# Category: Bending/Folding

### Essential Structural Designs for Common Bending Dies

The structure of a bending die varies depending on the characteristics of the bent part (shape, size, precision level, etc.) and production volume. The complexity varies, and there are numerous…

### Optimizing Process Sequencing for Sheet Metal Bending: Key Factors to Consider

Process planning for sheet metal bending parts refers to the sequential order of the bending processes during fabrication. The bending sequence should be arranged based on the shape of the…

### Common Defects in Bent Parts: Causes and Solutions

1. Main Causes and Manifestations of Defects in Bent Components 1. Bending Cracks These often form on the exterior edges of the bending deformation zone due to tensile stress. To…

### The Art of Sheet Metal Bending: Molds and Techniques

1. Bending Deformation Methods The deformation methods for sheet bending can be classified into: free bending, contact bending, and corrective bending, as illustrated in Figure 1. Free bending (Figure 1a)…

### Hydraulic Press Brake Maintenance Checklist

Hydraulic press brakes are widely used in the hardware industry, involving complex hydraulic technology that necessitates the integration of electrical, mechanical, hydraulic, and PLC technologies. When a malfunction occurs, ordinary…

### Bend Allowance Formula: Calculator & Charts

Have you ever wondered how to precisely calculate the bending allowance for your metal fabrication projects? In this blog post, we'll explore the fascinating world of bend allowance formulas and…

### How to Calculate Sheet Metal Bending Radius?

Attention all sheet metal fabricators and designers! Are you struggling to determine the optimal bending radius for your projects? Look no further! In this blog post, we'll dive into the…

### Precision Sheet Metal Bending with Solidworks Bend Allowance

Understanding Bend Allowance Concept of Bend Allowance Bend allowance is a critical parameter in sheet metal fabrication that helps determine the accurate flat length of the sheet material required to…

### What Is Press Brake Crowning: Types, Process， Essentials

Press brake crowning may not be a term that is familiar to most people, but it is a crucial process that ensures the accuracy and straightness of the bending workpiece…

### How to Calculate Bending Springback?

When designing a bending die with an internal arc, many people either choose to use the same R value as the original product and do not consider the springback, or…

### E21 vs E200P Press Brake Controllers: Which is Better?

The E21 and E200P press brake controllers are both products of Estun, a company based in China. The following are the differences between these two controllers: Comparison Parameter E21 E200P…

### Electro-Hydraulic Servo Press Brake Operation: Expert Guide

Functions and Ranges of Work The Electro-Hydraulic Servo Numeric-Control Press Brake is known for its high efficiency and precision in bending sheet metal. The size of the V-groove on the…