头部背景图片

Testing Criteria of Printing and Packaging Machine

2025-09-25

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.

automatic flexo printer slotter


cardboard manufacturing machine


4 color flexo printing machine

Your Best Choice of Flexo Printing Machine!

2025-09-25

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).


Printer Inline Folder Gluer Machine


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.

High Speed Flexographic Printing Machine


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



Metal Stamping Parts Showdown Standard or Custom Wins?

2025-09-23

In the world of modern manufacturing, Metal Stamping Parts remain one of the most critical components across industries such as automotive, electronics, and construction. While standard stamped parts provide cost-efficiency and quick availability, more companies in 2025 are leaning toward customization. The debate often centers around which delivers better performance: standard components or Custom Metal Stamping Parts.


Custom Metal Stamping Service


Standard vs. Custom: The Key Differences

Standard metal stamping parts are mass-produced with general specifications, making them accessible and budget-friendly. However, when applications demand higher precision, unique geometries, or specialized materials, Custom Metal Stamping Parts clearly take the lead. Customization ensures components fit seamlessly into specific designs, reduce waste, and often enhance performance in demanding environments.


Why Customization Matters in Modern Applications

In industries like electronics or automotive, custom features are no longer optional—they’re essential. A Custom Stamping Terminal, for example, allows for precise connectivity in electrical systems, ensuring safety, durability, and efficiency. By tailoring designs to exact requirements, manufacturers can improve product functionality, extend lifespan, and streamline assembly processes.


Choosing the Right Service Partner

The success of customization depends heavily on the expertise and reliability of the supplier. A trustworthy Custom Metal Stamping Service should combine advanced machinery, experienced engineering teams, and strict quality control to deliver consistent results. Beyond technical capabilities, responsive customer support and the ability to scale production are equally vital in today’s competitive landscape.


Why Choose Jiaxin (Xiamen) Precise Metal Co.,Ltd.?

When it comes to reliable Metal Stamping Parts, Jiaxin (Xiamen) Precise Metal Co.,Ltd. offers both standard and custom solutions that meet international standards. Their expertise in producing Custom Metal Stamping Parts, including Custom Stamping Terminals, makes them a preferred partner for businesses worldwide. What sets Jiaxin apart is not just product quality but also their dedication to service—offering flexible OEM/ODM options, competitive pricing, and fast turnaround times.


For companies seeking precision, durability, and responsive support in 2025, Jiaxin remains the go-to name for metal stamping excellence.

Why Metal Stamping is Essential for Modern Building and Manufacturing

2025-09-23

In today’s fast-paced industries, precision and efficiency are key. From skyscrapers to automotive innovations, Metal Stamping Parts play an essential role in ensuring strong, reliable, and cost-effective solutions. This manufacturing process not only enhances production speed but also guarantees consistent quality—making it indispensable in modern building and manufacturing sectors.


OEM Precision Metal Stamping Services


One of the biggest advantages of metal stamping lies in its versatility. Whether you’re working with structural components or intricate mechanical pieces, Hardware Stamping Parts deliver the accuracy needed to meet strict design requirements. Their strength and durability allow manufacturers to produce components that withstand daily wear and tear, supporting everything from heavy-duty machinery to consumer electronics.


Materials also matter greatly in stamping applications. For industries that demand both corrosion resistance and long-term performance, 304 SS Stamped Parts are a trusted choice. This stainless steel option offers excellent mechanical properties and ensures that parts remain reliable, even in harsh environments. From architectural structures to industrial equipment, these components provide the balance of strength and endurance required for critical projects.


SGCC stamping metal support
Custom Metal Stamping Parts

Choosing the right supplier can make all the difference. With experience, advanced machinery, and a commitment to precision, Jiaxin (Xiamen) Precise Metal Co.,Ltd. Metal Stamping Parts stand out in the market. Beyond high-quality products, Jiaxin also provides tailored solutions, reliable service, and competitive pricing—making them a trusted partner for businesses worldwide.

FENGYU Control Arms Durable Suspension Core for Global Vehicles

2025-09-22

As a leading producer of automotive components with over three decades of professional experience, FENGYU has solidified its reputation as a trustworthy provider of Control Arms, delivering precision and longevity to the global aftermarket. Specializing in suspension parts, we offer an extensive lineup of Control Arms compatible with 90% of vehicle brands—covering Japanese makes (Toyota, Honda, Lexus, Nissan), American models (Ford, Dodge, Chevrolet, Chrysler), and even European brands like Volvo and BMW. This makes us the preferred choice for Toyota Control Arms, Honda Control Arms, Ford Control Arms, Dodge Control Arms, Chevrolet Silverado Upper Control Arms, Chrysler Control Arms, Lexus Control Arms, and Nissan Control Arms, among others.

