What Causes Drag Marks in Casting and Molding?

Dalian Zhongsheng Metal Products What Causes Drag Marks in Casting and Molding

Drag marks are surface defects formed during casting or injection molding due to friction, improper tooling, or mold flaws. This article explores their causes, effects, detection, and solutions—empowering manufacturers to ensure smooth surfaces and better part quality.

Die Casting Machine Basics: What You Need to Know Today

Dalian Zhongsheng Metal Products Die Casting Machine

This article explains what a die casting machine is, how the die casting process works, and the differences between hot and cold chamber machines. It also highlights key industry applications such as automotive, aerospace, and electronics, helping manufacturers choose the right equipment.

Sandblasting vs Anodizing: Basics and Best Use Cases

Dalian Zhongsheng Metal Products Sandblasting vs Anodizing

This article explores the essential differences between sandblasting and anodizing, their industrial roles, and how combining both can improve surface durability, adhesion, and aesthetics for aluminum and titanium parts. Ideal for manufacturing, aerospace, construction, and automotive industries.

Tapped Hole vs Threaded Hole: Key Differences Explained

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In metal manufacturing, understanding the difference between a tapped hole vs threaded hole is crucial for functional design, durability, and cost control. This guide breaks down their definitions, use cases, pros and cons, and expert tips to help engineers make informed choices.

Mould Temperature Controller: Improve Casting Results

Dalian Zhongsheng Metal Products Mould Temperature Controller

A mould temperature controller ensures consistent thermal conditions during casting, which enhances product quality, shortens cycle times, and reduces waste. This guide explains how it works, its benefits, and how to choose the best one for your factory needs.

Silk Screen Printing Techniques You Need to Know in 2025

Dalian Zhongsheng Metal Products Silk Screen Printing

This article reveals the top silk screen printing techniques for 2025. Learn how the process works, which materials and equipment are required, the most popular types of printing methods, and how much it really costs to run a silk screen project or business.

Die Casting Tolerances: Guide to Precision & Quality

Dalian Zhongsheng Metal Products Die Casting Tolerances

Die casting tolerances define the precision of every manufactured part. This article explores the main types of tolerances, global standards (GD&T, ISO, DIN, JIS), influencing factors, and the role of material selection in achieving accuracy and consistent quality.

Carbon Steel Melting Point: Why It Matters in Industry?

Dalian Zhongsheng Metal Products Carbon Steel Melting Point

The carbon steel melting point plays a vital role in manufacturing, welding, casting, and material selection. This guide covers its temperature range, industrial relevance, and how it differs across low, medium, and high carbon steel.

10 World’s Best Sand Casting Manufacturers & Brands

Dalian Zhongsheng Metal Products 10 World’s Best Sand Casting Manufacturers & Brands

Finding a reliable sand casting manufacturer is crucial for high-quality metal parts. In this guide, we rank the top 10 world’s best sand casting manufacturers and brands based on quality, expertise, and market reputation. Learn which companies lead the industry and how to choose the best supplier.

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