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Chirag

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Chirag

Chirag is a Lean Manufacturing Engineer who has been in the tech industry his entire career. He is the founder of Lookmanufacturing and he is passionate about the development trend of the industry. That is why he created this Industry and design blog.

Industry

Top Five Facts About Rail Freight From China to Europe

by Chirag September 9, 2020
written by Chirag

Many business owners import/export goods don’t even know that rail freight can be a very practical shipping method. The simple truth is that most of them are focused either on air freight or sea freight shipping, not even considering rail freight as an option.

But, we believe that they should be considering rail freight as a viable shipping method for their goods. To that end, we’ve made our list of the top seven facts about rail freight shipping.

Here we go.

1. Faster than ocean freight

On average, rail freight time is between 15 and 20 days. That makes it faster than sea freight, which can take more than a month. There is even a freight train running to London. Currently, freight trains connecting China with Europe cover over 12,200 kilometers. The first stop is in Yiwu China, whereas the last one is in London, UK.

To get a better sense of all rail freight, here are some of the average transition times:

  • China – Hamburg: ~ 14 days
  • China -Warsaw: ~ 12 days
  • China – Moscow: ~ 12 days
  • China – London: ~ 16 to 18 days

2. Cheaper than air freight

Compared to air freight, shipping by rail is 50% cheaper. Plus, rail freight customs clearance is available 24/7, which is quite convenient as well. Add to that the door-to-door service and distribution network that is available both in China and Europe, and suddenly shipping by train seems like a pretty attractive option.

3. Reduced Emissions

CO2 emissions and pollution is a big issue that is part of a bigger problem – climate change. Rail freight is far from perfect in that regard. However, compared to air freight, it emits way less CO2. Sea freight remains the champion in this category as it emits far fewer carbon emissions. That’s because most ships sail at low speeds, which means they use less fuel. So, less fuel consumption means fewer CO2 in the atmosphere. Hence sea freight is the greenest option.

4. Containers of all Types

The China Europe railway allows containers of various types, not just the normal dry container. For example, companies can use containers such as the open-top and the reefer container. These containers are not different from sea containers in terms of max payload, capacity, and dimensions.

5. Safe and Stable Transport

Once loaded, the containers are sealed and are not opened until they arrive at their destination. A freight train can carry up to 100 TEUs. All of the containers come with their GPS tracking system and alarms.

All in all

Rail freight is one of the most convenient shipping methods that offers many benefits and has only a few downsides. Lately, it has been very popular with multinational companies such as “Brand Avenue” that takes every advantage of rail freight shipping.

According to many logistics experts, this method of shipping is bound for growth. Many predict that as soon as Europe’s economy starts recovering from the pandemic induced recession, rail freight transport will become even more critical and popular.

September 9, 2020 0 comment
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3D printing

Facts About 3D Printer Auto Bed Leveling

by Chirag September 7, 2020
written by Chirag

If you want to have accurate prints, then you need to ensure the 3D printer has a level bed. As a result, bed leveling becomes quite important. The main types of leveling are manual and automatic. With manual leveling, you need to adjust the screws, which can prove to be tedious and time-consuming. Moreover, the process must be repeated after many prints because of the possibility of misalignment after continuous use.

You should note that an uneven bed can result in problems with the first layer. This can cause poor adhesion of the printed part. Also, it can cause scratch marks on the print and clog the extruder. Many 3D printers feature automatic bed leveling that ensures easy printing.

Every person using a 3D printer agrees that leveled bed is necessary for accurate 3D prints. However, is auto leveling feature necessary? There is a need to understand both the advantages of disadvantages of auto bed leveling.

How Auto Bed Leveling Works

So, how does 3d printer auto leveling work? When it comes to 3D printing, the distance between the bed and nozzle ought to be uniform throughout the build area. However, this is quite difficult to attain, considering the contraction and expansion that takes occurs during the 3D printing process.

Although most 3D printer beds appear even and flat, irregularities do occur because of the usage of tapes and other things that are placed on the bed. Also, mechanical defects in the design of your 3D printer can also result in flaws on the nozzle and bed. Therefore, bed leveling helps compensate for the anomalies on the bed.

Some 3D printers come with the auto level feature. Thus, you can confirm whether the bed is level before printing. Ideally, the printer has a switch the checks various points on bed to ensure the bed is level.

Benefits of 3D Printer Auto Bed Leveling

With auto leveling, it is easier to make changes to build surface without the need of reconfiguring the printer. You can enjoy high precision; no matter bowed build plate or uneven heating. The sensors direct the print head to move parallel to the build plate. Another benefit of auto leveling is the reduction of time spent fiddling with Z height and the platform. Even if you are a beginner machinist, you can easily use this feature. Thus, you can be assured to get accurate prints.

