On April 7th, 2017, our company GUANGZHOU KESHENGLONG CARTON PACKING MACHINE CO.,LTD. applied for the corrugated carton flexo printing machine rubbing brush dust removal device patent certification.
After one year later, we received the 20 years duration patent certification from SIPO.
Guangzhou Keshenglong rely on our own brand, professional technology and skills, united workteam to let our cardboard printing machine be well known to the world!
August 25th to 26th, 2019, one of our Jumbo size machine K1-2200X4600 automatic flexo three color printing slotting die-cutting machine and auto-stacker successfully shipped, which is loaded in 7 40’ containers.
In the spot, we have crane and forklift to make sure put the feeder printing machine right in the container, and then our professional team binding the machine and fix it well.
Following are the pictures of the machine shipment, if you want to buy the corruggated carton printing machine, our Keshenglong, the professional team give you the paramount service!
Once our carton box printing machine finished, our corresponding technicists would test the machine in strict accordance with the testing criteria, after testing with no problems with all details, then we arrange the shipping of the printer slotter die cutter machine.
As below are our testing criteria of printing, slotting, and die cutting unit.
1. Speed testing:
When the board is at the maximum or minimum length and width, the speed can reach 60% of the design speed; When the board in the maximum feed size of 1/2 length and width, the speed can reach 80% of the design speed. The speed mentioned above can guarantee the accuracy of the following functions.
2. Printing quality:
Within the range of printable size, the first color shall be printed with the leading edge of the board as the reference point, and the range of registration accuracy shall be ±1mm. Taking the first color as the reference point, the second color, the third color and the fourth color registration accuracy shall be ±0.5mm, and there shall be no omission or uneven printing color. No ink drag or ink on non-printed area.
3. Slotting registration:
The slotting unit can be connected to produce three and five layers of corrugated board, and the accuracy range of machine running direction is ±1.5mm.
4. Die cutting registration：
The die cutting unit can be connected to produce three and five layers of corrugated board and the accuracy range of machine running direction is ±1mm.
Only in this way, can our China carton packing machine stand firm of the quality.
As one of the leading enterprise of China carton printing packaging machinery, after nearly 20 years’ pioneering and acquisition century enterprise of corrugated flexo printing machine, world leading brand of the industry---Shinko Machine Co.,Ltd, Keshenglong becomes one of the manufacturing enterprises with the most complete product series, the most impeccable quality and after-sales service in the peer in China with the ability of designing, manufacturing and developing multi series carton back-end products of various specifications.The products have been widely praised by customers, and sold to more than 70 countries and regions around the world.
SUPERα-925 fixed fullservo printingslotting andinline folder glueris totally manufactured according to Japan Shinko’s standard, which needs 160KW power, isenergy-efficient (safe half of the energy than peer’s products).
Keshenglong K6-1628computerized flexo printingslotting die cutting machine is made according to high standard, high speed, high efficiency,reliability and safety, which can help to reduce production cost and improve the production efficiency.
Recently, carton packaging industry is in the period of industrial transformation and upgrading, machines replace artificial labor and intelligent equipment become the inevitable trend of future development. With more than 20 years of experience in the carton printing and packaging machinery industry, keshenglong & Japan Shinko have the world's leading core technology of carton printing machinery manufacturing, and high machine automation, intelligence and production efficiency, which is definitely your best choice of flexo printing machine!
If you are interested in flexo printing machine, you can contact us directly.
Email : kl@keshenglong.com.cn
The GT-F50 Salt Spray Test Chamber, as an advanced environmental simulation device, plays a crucial role in industrial testing. It is primarily used to test the corrosion resistance of various materials' surfaces after electroplating, anodizing, painting, rust-proof oil treatments, and more. This article will explain in detail the three testing methods of the GT-F50 Salt Spray Chamber: Neutral Salt Spray Test (NSS), Acetic Acid Salt Spray Test (AASS), and Copper Accelerated Acetic Acid Salt Spray Test (CASS).
1. Principle:
1.1 The Neutral Salt Spray Test (NSS) is the most common salt spray test method. It uses a 5% sodium chloride solution with a pH value between 6.5 and 7.2.3.2 It is particularly suitable for evaluating the corrosion resistance of aluminum alloys, magnesium alloys, and their surface treatments.
V. Advantages of the GT-F50 Salt Spray Testing Machine
1. Material and Structure: The entire salt spray tester is made of 5mm imported gray PVC sheet. It uses advanced internal three-dimensional reinforcement technology, ensuring a strong structure, deformation resistance, acid and alkali resistance, high-temperature resistance, and aging resistance. It applies to various test specifications such as salt spray and copper acetate tests.