Toyota Control Arm

Engineered for Longevity: Premium Materials & Meticulous Craftsmanship

At FENGYU, every Control Arm is built to endure the demands of daily driving and harsh road conditions, starting with top-tier materials. Our Control Arms feature high-strength alloy steel frames, ensuring exceptional rigidity to handle the pressure of vehicle weight, off-road bumps, and heavy loads. The integrated bushings—crafted from high-density, wear-resistant rubber—provide essential shock absorption, reducing noise and vibration while preventing metal-on-metal friction that shortens part life.

We also prioritize protection against corrosion: each Control Arm undergoes a multi-layer coating process (including zinc plating and anti-rust paint) to shield against road salt, moisture, and debris—critical for maintaining performance in rainy or snowy regions. Hardware such as mounting brackets and bolts are forged from high-tensile steel, guaranteeing a secure fit that won’t loosen over time, whether it’s a Chevrolet Silverado Upper Control Arm or a Lexus Control Arm.

Tailored to Your Business: Flexible OEM/ODM Solutions

Recognizing the varied needs of aftermarket distributors, wholesalers, and importers, FENGYU offers customizable OEM/ODM services for Control Arms to help you build your brand. You can choose from finishes like matte black or silver, add laser-engraved logos or part numbers for easy brand recognition, or opt for personalized packaging—from branded color boxes to custom polybags that align with your marketing strategy.

With a low MOQ of 100 units per model, we eliminate the burden of large inventory commitments, making it easy to stock both bestsellers (like Toyota Control Arms and Ford Control Arms) and specialized options (such as Chevrolet Silverado Upper Control Arms). Our factory-direct pricing also ensures you get competitive profit margins, helping you stay ahead in the aftermarket.

Quality You Can Rely On: Strict Testing & Global Certifications

Quality is non-negotiable at FENGYU, and every Control Arm undergoes rigorous testing to meet or exceed OE standards. We start with raw material inspections (verifying the strength of alloy steel), then conduct in-process checks to ensure dimensional accuracy—critical for a perfect fit with each vehicle model. Before shipment, each Control Arm is tested for load-bearing capacity (to confirm it handles vehicle weight safely), bushing flexibility (to ensure smooth movement), and corrosion resistance (to validate long-term durability).

Our commitment to quality is backed by IATF 16949 and ISO certifications, meaning every FENGYU Control Arm—whether a Nissan Control Arm or a Chrysler Control Arm—adheres to global quality benchmarks. You can trust that our parts will perform as reliably as original components, keeping end-users safe and comfortable on the road.

Supported by Expertise & Responsive After-Sales Service

We stand behind every Control Arm we produce with a solid warranty and 24/7 after-sales support. If you encounter any issues—whether a fitment concern with a Honda Control Arm or a performance question about a Chevrolet Silverado Upper Control Arm—our team is ready to assist. Simply share photos or videos of the problem, and we’ll provide prompt solutions, including refunds or replacements in your next order.

With over 30 years of export experience, we understand the importance of timely delivery. Our ready stock of 100,000+ Control Arms (including hot-selling models like Toyota Control Arms and Ford Control Arms) ensures quick turnaround for urgent orders, while custom OEM/ODM orders are fulfilled within 30–45 days—keeping your inventory flowing and your customers satisfied.

Partner with FENGYU for Suspension Excellence

Whether you need to stock Toyota Control Arms for sedans, Chevrolet Silverado Upper Control Arms for trucks, or Lexus Control Arms for luxury SUVs, FENGYU combines quality, flexibility, and expertise to support your business. We don’t just supply parts—we build long-term partnerships, offering professional guidance to help you curate a product range that meets your market’s unique needs.

Looking for a trusted Control Arm supplier? Contact the FENGYU team today to explore our full range, discuss customization options, and get a free quotation. Grow your business with parts built to deliver lasting suspension performance.

5 Must-Check Features When Buying a Pressure Test Pump

2025-09-22

The pressure test pump is a device to be used for assessing the sealing integrity and stability of pipelines, vessels, or systems under high pressure. The critical performance characteristics of the pressure test pump directly impact the accuracy of the testing process. Therefore, when selecting a pressure test pump, it is essential to prioritize the pump's performance and operational efficiency.