Disadvantages of Auto Bed Leveling

Some experts opposed to auto bed leveling of 3D printer argue that it increases the weight of the print head. Moreover, assembling this type of printer can be time-consuming and difficult. For instance, most printers have a mesh bed auto leveling mechanism that is dependent on induction sensors to measure the distance to the print head. Also, printer firmware can mask errors that make it leveling difficult.

Experienced machinists do not require auto bed leveling. That is because manual leveling of the bed offers you a better understanding of 3D printing, and it is what can make you become a pro. Although this feature is not necessary, it does save time and suitable for beginners. Therefore, when considering buying a 3D printer with this feature, you need to take into account your skill level.

September 7, 2020 0 comment
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Industry

PCB manufacturing solutions for your products

by Chirag September 3, 2020
written by Chirag

In search of a qualified and professional PCB manufacturing company for fabricating your PCB? Then you have to contact the UET PCB manufacturing service as they have the best possible manufacturing machinery and highly qualified working staff. Their professionalism and customer satisfaction sets them aside from any other PCB company. They offer not only your PCB manufacturing but also have other services to provide, such as component procurement, PCB assembling, and electronic manufacturing services. Their services are versatile and have solutions to all of your PCB or electronics related problems.

Why UET?

They can provide a solution to PCB related issues faced by industries. Whether it is any sort of electronics, medical industry, digital communication, automotive industry, new energy, or aerospace industry, they can get your PCBs or electronic products ready within time. Plus, they have 24/7 customer service available to solve your queries at any time of the day. They also have the ability to mass production of PCBs. You can get your prototype made first, test it, and get its mass production done. They can also handle the high mix, SMT, or through-hole technology, allowing you to avail PCBs of the latest technology.

PCB Manufacturing

PCBs manufactured by them are of the highest quality according to the customer’s requirements. For the ideal optimization of your solutions, they can provide you rigid-flex/flex, standard FR4, High-speed/ microwave/RF, hybrid, and aluminum boards. They are cost-effective boards that will not only enhance the performance of your products but also make sure your desired needs are met. Your expectations are fulfilled, and your device works perfectly after installing these boards. And yes, deadlines are strictly followed so that you can have your PCB or electronic item ready within the decided time.

PCB assembly

Turnkey PCB manufacturing company is one of the most advanced and highly qualified companies that is leading in the PCB assembly services. They have the capability to do PCB assembly, such as mixed board assembly, through-hole assembly, prototype board builds, package on package, SMT assembly, and BGA assembly with X-ray inspection. They can complete any type of PCB assembly project, including full PCB assembly projects. There have professionals who are experts in PCB designing, component sourcing, PCB manufacturing, and testing. They do on-time delivery, offer services if you face any problem while using PCBs and warranty support.

Electronic Manufacturing

They are providing electronics solutions to various markets. Along with PCB manufacturing and assembly of electronics, they also offer component procurement, wire harness assembly, and box builds assembly services to their customers. After seeing and using their manufactured electronics, the only words that will come into your mind are “fast turnaround,” “high reliability,” and “precision.”

Quality Checks

To ensure their products’ quality, full flesh quality testing and checks are made before delivering them to the customers. Their PCBs and electronic items are ISO 9001:2015 certified to meet the requirements of your design. Their every PCB assembly, prototype and design process meet the regulations of IPC-A-610 Class 2 and Class 3.

So, next time if you want a PCB solution for your product, request them to get your high-quality PCB solution ready within no time with affordable rates.

September 3, 2020 0 comment
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Industry

What is Slitting and Knife Conversion?

by Chirag September 1, 2020
written by Chirag

In the vinyl and film industries, products are manufactured in large and bulk material rolls. Since the rolls are significantly too large to utilize as the end product, industrial manufacturers convert the material into a smaller roll for final production. The process is known as slitting and knife conversion. Subsequently, the material mounted on the roll is unwound and then cut into a specific width, often, through slitter blades.

Optimizing a slitting and converting process to acquire maximum uptime begins with choosing the best blade for your project. Converting blades and slitting them come in different configurations.

Selecting the perfect blade for your application is one of the ways to ensure that you achieve optimum blade life while minimizing maintenance induced by downtime.

How to Choose the Best Blade for Your Conversion Process

1. Considering the best material for the job

When a slitting blade is dull, your slitting operation definitely stops. The bar set up will then be removed before a replacement occurs. You may experience downtime for several hours.

In that case, production losses will be compounded when a metal slitting blade dulls in the process of the roll, resulting in scrapping the remaining parts of the materials. Thus, choosing a perfect material for slitting blade used in any application prevents downtime coupled with material loss.

2. 52100 Steel

52100 slitting blade has a short wear life. For that reason, it is rarely recommended for various sheer applications. Shear machines, which employ this slitting blade, have to replace dull blades all too often. They also need to undergo rigorous maintenance.