2. Heating Method: The test room uses a steam direct heating method, which ensures fast and uniform temperature rise, reducing standby time. The heating tube is made from titanium, offering high corrosion resistance.
3. Safety Features: Dual-function over-temperature protection is included. In case of over-temperature, it will display a warning and cut off the heater power to ensure safe use.
4. Automatic Features: The chamber includes an automatic spray exhausting device, allowing clear observation of the samples in the test room.
VI. Conclusion
As an advanced environmental simulation device, the GT-F50 Salt Spray Test Chamber provides reliable technical support for testing the corrosion resistance of materials through the NSS, AASS, and CASS tests. Whether for general corrosion testing or high-demand corrosion resistance evaluations, the Salt Spray Testing Machine demonstrates its excellent performance and wide application prospects.
When purchasing a tensile testing machine, many people assume that a higher force value indicates better performance. However, this is not necessarily true. Selecting the right fabric tensile strength tester requires considering multiple factors, including testing requirements, material properties, and budget. This article delves into the key factors to consider when choosing a tensile testing machine to help you make a more informed decision.
Understand Your Testing Requirements
Material Properties and Testing Range
Equipment Accuracy and Resolution
Testing Speed and Control System
Budget and Cost-Effectiveness
Brand and After-Sales Service
Comprehensive Evaluation
As a crucial testing device, the selection of a tensile testing machine requires careful and comprehensive consideration. This article aims to help you make a wiser decision when purchasing a tensile testing machine. Whether for research or production, selecting the right tensile testing machine can effectively enhance work efficiency and test quality, providing robust support for your work.
GESTER is a renowned manufacturer specializing in physical testing equipment, known for its high-quality standards and excellent products. GESTER best fabric strength testing machine strictly adhere to international quality standards such as ISO, ASTM, and DIN, ensuring reliability and accuracy. They offer various testing modes and flexible configurations to meet different material and testing standards. Advanced control software and data analysis systems allow users to monitor the testing process in real-time and obtain precise data. Comprehensive after-sales services, including equipment installation, operation training, and technical support, ensure a smooth user experience and the normal operation of the equipment. With a broad user base and excellent reputation, GESTER continues to enhance product performance through technological innovation and customer feedback, making it the preferred brand for numerous companies and research institutions worldwide.
Whole Shoes Flexing Tester GT-KA01-2:
The Professional Choice for Durability Testing
The shoe market is fiercely competitive, and consumers have ever-increasing demands for the quality of footwear products. To meet market demands and ensure product quality, shoe manufacturers and testing institutions rely on professional testing equipment. The Whole Shoes Flexing Tester GT-KA01-2 is an indispensable device in this regard. It can comprehensively test the flexing durability of finished shoes, such as sports shoes, casual shoes, and work shoes. The tester evaluates the shoe or sole's resistance to flexing and detects cracks through reciprocating flexing movements at specified angles and frequencies.
Features and Advantages
Applications and Real-World Cases
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User Reviews and Feedback
Future Prospects
ISO 12947-1 Martindale abrasion testing apparatus
The Martindale abrasion tester specified in ISO 12947-1 is a specialized apparatus designed to simulate the friction and wear fabrics experience during use. The sample is mounted on a platform and subjected to a rubbing motion in a defined pattern under a specified pressure.
ISO 12947-2 Determination of specimen breakdown
ISO 12947-2 forms part of this series of standards, specifically detailing the experimental method for determining fabric abrasion resistance via the Martindale procedure. A standard abrasive cloth is applied to the fabric surface under specified pressure, simulating the friction and wear encountered during use.
ISO 12947-3 Determination of mass loss
ISO 12947-3 forms part of this series, detailing how to use the Martindale method to determine fabric abrasion resistance. This method is used to evaluate the abrasion resistance of fabrics by measuring mass loss after a specified number of cycles.
ISO 12947-4 Assessment of appearance change
ISO 12947-4 specifies a method for assessing the appearance change of fabrics after abrasion testing using the Martindale test euipment. designed to evaluate fabric wear resistance. Upon test completion, observe surface abrasion marks on the sample, serving as a key indicator for assessing abrasion performance. Examine changes in the sample's appearance during testing, including alterations in color, luster, and texture. The degree and frequency of these visual alterations enable classification of the fabric's abrasion resistance grade. Typically, superior abrasion resistance corresponds to a higher grade.CNC milling machines have become an essential part of modern manufacturing, providing the precision, efficiency, and flexibility required in industries such as aerospace, automotive, mold making, and general engineering. By automating complex cutting operations through computer numerical control, these machines are capable of producing highly accurate and repeatable components, even for intricate designs and tight tolerances. However, like any advanced manufacturing technology, CNC milling machines present both benefits and limitations. In this article, we will explore the key advantages and disadvantages of CNC milling machines, helping manufacturers, engineers, and decision-makers evaluate whether this technology is the right fit for their production needs.
