NEWS

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Sep 26,2025

Valving Through Industrial Evolution—The Role of Valve Hardware Castings

Modern Valve Hardware Castings prioritize environmental responsibility without compromising performance:


Jun 12,2025

Q:How does your factory do regarding quality control?

A: We have professional QC team to inspect each items from the links of production to package.


Jun 12,2025

Q:What is the biggest difference between you and other sellers?

A:MTL always provides customers with quality services and qualified products. The factory currently covers an area of ​​6000 square meters, with convenient transportation, close to Qingdao Airport and Qingdao Port. We have more than 200 workers.Our facilities include a full set of investment casting equipment, CNC, stamping machines and polishing machines.


Jun 12,2025

Q: Can I get a better price?

A: Of course, since we are a manufacturer, we will be able to provide you with the best factory price.


Jun 12,2025

Q:What can you buy from us?

A:Focus on investment castings, not only carbon steel metal parts, but also stainless steel products and alloy steel products.


Jun 12,2025

Q: How do we ensure quality?

A: Always pre-production samples before mass production; Always final inspection before shipment;


Jun 10,2025

Core principles of precision machining

Precision machining is a machining technology that uses high-precision equipment and processes to achieve extremely high levels of dimensional accuracy, shape accuracy and surface quality of parts. Its core principles can be analyzed from the following aspects:


May 21,2025

Investment Casting Applications

Core components: Turbine blades (single crystal high temperature alloy blades, the complexity of the internal cooling structure reaches the micron level). Engine casing (integrated structure, reducing 300+ assembly welding points, improving reliability).


Apr 16,2025

Investment Casting Core Principles

The shape of the part is reproduced by wax mold, and the wax is melted away after the refractory shell is formed by utilizing the solubility of wax (melting point is about 50-70℃), forming a complete cavity without parting surface, avoiding the problem of mold dislocation in traditional sand casting. Key steps:


Jun 10,2025

Advantages of Die Casting

Die casting (pressure casting) is a molding process that presses molten metal into a precision mold cavity at high speed to obtain high-precision, complex-shaped parts. Its core advantage lies in its high efficiency, precision, and complex molding capabilities, and is widely used in fields such as automobiles, electronics, and home appliances that require high mass production and surface quality. The following are the main advantages of die casting and typical application scenarios: