechanical engineers and 15 professional management personnel, with an annual output of 8,000 tons and an annual output value of 70 million yuan.

Leesh Forging provides customers with various types of forgings and machined products, including shaft forgings, flange forgings, ring forgings, as well as mining spare parts, steel rolling spare parts, fan spare parts, and marine spare parts. These products are made of diverse materials such as carbon structural steel, alloy structural steel, tool steel, and bearing steel.

Leesh Machining

Leesh Holdings has professional machining workshop, covering an area of 4,200 square meters. It boasts advanced technologies, large production capacity, superior quality, and high efficiency, providing supporting services for manufacturing sectors such as machine tools, railway equipment, digital medical devices, aviation components, and mechatronic equipment.
Our machining capabilities include turning, fitting work, milling, grinding, shaping, 3-axis machining, conventional turning, 5-axis machining, wire electrical discharge machining (wire EDM), and more. Equipped with over 80 sets of various processing equipment, our company operates a scientific quality management system and adopts advanced testing methods—including the application of high-precision instruments such as coordinate measuring machines (CMMs).
CMMs are capable of measuring geometric dimensions, relative positions, geometric tolerances, as well as curves and surfaces of parts, models, and mold products, ensuring the production of high-precision items.
With these strengths, Leesh Holdings can provide global customers with tailored processing solutions that meet diverse precision and cost requirements.

Leesh Fabrication

Leesh Fabrication covers an area of 35,000 square meters and mainly serves fields such as automotive structural components, iron pipe gallery molds, construction molds, and agricultural machinery.

It is equipped with more than 30 sets of various equipment, including laser cutting machines, plasma cutting machines, bending machines, shearing machines, rolling machines, welding robots, and so on.

Combined with Leesh’s strong manufacturing technology and engineering team, we can provide professional and reliable long-term services for customers in various industries.

In terms of inspection, we can provide in-house magnetic particle inspection, dye penetrant inspection, and ultrasonic inspection services, as well as external radiographic inspection services.

Leesh

Factories

Investment Casting Foundry

Sand Casting Foundry(Steel & Iron)

Leesh Forging

Leesh Machining

Leesh Fabrication

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