A CNC milling machine (Computer Numerical Control milling machine) is an advanced manufacturing tool used to cut and shape materials with high precision. Unlike traditional manual milling machines, CNC milling machines are operated by pre-programmed software, allowing for automatic and highly accurate movements. These machines are capable of producing complex geometries, intricate details, and tight tolerances, which are essential for industries such as aerospace, automotive, and medical device manufacturing.
Spindle: The spindle is the rotating component that holds the cutting tool and provides the necessary motion to perform the cutting operations. A motor drives it and operates at high speeds, depending on the material and tool type.
Tool Holder: This component securely holds the cutting tool in place while the machine operates. The tool holder can be designed for specific types of tools, such as end mills, drills, or taps.
Worktable: The worktable is where the material (usually a metal, plastic, or composite) is placed during the milling process. It is often equipped with clamps or a vise to hold the material in position.
Control System: The control system (usually a computer with specialized software) directs the movement of the machine. It converts digital CAD (Computer-Aided Design) files into machine instructions through a process known as G-code, ensuring that the machine follows the exact specifications of the design.
CNC milling machines operate by moving a rotating cutting tool (or tools) along multiple axes (usually 3, 4, or 5 axes) to remove material from a workpiece. The movement of the tool is highly controlled and precise, based on the programmed instructions. During the milling process, the tool removes material in small increments, leaving behind a smooth, accurate surface according to the design specifications.
There are different types of CNC milling machines based on their configuration and capabilities:
3-Axis CNC Milling Machine: This is the most common type, where the tool moves along three axes—X, Y, and Z. It is suitable for simple to moderately complex parts.
4-Axis CNC Milling Machine: In addition to the three linear movements (X, Y, and Z), a 4-axis machine has an additional rotational axis, which allows for more complex part shapes and the ability to machine multiple sides of a workpiece in one setup.
5-Axis CNC Milling Machine: The most advanced type, capable of rotating along two additional axes. This provides maximum flexibility and is typically used for high-precision, complex aerospace or medical components.
CNC milling machines offer a wide range of benefits, making them a preferred choice for many industries. From high precision to improved efficiency, these machines bring substantial advantages to the manufacturing process. Below are the key advantages of using CNC milling machines:
One of the most significant advantages of CNC milling machines is their ability to achieve incredibly high precision and repeatability. These machines can produce parts with tolerances as tight as ±0.01mm, making them ideal for industries that require exacting standards, such as aerospace, medical devices, and automotive manufacturing.
CNC milling machines are designed for high-speed, automated operation, significantly improving productivity compared to traditional manual machining. The ability to run the machine continuously, 24/7 (with proper maintenance), allows manufacturers to meet tight deadlines and achieve higher output levels. Additionally, CNC milling machines can perform multiple operations—such as drilling, boring, and tapping—in a single cycle, reducing the need for multiple setups and decreasing overall lead time.
Whether it's intricate 3D surfaces, detailed slots, or undercuts, CNC milling can handle it all. These machines are highly versatile and can work with a variety of materials, including metals, plastics, and composites, making them suitable for industries with a wide range of production needs.
Unlike manual machines that rely heavily on operator skill, CNC milling machines are automated and programmed with specific instructions. This reduces the possibility of human error, ensuring that the parts are produced to exact specifications. Furthermore, because the operator is not directly involved in the machining process, the risks associated with manual operations, such as accidents and injuries, are minimized.
CNC milling machines are highly scalable, which means they can be used for both small-batch production and large-scale manufacturing runs. Whether you need to produce a single prototype or thousands of identical parts, CNC machines can easily adapt to different production volumes. The use of digital programming also allows for fast adjustments to the machine’s setup, making it easy to switch between different parts or designs.
While the initial cost of a CNC milling machine may be high, the long-term benefits far outweigh the initial investment. The precision and efficiency of CNC machines lead to reduced material waste, lower labor costs, and less need for rework, all of which help to cut production costs over time. Additionally, CNC milling machines have lower maintenance costs compared to manual machines, and their ability to run for extended periods without supervision further improves their cost-effectiveness.
While CNC milling machines offer many advantages, they also come with certain disadvantages that manufacturers must consider. These drawbacks are primarily related to the initial cost, the need for skilled operators, and ongoing maintenance. Understanding these disadvantages will help companies make informed decisions about investing in CNC milling technology. Here are the key disadvantages:
The initial cost of purchasing a CNC milling machine is one of the main drawbacks. The machine itself, along with installation, setup, and training costs, can be significant. For small businesses or startups, this capital outlay can be a barrier to adopting CNC technology. Additionally, high-performance machines with multiple axes or advanced capabilities often come at a higher price. Though the long-term benefits and return on investment (ROI) can be substantial, the upfront expense is a challenge for many businesses.
