User blogs
Features of the linear weigher
A linear weigher is a packaging machine designed for granular and liquid materials, it has high weighing accuracy, simple and convenient operation, high reliability, and complete functions. The linear weigher can be widely used in feed, grain, food, seed, smelting, medicine, petrochemical, non-metallic mineral, fine chemical, inorganic salt, rubber and plastic, leather, fertilizer, and other industries. Here to find out what features the linear weigher has!Get more news about top quality linear weigher,you can vist our website!
1. Linear weigher with zero setting and automatic zero tracking function.
2. Weighing value setting, storage, modification, and other functions.
3. Linear weigher with a total weight of the package and a total number of bags display function.
4. Interlocking control of weighing, unloading, and bag clamping processes.
5. Linear weigher with automatic and manual tare function.
6. It can be equipped with a mobile trolley, which can change the operating position according to the bulk material of the packing place so that it is convenient for the user to operate in the field.
Main performance and structural features.
1. Linear weigher is equipped with safety protection, in line with enterprise safety management requirements.
2. Adopting intelligent temperature controller, the temperature control is accurate; the packaging seal is beautiful and flat.
3. Adopting PLC control servo motor double pull or single pull film structure, sealing and cutting position all adopt motor automatic deflection correction device, oversized display touch screen constitutes the core of driving control; improves the control accuracy, reliability, and intelligence of the linear weigher.
4. Linear weigher and metering configuration can automatically complete the metering, feeding, filling, bag making, date printing, inflation (exhaust), date printing, finished product delivery all packaging processes, and automatically complete the counting.
5. With fault display system to help troubleshoot in time.
6. Can be made into pillow-shaped bags and punched hanging hole bags according to customers' needs.
7. Optional devices: measuring cup type metering, spiral metering, electronic automatic metering, combined linear weigher.
How to Select and Install Wire Rope Thimbles
Thimbles are used to protect the eyes of cable, and rope slings from abrasion by providing a solid steel barrier between the fragile cable strands and the other rigging fitting used in the connection. Thimbles also prevent eye deformation or kinking by giving structure to the cable eye. After repeated high load use, wear and kinking can reduce the strength of the cable, and can lead to premature failure.Get more news about thimble wire rope,you can vist our website!
Light duty thimbles are typically used in static applications such as a permanent installation, a controlled environment, or in situations where they won’t experience much load.
Light duty thimbles typically work best on traditional fiber rope because they can handle the same amount of load and rough handling as you would expect a fiber rope to take. You can see here that this light duty thimble is ideal for this application, while this heavy duty thimble is grossly oversized.
Because heavy duty thimbles have extended protective material around their edges, and a tendency to resist deformation in uncontrolled applications, they are commonly used in applications that will experience dynamic loading, or loads near or at the working load limit. Heavy duty thimbles are ideal for lifting, towing, and applications that will require the user to frequently connect and disconnect the thimble to other rigging components
When choosing a thimble for your application, it’s important to consider what type of environment the thimble will be used in. E-Rigging offers thimbles that are made from Zinc Plated Steel, Hot Dipped Galvanized Steel, and Type 316 Stainless Steel.
Starting with the most corrosion resistant, stainless steel thimbles are best suited for being used in outdoor applications and are highly resistant to rust. Stainless Steel thimbles are also ideal for being used in or near saltwater environments where corrosion frequently occurs, and are the best choice when using stainless steel cable or chain.
Our heavy duty, hot dipped galvanized thimbles come in at a lower cost than stainless steel, and are also suited for outdoor environments. While galvanized components are also ideal for outdoor use, galvanized components can exhibit signs of surface rust if the galvanized coating is worn off on the load bearing or contact areas of the component, this type of surface rust is normally worn off when loaded or used, and shouldn’t affect the component’s performance.
Our light duty zinc plated thimbles can also be used outdoors, but it’s important to be aware that a zinc coating is thinner than a hot dipped galvanized coating, so the thimble may exhibit signs of rust earlier than a hot dipped galvanized thimble, this is especially true in environments where the thimble will be exposed to rain or snow, or in salt air or salt water environments.Thimbles can be used in conjunction with cable and rope to form rigging assemblies. The most important thing to consider when doing so, is making sure that the thimble is sized properly and securely fastened in the eye of the cable that is being used. If the thimble is too loose in the eye, it can fall out or rotate, and if it is undersized or grossly oversized, connections to other properly sized rigging fittings can become difficult.
When sizing the thimble to cable, it’s important to size the thimble to the actual size of the cable that you are using with it. For example, if you are using 1/4" uncoated cable, use a 1/4" thimble.