 

1. Pressure Range and Maximum Pressure Value

The pressure range and maximum pressure rating of a pressure test pump are its most critical performance parameters. Equipment selection should be based on the actual required pressure range. If the pressure rating is too low, it may fail to meet operational demands; therefore, select a pump with a pressure rating higher than that of the equipment being tested whenever possible. Additionally, verify whether the pressure test pump features precise pressure adjustment capabilities, enabling smooth and accurate setting and control of test pressures. Furthermore, the device's pressure readings should be clear and accurate, facilitating real-time monitoring and data recording by operators.

2. Flow Control

Flow control directly impacts pressure buildup and the speed of medium delivery, thereby affecting testing efficiency. Insufficient flow causes slow equipment pressurization, compromising operational efficiency. In practical applications, different environments demand varying flow rates, making pumps with adjustable flow capabilities a viable option. Superior flow control functionality enables flexible adaptation to diverse testing conditions, ensuring process stability throughout the entire testing procedure and achieving precise results.

3. Stability

The stability of pressure test pumps also warrants close attention. When the pump ceases operation, it is essential to ensure that the liquid inside does not rapidly backflow or leak. Currently, most pressure test pumps are equipped with check valves and pressure sensors to guarantee the equipment maintains stability within a specified timeframe. Additionally, selecting pumps with intelligent monitoring capabilities can further enhance stability by providing real-time feedback on equipment operating status, enabling operators to promptly identify and resolve issues.

4. Durability

In practical operations, water is typically used as the test medium. However, some media may contain chemical additives that can cause corrosion. Additionally, prolonged use under high pressure may lead to equipment wear. Therefore, materials such as stainless steel or corrosion-resistant alloys should be prioritized. This effectively extends the equipment's service life and prevents operational efficiency from being compromised.

5. Portability and Safety

A pressure test pump that is easy to operate and convenient to move enhances work efficiency. Since testing locations may vary during operations, prioritizing pumps with lightweight designs facilitates mobility and portability. Additionally, pump safety is paramount. Testing involves high-pressure environments, making overpressure protection critical. This feature automatically halts operation when pressure exceeds set limits, preventing equipment damage or potential hazards.

 

 

Elephant Machinery utilizes advanced processing and inspection equipment to produce reciprocating pump featuring compact structure, lightweight design, small footprint, and aesthetically pleasing appearance, ensuring easy installation and maintenance. Our pressure test pumps deliver high output pressure, extended service life of wear parts, and stable performance. Our product range primarily includes piston pump and plunger pump. Please consult us based on your specific requirements, and we will provide the best service.

How CO2 Injection Boosts Oil Recovery

2025-09-22

CO2 injection pump is key to enhancing oil recovery. Injecting carbon dioxide into oil reservoirs effectively reduces crude oil viscosity, thereby accelerating crude oil movement and improving oil recovery rates.

 

1. Enhancing Pump Performance

First, improving the pump body material can enhance its corrosion resistance and durability, thereby extending the equipment's service life. Second, optimizing the pump's structural design reduces energy loss and improves operational efficiency. Elephant Machinery offers clients intelligent pump station system design featuring unmanned operation capabilities and multi-terminal remote monitoring. This system enables synchronized control of reciprocating pump systems via computer and mobile clients with real-time data synchronization. These measures not only significantly boost pump efficiency but also reduce maintenance costs, providing more reliable support for overall oil extraction operations.

 

2. Reliability and Stability

To achieve the reliability and stability of CO2 injection pump, the equipment must deliver higher and more consistent output pressure—a prerequisite to be enhanced oil recovery rates. Ensuring uninterrupted injection operations and preventing equipment-related shutdowns requires state-of-the-art sealing technology to prevent CO2 leakage, alongside cooling systems to manage heat generated during prolonged operation. When addressing complex geological conditions, pump design must also prioritize flexibility to rapidly adjust operating modes based on actual requirements, thereby better adapting to diverse reservoir development demands. Elephant Machinery employs internationally advanced production techniques to manufacture compact, space-saving, and lightweight products for your use.

 

3. Precise Flow Control

Precise flow control plays a crucial role in the operation of CO2 injection pumps. By accurately determining the CO2 injection volume, we ensure the stability of the injection process. This allows for precise injection, improves the reservoir displacement front, increases the sweep radius, and reduces gas inrush.

 

 

 

4. Reduce Crude Oil Viscosity

Crude oil's high viscosity makes it difficult to flow from the ground. When a CO2 injection pump is used, the CO2 dissolves in the crude oil, causing it to expand and reduce its viscosity, making it easier to pump the oil to the production well.

 

5. Replenishing Subsurface Energy

As crude oil is continuously extracted, subsurface pressure gradually decreases. Injecting CO2 serves as an underground energy source to restore reservoir pressure. Compared to traditional water or gas injection, CO2 injection delivers superior results while also protecting the environment.