Circular slitter blades designed and manufactured from 52100 are not just low cost but also blunt. Because they are dull, they are discarded and then replaced with new ones. But, the 52100 material is needed in the shear slitting of certain plastic materials because it generates lower amounts of heat in the cutting process.

3. M2Steel

M2 steel is useful in top and bottom slitting blades. It also provides a higher wear life, given that it is harder in nature. M2 steel blading is highly recommended in different shear slitting applications that involve nonwoven materials coupled with paper. This is appended to the fact that the materials are abrasive. They can cause blade wear.

Other than that, switching from the prominent D2 steel to the well known M2 steel blade allows you as an operator to increase your runtimes in between the blade changes that can result in little maintenance prompted downtime.

4. Consider the size of the splitting blades

As with any sector in the business world, the slitting blade industry has a rule of thumb, and it involves buying a round cutter, usually between 3 and 5 times as thick as the material you intended to split. This is because the rotary slitter blade should withstand rigorous and challenging jobs.

If, for instance, you are slitting a material that is about 0.18 inch thick, you should work with a blade that ranges from (0.56 to 0.93 inches) thick. The rule of thumb has been bantered for decades. What to use highly depends on your choice of manufacturer.

A knife that is three times thicker than the material you want slit is adequate for rather light slit gauges.

5. Get a professional blade manufacturer

When choosing a slitter blade designer and manufacturer, look for an individual with extensive experience. The person should evaluate your slitting process project and make recommendations to enhance the lifetime of your blade. Expert slitting blade manufacturers know how to analyze the material that needs to be cut too.

Final Thoughts

Are you wondering how to choose the right materail to use in making the slitting blade for your knife conversion project? Finding the best slitting blades together with choosing a suitable slitting machine can be daunting. This blog post makes it easy for you.

September 1, 2020 0 comment
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Industry

Top Materials for Making Reducer Bearings

by Chirag August 26, 2020
written by Chirag

Bearings are mechanical assemblages that aid machines in carrying bulky items with ease. These components improve effectiveness by moving at very high speed, rotational or straight motion, and reducing friction. Every machining application that involves moving parts uses bearings. Bearings carry out an essential role in virtually every system, from automobiles to ceiling fans to machines in Industries.

A reducer bearing is a bearing that assigns the complete integration of top-precision gear for reduction and top-precision bearing of the axle’s radius in a secure unit. This system of transmission permits the usage of the reducer bearing over various areas, such as measuring equipment, machine tools, robotics and automation, the aircraft Industry, direction systems, the field of medicine, woodworking field, in the military, the machines used in textile industries, glass treatment, printers branch, and also machines used in filling.

The materials of a bearing can be built with metals, plastics, or the combination of parts, based on its mode of application, type of bearing, application, load, speed, and condition of operation. The way it is lubricated is also an important factor. 

Outlined below are some of the very frequently used materials when producing reducer bearings:

Chrome steel SAE 52100

Chrome steel possesses a superb capacity for wear resistance and a tough hardness close to 64 HRC. Bearings produced by chrome steel do function at temperatures close to 120° Celsius, and upon treatment by heat, can rise to a temperature of 220°C. Though, the downside of bearings made with chrome steel is that they have low chromium percentages, which makes them averse to weather effects. 

Nylon

Nylon is a complex compound, a crystal-like material, well used when making bearing materials. It occurs as a layer that is sintered in the body of an injection-molded or metal sleeve. They possess superb toughness, friction abilities, chemical resistance, and fatigue. 

Phenolic materials 

Phenolic materials are mostly utilized for cages with ball bearings having high-speed such as those used in the spindles of machine tool equipment. They resist acid, water, and alkali solutions very well. Though they possess a thermal conductivity, which is low and they do increase in size, rendering them quite undesirable in an application that needs high load-speed. They serve as a substitute for metal bearings used in gears made with an electrical switch, bearings of a water turbine, and the shaft bearings of a ship propeller. 

Nitrile rubber 

Nitrile rubber or Buna is among the very traditional seal material for bearings. They are resistant to several chemicals and can be utilized over a wide range of temperatures. Buna also possesses adequate mechanical properties, and the cost of production is affordable. Though, it is used only when a particular app needs their special properties as a result of their over-the-top cost. 

Teflon

Polytetrafluoroethylene (PTFE), popularly referred to as Teflon, is a type of polymer material with a self-greasing property, extreme chemical inertness, and a little coefficient of friction that makes it suitable as a material for bearing cages with a rolling-element, sliding bearings, journal among others.

Final Thoughts

This article highlights the intricate details of a typical reducer bearing. The elements of a reducer bearing, its function, and the type of materials are explicitly discussed.

August 26, 2020 0 comment
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