Low Voltage Switchboard Enclosures
A wealth of experience from our engineers, most of whom have worked in the industry for many years, enables us to interpret your switchboard requirements with minimum information, saving you time, delivering exactly what you want with minimum effort from you. Our engineers use the latest CAD/CAM software packages to ensure your design specifications are met with meticulous precision. All of your required cut-outs are carefully sized and positioned making for a smoother fabrication process.Get more news about Switchboard Enclosures,you can vist our website!
We take great pride in continually investing in our people and the latest technologies. We're able to provide a more rounded, complete service which means a greater end product for you and your clients. If a particular application calls for a product outside the standard offer, we are able to engage our design and engineering department to create a bespoke solution tailored to your needs.
Our Metering Solutions and Switchboards ensure you have everything you need for your next installation. For diverse applications such as single homes or multiple units to commercial buildings, we supply ready to use solutions making your next job quick and simple.
The use of our innovative quadro M and quadro evo Switchboard Systems enable fast and efficient assembly that meet regulations and ensures your large projects are on time and within budget.
We have the required certification to be able to manufacture your switchboards to the latest IEC 60529 standard, with ingress protection ranging from IP31 - IP66. All Forms of Separation are covered to BS EN 61439-2, coupled with our ongoing testing and development, means we're one of the market leaders in enclosure and busbar production for OEMs & Panel builders Expertise from ongoing testing to IEC 61439-2 allows our engineers to provide support to ensure your design will meet electrical consultants' specification, with our earth-bar meeting this requirement.
Through Conduit Knife Gate Valve
The HCPZ-series through conduit knife gate valve is a bi-directional wafer knife gate valve. It is mainly designed for highly concentrated flow media. With a through going O-port plate, this valve provides a stable and safe shut-off performance without clogging. With double-seat design, it can handle flow in both directions.Get more news about through conduit gate valve,you can vist our website!
Both designs utilize flanged and butt-weld end connections, and are manufactured and tested in accordance with API 6D. The full port bi-directional flow capability minimizes pressure drop and turbulence. The SCV design offers many features and options beneficial for oil, gas, and liquid applications making it the most demanded Thru Conduit Gate on the market.
MAIN FEATURES: The two sealing faces of a slab gate valve are perpendicular to the pipeline axis, its closing member is a single disc, valve equipped with a stretching mechanism. The gate valve is widely applicable for transmission pipeline system of natural gas 、oil products and chemical engineering. From the aspect of structure style, the through conduit gate valve can be divided into two types of valves with diversion holes and valves without any diversion hole. Design Features Design standard as per: API 6D、ASME B16.34、GB/T 19672 The valve disc and valve seat seal are repeatedly treated by special processes, and protected by multiple seals, and featured with anti-corrosion, penetration-proof, anti-abrasion and long service life; Valve seat is designed with hard-soft double seal, having reliable tightness; With a full bore design, both the coefficient of flow resistance and the pressure loss are very small; When the valve is fully opened, medium erosion occurring to its sealing face is smaller than that of other valves; The through conduit gate valve with diversion holes installed on a pipeline can also be cleaned by a pipe cleaner directly; For adjustment structure, the valve have a good flow adjusting ability; No space restriction on valve installation, that is, both parallel and perpendicular installations are allowed. Product Range Body material: carbon steel, stainless steel, Nominal diameter: 2"～60" Pressure range:Class150～2500 End connection: RF, RTJ, BW Working temperature:-46℃～+200℃ Operation : handwheel, gear box, electric, pneumatic actuator, electro-hydraulic actuator , etc.
A packaging giant has invested in a new die-cutting machine
It comes as the family-run company, which manufactures packaging for most major supermarket chains, undergoes a multi-million-pound extension. This will add a further 50,000 sq ft to its headquarters and increase turnover – the last financial year saw the UK turnover top £46m, up by more than 20 per cent year on year..Get more news about die cutting plastic recycling machine,you can vist our website!
Justin Wilkins, the company’s sales and marketing director, said: “As with any investment in machinery, it’s always exciting to have a new addition to our range of kit.
“But the fact that we are the first in the UK to have taken the bold step to buy this machine, is just fantastic and demonstrates our commitment to innovate and our think-outside-the-box ethos.
“We are currently monitoring its performance, and hope to be a beacon of good practice.”
The investment comes a year after The Wilkins Group purchased a £1.1m cutting and creasing machine from Bobst adding to the firms fleet of Bobst machines in its UK portfolio.