 

 

In summary, injecting CO2 into oil reservoirs not only effectively restores formation pressure but also enhances reservoir mobility, thereby improving crude oil recovery efficiency. This approach offers greater environmental sustainability compared to traditional methods while better accommodating complex geological conditions. Elephant Machinery has established valuable partnerships with national oil and pipeline companies such as SPC, KPC, and BAPCO, as well as numerous distributors who utilize our reciprocating pumps in oilfields across the Middle East, Russia, Africa, and South America. Concurrently, we are collaborating with South America's leading oil enterprise, SERTECPET, to develop unmanned water injection pump skids for oilfields. We welcome inquiries at any time and are committed to providing the most suitable solutions for clients worldwide.

Mud Pump FAQ (Part One)

2025-09-22

 

1. What is a mud pump?

The mud pump is a positive displacement pump designed to convey liquids or slurries containing solid particles. It primarily converts mechanical energy into kinetic and pressure energy within its specialized internal structure, enabling efficient slurry transportation. Unlike pumps for clean water, mud pumps feature a more robust construction. Mud pumps are widely used in mining, metallurgy, oil, chemical, drilling, construction, and water conservancy projects, capable of handling high-concentration, high-viscosity complex media environments.

 

2. Working Principle of Mud Pump

The mud pump (a reciprocating pump) drives the crankshaft rotation via large and small pulleys and a narrow V-belt. The crankshaft drives the connecting rod and plunger/piston to perform reciprocating motion. When the plunger/piston moves backward, the inlet valve opens, allowing fluid to enter the pump body. The suction process concludes when piston. When the plunger/piston moves backward, the inlet valve opens, allowing fluid to enter the pump body until the plunger reaches its final position (180° crankshaft rotation), concluding the suction process. As the plunger/piston begins moving forward, the fluid within the valve chamber is compressed, increasing pressure. This action closes the inlet valve and opens the outlet valve, forcing the fluid out through the outlet valve by the plunger/piston.

 

 

3. Main Types of Mud Pump

Mud pumps can be classified into various types based on their structure and application, primarily divided into plunger pump and piston pump.

Plunger mud pump: Achieves liquid transfer through the reciprocating motion of a plunger. It is characterized by its compact structure and stable operation, making it suitable for handling high-viscosity, high-concentration mud media. Plunger pumps are typically manufactured from high-strength materials to enhance wear resistance and durability, enabling adaptation to harsh working environments. Additionally, plunger-type mud pumps deliver relatively uniform pressure output, making them suitable for high-pressure applications such as deep well drilling and high pressure injection projects.

Piston mud pump: Achieves liquid transfer through the reciprocating motion of a piston. Its advantages include a simple structure, high flow rate, and the ability to maintain high efficiency during prolonged operation. Compared to plunger pumps, piston pumps offer greater design flexibility to accommodate varying flow demands. Additionally, piston pumps feature relatively straightforward maintenance and convenient component replacement, making them particularly advantageous in applications requiring frequent operation.

 

4. How to Select the Right Mud Pump?

When selecting a mud pump, the choice is primarily determined by the operating environment and the characteristics of the conveyed medium. The following parameters should be considered:

Flow rate: Flow rate refers to the volume of liquid a pump can deliver per unit of time.

Pressure: The maximum output pressure the pump can generate.

• Power: The rated power required to drive the pump.

• Cylinder diameter: The dimensional parameter of the internal piston or plunger in a pump, directly affecting the pump's flow rate and pressure.

Medium characteristics: The concentration, viscosity, particle size, and whether the slurry is corrosive directly influence the selection of pump materials.

Work Environment: Whether the environment involves high temperatures, high pressure, or explosive hazards.

 

 

5. Why are the piston and plunger in mud pumps the most prone to damage?

During mud pump operation, the plunger and piston come into direct contact with the conveyed mud, which typically contains solid particles. Over time, this high-frequency reciprocating motion significantly accelerates wear on the piston and plunger. Additionally, corrosive components in the mud may cause chemical erosion on the material surfaces, further reducing their service life. To extend the durability of pistons and plungers, materials with high wear resistance and corrosion resistance should be selected. Regular maintenance and replacement of wear parts are also essential.

 

6. Daily Maintenance of Mud Pump

Daily maintenance of mud pumps is crucial for equipment, to be the key to ensuring long-term stable operation.

• Regularly inspect the pump body for leaks to prevent leakage caused by seal issues.

• Pistons and plungers require periodic inspection to observe whether their surfaces show obvious signs of wear or corrosion, and they must be replaced promptly based on actual conditions.

