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O We implemented ISO 9001:2015 quality certification management system
O Mould precision up to 0.005mm。
O 100% inspection on all products and strictly controls the quality

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Punch Case

Designed and manufactured with a focus on micron-level dimensional control and superior material selection, Punch Case is a high-precision screw that is widely used in several demanding industrial applications. Known for their high strength, quality materials such as stainless steel and titanium alloys, these precision screws undergo advanced machining and surface treatment processes to ensure their performance and reliability in a variety of demanding environments.
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Product Feature

A Punch Case is a specialized container used for storing and protecting punch molds and dies, which are essential tools in manufacturing processes such as stamping, pressing, and cutting. Punch Cases ensure that your tools are kept organized, secure, and free from damage when not in use, helping to extend the lifespan of your molds and dies.

At DONGLONG, we provide a wide range of high-quality Punch Cases designed for various punch molds and dies, ensuring maximum protection, easy storage, and organization. Our punch cases are customizable to fit different sizes and shapes of tools to meet your specific needs.


Punch Case

Strict Quality Control

Punch Case strictly follows the ISO 9001:2015 quality management system in the production process, and has strict quality control from raw material purchasing to every procedure in the production process to finished product testing.Punch Case has an experienced quality inspection team equipped with high-precision testing instruments to ensure that every batch of products meets or even exceeds customers' expectations.


Why Choose Our Punch Cases?

Our punch cases are designed to meet the highest standards of quality and durability, ensuring that your tools remain in excellent condition over time. Here are a few reasons why you should choose our punch cases:

1.Durability: Made from high-quality, long-lasting materials, our punch cases are built to withstand harsh manufacturing environments.

2.Customization: We offer a range of customizable options to ensure that your punch molds and dies are securely stored and easy to access.

3.Tool Protection: With features like foam inserts, secure latches, and shockproof designs, our punch cases provide maximum protection for your valuable tools.

4.Space Efficiency: Our cases are designed to save space while ensuring tools are neatly organized, making them ideal for both small and large-scale operations.


Advantageous features of Punch Case

  • Durable:

Made of high-strength alloy material with high wear and fatigue resistance, it can be used for a long time in high-frequency punching operations without damage.

  • High precision:

Through advanced processing technology and strict quality control, each Punch Case is ensured to have high accuracy and consistency to meet the needs of precision processing.

  • Easy Maintenance:

Punch Cases are simple in design, easy to install and replace, and have low maintenance costs, helping to reduce equipment downtime and improve production line efficiency.

  • Customisation:

Can be customised according to the customer's special needs, providing one-stop solutions from design to manufacturing to ensure that the product fully meets the requirements of the actual application.

Punch Case

Application areas of Punch Case

  • Automotive Manufacturing:

In the automotive manufacturing process, Punch Case is used for punching body parts, such as doors, chassis, instrument panels, etc., to ensure high quality and consistency of the parts.

  • Aerospace:

The aerospace industry demands the highest levels of precision and strength, and Punch Case can provide high-precision punching solutions to meet the processing needs of aerospace components.

  • Electronics Manufacturing:

In electronics manufacturing, Punch Case is used to punch circuit boards, chassis, and a variety of electronic components to ensure dimensional accuracy and assembly quality.

  • Construction:

Punch Case is widely used in the construction industry for processing metal structural parts, such as steel beams and plates, providing efficient and reliable punching solutions to support the smooth progress of construction projects.


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FAQ:

What is a Punch Case?

A Punch Case is a core component used in metal punching equipment, usually made of a high-strength alloy material, which is used to punch a specific shape of hole in a metal material by mechanical force.


What is the main function of a Punch Case?

The main function of the Punch Case is to achieve precise punching of metal materials, ensuring efficient production and diversification of applications to meet different processing needs.


What materials are used in the manufacturing process of Punch Cases?

Punch Cases are typically manufactured from high strength alloys to ensure that they are extremely resistant to wear and fatigue.


In what ways are Punch Cases highly durable?

Punch Cases are highly resistant to wear and fatigue, allowing them to be used for long periods of time in high-frequency punching operations without damage, extending their service life.


How does Punch Case ensure the accuracy of punching?

Through high-precision design and advanced manufacturing process, the Punch Case is able to punch metal materials accurately and ensure the consistency of size and shape.


Is the Punch Case easy to maintain?

Punch Cases are designed to be simple, easy to install and replace, and low-maintenance, which helps to minimise downtime and improve line efficiency.


What industries use Punch Cases?

The Punch Case is used in a variety of industries including automotive, aerospace, electronics and construction.


What are the applications of Punch Case in automotive manufacturing?

In automotive manufacturing, Punch Cases are used for punching body parts such as doors, chassis, instrument panels, etc. to ensure high quality and consistency of the parts.


What is the future trend of Punch Case? 

In the future, Punch Case will develop towards material innovation, smart manufacturing and green manufacturing to improve service life, productivity and environmental performance.


How to choose the right Punch Case?

When choosing a Punch Case, you should consider its material, precision, durability and ease of maintenance, and select the right product for your specific processing needs and applications.

Dimension


Punch Case Product Information

Product Name

Punch Case

Brand Name

Donglong

Place of Origin

Dongguan, Guangdong, China

Specification

Customized on Request

Customization

Material, size, shape, convex and concave marking, coating, laser engraving mark and packing are all customizable.

Product Material

Carbide.ASP23 Vanadis.CPMRTXM4.SKD11SKD61HSSA2M2D2SUJ2.S45C.ect

Standard

DIN ANSI BS JIS

Tolerance

±0.002mm

Surface Treatment

TiCNTiN,Aitain,Ticrnnitriding Black oxygened Black coating etc available

Polishness

Close to Ra0.2 Hardness Depends on material(HRC60~94)

Hardness

Depends on material(HRC60~94)

Shaping Mode

Grinding, wire cutting, EDM, cnc machining, cnc turning, cnc Milling

Application

Machinery Parts and Molds


Material for Core of Punch Case
Grade
WC+Other
Co
Grain Size
Density
Hardness
TRS
(±0.5%)
(±0.5%)
(g/cm³)
(HRA)±0.5
(N/mm²)
KG5
88
12
Medium
14.31
88.3
340
KG6
86
14
Medium
14.12
87.3
320
EA65
82
18
Coarse
13.75
85
300
EA90
76
24
Coarse
13.22
82.8
270
ST6
85
15
Coarse
13.8
86
270
ST7
80
20
Coarse
13.4
85.3
270
VA80
80
20
Coarse
13.58
84
280
VA90
78
22
Coarse
13.39
82.5
240
VA95
75
25
Coarse
13.12
81.5
220


Material for Casing of Punch Case
Material
Hardness
(HRC)
Features
Applications
H13
59-61
H13 is a chromium molybdenum hot work steel with exceptional hot hardness and abrasion resistance, general hardness, and toughness.
Used for extrusion dies, forging dies, stamping tools, etc.
SKD11
58-61
SKD11 tool steel has good wear resistance and size ability after heat treatment.
Used for tensile dies, cold extrusion dies, first punch holder, etc.
SKD61
43-53
SKD61 steel is a high-grade die casting die. It has heat shock resistance, heat deformation resistance, heat fatigue resistance.
Used for heat work dies, cold heading dies, second punch holders.


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