CNC milling machines require ongoing maintenance to keep them running smoothly. These machines have many moving parts that can wear out over time, such as spindles, motors, and tool holders. Regular servicing is essential to prevent downtime and costly repairs. Though CNC machines are generally more durable than manual machines, the maintenance costs—such as replacing worn-out tools, lubricants, and mechanical components—can add up.
CNC milling machines are energy-intensive, especially when running for extended periods. Compared to manual machining, these machines consume more electricity due to their automated and high-speed operations. In industries where production runs continuously or in large volumes, energy costs can significantly impact the overall cost of operations.
CNC milling machines are driven by pre-programmed instructions, which means that making immediate design or operational changes can be more time-consuming than with manual machines. If a design needs to be modified quickly, the operator must update the program, reconfigure the machine, and test the new setup. This process can lead to delays, particularly if the change involves complex or custom designs.
Selecting the right CNC milling machine for your business is crucial to ensuring both efficiency and cost-effectiveness in your manufacturing operations. With a wide range of machine types and features available, making an informed decision requires evaluating several key factors. Below are the essential steps and considerations to help you choose the ideal CNC milling machine for your needs.
The first step in selecting a CNC milling machine is understanding your production volume and specific requirements. Different machines are designed for different production capacities, and choosing the wrong type can lead to inefficiencies and higher operational costs.
Low-Volume Production: If you're running low-volume, high-precision jobs (e.g., prototypes or custom parts), a 3-axis CNC milling machine may be sufficient. These machines are versatile, affordable, and suitable for a wide range of applications.
High-Volume Production: For large-scale production, you may need a more robust solution, such as a 5-axis CNC milling machine, which can handle more complex parts with higher precision and faster cycle times.
The type of material you plan to work with plays a significant role in selecting the right CNC milling machine. Different materials require different cutting speeds, tool types, and levels of precision.
Metals: If you're machining metals like aluminum, steel, or titanium, ensure that the CNC milling machine is equipped with a powerful spindle motor and heavy-duty construction.
Plastics and Composites: For softer materials like plastics or composites, a lighter, lower-power machine may suffice. Machines like mini CNC mills or benchtop mills are ideal for working with non-metal materials.
High-Performance Materials: For aerospace or medical-grade parts, look for CNC milling machines that offer exceptional precision, such as those with thermal stability and superior spindle control.
The specific capabilities of the CNC milling machine will depend on the complexity of the parts you need to produce. Some key factors to consider are:
Number of Axes:
3-Axis Milling Machines: These are suitable for basic operations like drilling, slotting, and boring. They are commonly used for simple parts with moderate complexity.
4-Axis Milling Machines: These machines add a rotational axis (usually around the X-axis) to provide greater flexibility for machining multiple faces of a part without re-fixturing. Ideal for parts that require more complex features like cylindrical cuts.
5-Axis Milling Machines: These are advanced machines that can simultaneously move along five axes. Perfect for intricate and complex parts with high precision. Commonly used in the aerospace, medical, and automotive industries.
Spindle Speed and Power: Higher spindle speeds are essential for cutting hard materials at faster rates. For softer materials, a lower-speed spindle might be sufficient. Consider the material and cutting speeds to determine the optimal spindle power.
Tool Capacity: Consider the tool changer capacity (e.g., how many tools the machine can hold) if you need to perform multiple operations in one cycle. Some machines have automatic tool changers for high-efficiency work, allowing you to switch between different tools without stopping production.
The control system is the brain of your CNC milling machine. It's important to choose a machine with an intuitive and reliable control system that fits your needs. The two most common control systems are:
Fanuc: Known for its high precision, stability, and long lifespan. It’s widely used in many CNC machines, especially those for complex and high-volume production.
Siemens: Offers highly customizable solutions, known for flexibility and ease of integration with advanced manufacturing setups.
Heidenhain: Known for its precise feedback systems and used in applications requiring extremely tight tolerances.
When choosing a control system, ensure that it supports the CAD/CAM software you're using and is compatible with the specific needs of your production.
CNC milling machines are game-changers in modern manufacturing, offering unmatched precision, speed, and flexibility. While the initial investment and maintenance requirements may seem steep, the long-term benefits—especially for high-volume, high-accuracy production—often far outweigh the drawbacks. Whether you’re in aerospace, automotive, or general engineering, the right CNC milling machine can elevate your production capabilities to new heights. Ready to explore your options? Contact us today to find your perfect fit.