• Lubricating oil must be kept clean and at sufficient levels, not only to reduce friction between components but also to effectively prevent contaminants from entering internal structures.

• Regularly clean the inlet and outlet valves to prevent solid particles in the slurry from accumulating and causing blockages that could affect the pump's normal operation.

• After completing the task, it is recommended to flush the pump interior with clean water to prevent residual slurry from causing corrosion.

• Recording operational data from equipment, such as changes in parameters like pressure and flow rate, helps identify potential issues early and take appropriate measures.

 

Elephant Machinery specializes in reciprocating pump products, offering both plunger pumps and piston pumps. Power configurations include hydraulic motors (hydraulic pump), electric motors, and diesel engine drives. Elephant Machinery's mud pumps have collaborated with numerous international companies and received positive feedback. We welcome inquiries and discussions at any time. Elephant Machinery will provide you with the best mud pumps available.

What is the purpose of a pressure test pump?

2025-09-22

A pressure test pump typically injects liquid (usually water) into the equipment under test, then increases the pressure to check for leaks. This process primarily evaluates the integrity of the equipment's seals. The test identifies any leaks or structural issues, ensuring the equipment operates safely and reliably during use.

 

1. Working Principle

A pressure test pump is a reciprocating positive displacement pump. Its operating principle involves drawing liquid into and discharging it from the tested equipment through the reciprocating motion of a piston (piston pump) or plunger (plunger pump). Additionally, the pump typically incorporates a pressure regulating device, allowing the pressure to be set to the required value during equipment testing or operation. During use, the pressure gauge reading can be observed to determine whether the equipment can withstand the required pressure.

 

 

2. Safety

When simulated equipment operates under extreme conditions, it enables inspection to determine whether the equipment is to be found with cracks, deformation, or other safety hazards. This testing method effectively prevents numerous potential hazards that could occur in real-world scenarios, thereby safeguarding both operators and the work environment.

 

3. Quality

The quality of pressure test pumps directly impacts the accuracy of test results. Testing conducted after equipment manufacturing, installation, and maintenance is a critical step to ensure compliance with design specifications and industry standards. Ensuring equipment quality not only enhances the accuracy of test outcomes but also reduces subsequent maintenance costs.

 

 

Elephant Machinery pressure testing pumps not only meet national and industry standards but also ensure operational stability and reliability for our customers. Furthermore, our intelligent pump station system enables remote start/stop functions, speed regulation, and data retrieval, allowing staff to monitor equipment status in real time. Feel free to contact us anytime for inquiries. Our professional team will provide detailed product information and tailored solutions.

Why T6061-T6 Forged Wheels Are a Top Pick for Car Enthusiasts?

2025-09-19

When upgrading vehicle wheels, car enthusiasts have tons of options—but T6061-T6 forged wheels always stand out. 

 

Here’s why: Unlike cast wheels, forged ones are made by pressing a solid metal block under extreme heat and pressure. This lines up the metal’s grain, making them super strong and durable. Up close, you can see the craft: smooth surfaces, sharp spokes, and a metallic shine that screams premium quality.

 

Concave forged wheels

 

Unlike cast wheels that crack easily under stress, these handle tough conditions—off-roading, highway speeds, you name it. Slap them on a sports car or SUV, and they don’t just look good—they make the ride smoother and more responsive too.

 

Another win? They balance performance and value. High-end forged wheels cost a fortune, but T6061-T6 versions give you quality without the sticker shock. They cut unsprung weight, improving handling, acceleration, and braking—key for any gearhead. They fit tons of vehicles: sports cars, SUV,racing car and so on. The forging process tells the durability story: heat an aluminum ingot, press it into a blank with thousands of tons of force. No air bubbles, aligned grain—way tougher than cast wheels.

 

For bulk buyers, wholesale aluminum alloy forged wheels (including T6061-T6) are a no-brainer. Shops and retailers can stock up on quality wheels at good prices to meet demand. Whether you’re a hobbyist upgrading your ride or a pro outfitting a fleet, these wheels deliver performance and durability that stand out in the auto world. Consistent quality and broad fit make them go-to for style and substance.

 

T6061-T6 forged wheels win over enthusiasts because they’ve got it all—top-tier material, balanced performance, and accessibility. They check every box: strength for tough use, reliability for years, and value that won’t break the bank. Whether you love the sleek design, the solid manufacturing, or the better ride, these wheels aren’t just a trend—they’re a long-term investment in your vehicle’s performance and style.

 

Chrome multi spokes wheel

5 holes 18 inch wheel

Brushed bc forged wheel

 

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