In 2020, Wilkins also spent £50,000 on a new sampling machine which gives its clients a more realistic idea of the products it can produce, as well as £300,000 on a new tray-forming machine as part of its campaign to help drive the industry from single-use plastic to recyclable cardboard.
Meanwhile, the site extension, scheduled for completion this Summer, is expected to bring extra jobs, alongside the staff it currently employs at Colwick, as well as its factories in Sri Lanka, Bangladesh and China.
Welch's innovation in the field of two-stage rotary vane vacuum pumps
CRVpro 4, 6 and 8 – the products provide highest reliability for stable operations as well as a long product lifespan.Get more news about Two Stage Rotary Vane Vacuum Pump Seller,you can vist our website!
Due to its low noise level the robust vacuum pumps series ensures undisturbed working. Furthermore the cool running CRVpro pumps guarantee less oil consumption and a slowed down corrosion. By diluting chemical vapors with a larger oil chamber there is also a reduced risk of chemical attacks and oil breakdowns.
Convincing with a modern and compact design, the CRVpro vacuum pump series fits different performance requirements perfectly and is for example applicable to freeze dryers, vacuum concentrators, schlenk lines, glove boxes, industrial applications, HVAC and vacuum ovens.
Pascal 2021 HW is suited for applications where water vapor is expected such as low temperature sterilization and drying. The two-stage rotary vane pump has a gas-ballast system that allows the pumping of large volumes of vapor without condensation inside the pump. This prevents accumulation of fluid that would adversely affect the service life of the pump and the pump oil. It utilizes special materials to resist aggressive chemicals such as hydrogen peroxide. The pump is ready to deliver vapor in just a few minutes due to a customized temperature-management system. It has a safety device that impedes the water from entering into functional sections of the pump if the steam capacity is inadvertently exceeded.
HOW DOES A SHRINKING MACHINE WORK?
When it comes to the shipping and manufacturing industry, one thing we know for certain is that businesses want their products to be shipped securely and in excellent condition. Our shrink wraps are puncture and tear resistant, extremely durable, and FDA approved for direct contact with food. They can be used on any manual, semi-automatic, or fully automatic L-bar system.Get more news about Auto Shrink Wrap Machine,you can vist our website!
Shrink wrapping is typically done using one of several methods - manually, automatically, or a combination of both. If you’re shipping smaller items with less volume, a shrink wrap heating gun may work fine. However, for larger products and larger quantities, a shrink wrap machine is far more efficient.
A shrink wrap machine is a machine used in heat shrink packaging. The machine generally includes a sealer and heat source to apply heat to the shrink wrap, however there are several types. Some of the types include heat sealers, shrink wrapping combination systems, shrink tunnels and fully automatic shrink wrap machines.
Most shrink wrap machines use some form of heat sealer to seal the open ends of the shrink wrap. However, the overall function work in different ways.
Heat sealer (I-Bar): An I-Bar sealer works by using a single sealing bar to seal and cut the shrink film in one motion to enclose the package or product. This manual sealer usually works best with lower output processing.
Heat sealer (L-Bar): L-Bar sealers work at higher speeds and have two sealing bars that are positioned in the shape of an L (hence the name). As this is also a manual sealer, it is also best for lower output operations.
Shrink tunnels: These are great for medium to high-speed, large output operations. They are typically paired with an L-Bar sealer to amp up the efficiency of the machine. They also come in various sizes and dimensions and are suitable for persons wrapping 150 or more products per day.
Shrink wrapping combination systems: As the name suggests, this machine is a combination of two in one: The L-bar sealer and shrink tunnels. This system usually comes with different functions, two of which are a magnetic hold and discharge conveyor option.
The magnetic hold function keeps the L bar sealer in a sealing position until the seal is complete. This allows users to position the next product while the seal finishes, hence improving efficiency.
The discharge conveyor transports products into the shrink tunnel. This saves time users from having to touch the product after the initial seal.
Fully automatic shrink wrap machines/Conveyors: As you can imagine, these machines are best for high output, high speed operations. The fully automatic shrink wrap machines have powered conveyors to feed products into the shrink wrap machine continually. Conveyors are used at the exit of a shrink wrap tunnel.
