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About
We are proud to have supplied a wide range of high quality aluminum die castings for over 20 years to customers around the world across multiple industries.
About Ningbo Hersin Mold Co.
Ningbo Hexin Mould Co., LTD., founded in November 2010, is located in Ningbo Beilun, the hometown of mould in China. It is a professional company engaged in the research and development, application, production and sales of aluminum alloy casting mould. (Aluminum alloy casting company based on auto parts) At present, the company is committed to the expansion and development of low-pressure casting new energy field.
The main business areas of the company are as follows:
1, low voltage mold manufacturing; 2, low voltage product production;
3. Gravity mold manufacturing; 4. Gravity product production;
5, High pressure mold manufacturing; 6, High pressure product production;
7, mold structure analysis; 8, product molding analysis
Diversified development, focusing on the manufacture of aluminum alloy products, has been the company is committed to aluminum alloy and its related industries casting production.
HEXIN PRODUCT SHOW
In the development and production of aluminum casting (pressure casting, gravity casting, low pressure casting) projects, Hershey is recognized as a safe and reliable partner by our customers worldwide. We take pride in the satisfaction of our customers.
The Complete Guide to Aluminum Thunder Carving: Principles, Processes, Applications & FAQs
In the rapid development of metal surface treatment technology today, aluminum alloy laser engraving (also known as laser engraving) by virtue of its high precision, non-polluting, permanent pattern of the unique advantages, is rapidly replacing the traditional silk screen, pad printing and chemical etching, consumer electronics, automotive manufacturing, aerospace and other areas of the first choice of marking and decorative process. The so-called laser engraving, refers to the use of high energy density laser beam irradiation of the material surface, through the photothermal effect so that the material instantly melting, vaporization or discoloration, thus leaving a permanent marking processing method. Compared with chemical etching, it requires no consumables, no waste liquid emission; compared with mechanical engraving, it has no tool wear, can process any complex pattern. This article will provide you with a comprehensive guide to aluminum alloy thunder engraving, covering the basic principles, main types of effects, detailed process flow...
02-23
2026
The Complete Guide to Aluminum Etching: Processes, Methods, Applications and FAQs
In the world of metalworking, aluminum etching is an ancient and modern precision machining technology. From the heat sink inside a smartphone, to the lightweight structural parts on an aircraft, to the beautiful metal nameplates, the aluminum etching process is ubiquitous. The so-called etching refers to the process of selectively dissolving metallic materials through chemical or electrochemical methods, thereby forming a precise pattern, text or specific structure on the surface of the workpiece. Aluminum alloy is one of the most commonly used materials in etching processes due to its low density, good electrical and thermal conductivity, and excellent processability. This article will provide you with a comprehensive guide to aluminum alloy etching, covering the basic principles, main methods, detailed process flow, quality control, solutions to common problems, and application examples. Whether you are an engineer, designer, or interested in...
02-14
2026
A Comprehensive Guide to Plating Processes: Principles, Types, Applications and FAQs
1. Introduction Electroplating is a time-honored surface treatment technology that deposits a metallic layer on the surface of a substrate material by means of electrochemical principles in order to meet corrosion protection, decoration or functional requirements. Since its birth in the 19th century, electroplating technology has evolved from purely protective and decorative to a precision process capable of providing specific functions such as electrical, magnetic, optical and thermal. According to the function of the plating, plating can be divided into three main categories: The plated material can be metallic or non-metallic (e.g. plastic plating). The purpose of this article is to provide an authoritative and comprehensive guide to electroplating knowledge to help readers gain a deeper understanding of the plating process, select the appropriate program, and answer frequently asked questions. 2. Basic Principles of Electroplating 2.1 Electrochemical Basis Electroplating is the electrolytic action in a solution containing the metal ions to be plated, with the plated material or product as the cathode,...
02-13
2026
The Complete Guide to Aluminum Anodizing: From Principles, Common Defects to Hole Sealing Process Analysis
1, Introduction The thickness of the oxide film formed by aluminum alloy in the natural environment is only 0.01～0.1μm, which is insufficient for protection and cannot meet the requirements of corrosion resistance, wear resistance and decorativeness for engineering applications. Anodic oxidation is currently the most widely used aluminum alloy surface strengthening technology, through the electrochemical reaction on the surface of the aluminum substrate to generate aluminum oxide (Al₂O₃) film layer. The film layer is firmly bonded to the substrate, with high hardness, and can be colored and sealed due to its porous structure. However, the actual production of the film layer is often white, chalking, pinch marks too deep, localized no film and other defects. The causes of these problems involve multiple variables, such as alloy composition, pretreatment quality, electrolyte parameters, clamping methods and operating practices. This paper takes sulfuric acid anodizing as the main line and refers to the "Aluminum Alloy Surface Oxidation Treatment Q&A" (Zheng Ruiting...
02-03
2026
LM6 Comprehensive Guide to High Silicon Cast Aluminum Alloys: Compositional Philosophy, Heat Treatment Response and High End Applications
A classic British Standard (BS) and Commonwealth grade of high silica-aluminium-silicon casting alloy, LM6 is recognized for its excellent casting fluidity, very good hermeticity and excellent corrosion resistance. The alloy is a typical sub-eutectic aluminum-silicon alloy characterized by a high purity base with moderate magnesium content, which can be significantly strengthened by heat treatment. It is a benchmark material for the manufacture of complex, thin-walled, high-pressure gas-tight or high-quality castings with high corrosion resistance, and has a strong reputation in the marine, chemical and high-performance engineering sectors. LM6 Comparable Standards and Grades LM6 Aluminum Alloy Composition Table (based on BS 1490 typical requirements) Element Content Range (wt%) Functional Role Silicon (Si) 10.0-13.0 Core element providing unmatched casting fluidity, low shrinkage, and resistance to hot cracking. Magnesium (Mg) ...
Reasons for choosing Ningbo Huxin as a supplier
As a technology leader in the field of aluminum alloy casting for more than 20 years, Ningbo Hexin has become a preferred partner in the automotive, new energy and high-end equipment manufacturing fields by virtue of the layout of the whole industrial chain and continuous innovation. The following is an analysis of the core competitiveness of the enterprise from the three dimensions of intellectual ability, quality control and technology cross-border:
✅ Smart Express
Digital full-process production, intelligent die-casting clusters to support rapid customization, delivery cycle speed up beyond the industry standard, yield rate is steadily high.
✅ Military quality
International standard certification system, strict control of casting internal defects, double precision testing to ensure the stability of extreme working conditions.
✅ Cross-border innovation
Multi-field material database support, 5G heat dissipation/photovoltaic bracket technology breakthroughs, adapted to new energy, high-end equipment and other cutting-edge needs.
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