The Impact of Two Different Cold-Extruded Feeds and Feeding Regimens on Zebrafish Survival
Zebrafish (Danio rerio) is one of the top model organisms used in biomedical research. Therefore, it is fundamental that zebrafish facilities continuously improve husbandry methods to provide fish with the best physiological and welfare conditions that suit each experimental purpose. Nutrition is a husbandry aspect that needs further optimization, as it greatly affects growth, reproduction, health and behaviour. Here, we have compared the impact of different feeding regimens on zebrafish survival, growth and reproductive performance. Mutant and wild-type zebrafish were raised using several combinations of two cold-extruded processed feeds—Skretting GemmaMicro and Sparos Zebrafeed—and one live feed (rotifers). Zebrafeed outperformed GemmaMicro in terms of survival rate, and embryo viability was also higher when the spawners were fed with Zebrafeed either from larval stage or upon sexual maturation. In contrast, GemmaMicro favoured growth, both in size and weight. The use of rotifers until 60 days post-fertilization improved survival of fish co-fed with GemmaMicro, while delaying their growth. Zebrafeed® performance was not affected by co-feeding rotifers. Overall, we showed that different nutritional formulas affect physiological parameters, allowing for the establishment of feeding protocols adapted to the objectives of each facility. At the same time, we validated Skretting®GemmaMicro and Sparos®Zebrafeed as two commercially available feeds that are well suited for zebrafish nutrition in a laboratory environment.Get more news about Micro Precision Cold Extrusion Part Exporter,you can vist our website!
Research in different models has historically promoted the importance of nutrition in outcomes related to development, health, disease and responses to toxic compounds in food and the environment [1,2,3]. Yet, there is a striking absence of literature showing the role of nutrition as an important regulator of health and disease in zebrafish. If nutrition is to be accepted as a critical part of health management, it is imperative to consider the typical end goal of fish production in a research setting: to provide fish that are clinically healthy and representative of animals exhibiting normal physiology [4]. Although the known nutritional requirements of other cyprinid fish can be an acceptable approach to zebrafish requirements [5,6], this does not take into account some particularities of the species, such as high growth rate, infinite growth, continuous egg production after maturation. The feeds and feeding regimens implemented by research laboratories for rearing zebrafish are varied [7]. In some cases, feeds and feeding regimens are implemented without a formal evaluation [8]. While the world aquaculture relies on fish meal (FM) as the main protein source in aquafeeds [9], research over the last decade has resulted in a significant decrease in the portion of FM in fish feeds, and there are species-specific limits in the FM replacement rate by, for example, soybean (SBM), above which irreversible damages occur affecting fish growth performance and welfare [10,11]. Therefore, meeting the specific nutritional requirements of zebrafish will potentiate growth and promote an optimal physiological status, minimizing undesirable effects and allowing for more consistent results [12]. The use of purified diets with defined ingredients facilitates the determination of the precise nutritional requirements, promoting optimal performance in fish stocks [13].
Having alternative suppliers of live and processed feeds, which results in fish with high, optimized and standardized growth, survival and breeding rates, is a management requisite for zebrafish facilities. Comparing different feeds tested in previous studies [14,24] that have demonstrated good impacts on growth and reproductive performance is the first step towards achieving this. This study aimed to understand which combination of commercial processed feeds, Skretting®GemmaMicro® and/or Sparos®Zebrafeed®, complemented with Type “L” saltwater live rotifers Brachionus plicatilis, is more suitable for improved survival, growth and reproductive performance.
In this study, we used two strains of zebrafish that are widely used in biomedical research: wild-type AB and non-pigmented Nacre mutant (mitfa −/−). Embryos were obtained by overnight crossing 8–10 females with 4–6 males of each strain stock in 1.7 L sloping breeding tanks (Tecniplast®). The housing and husbandry of all animals were performed as published [25], and dietary adaptations were in accordance with the specifications of the present study (Table 1). Briefly, all embryos were collected, placed in 90 mm diameter petri dishes with standard embryo medium [26] and kept at 28 °C in an incubator with a photoperiod of 14 h:10 h/light:dark up to 5 days post-fertilization (dpf). Early 6 dpf larvae were transferred to 3.5 L tanks at a density of 35 fish/tank, each containing 400 mL of fish water and 100 mL of type “L” saltwater rotifers (Brachionus plicatilis) solution (0.5 mL of RG Complete™, ~800–900 rotifers/mL, conductivity ~3 ppt). At 8 dpf, water flow was started through the 3.5 L tanks, and larvae began to be fed according to their experimental group (Table 1).
How Long Will My New Athletic Running Track Last
I’m often asked what the lifespan of a running track is? Most people who ask this question are really only considering the synthetic surface, but there are other more important key components to consider when estimating the maximum running track longevity and overlooking them will severely compromise your investment. Here are 4 variables that will greatly affect the how long question:Get more news about high quality running track,you can vist our website!
1. Meets all 4 Critical Components = Will last 20‐30 years.
If the substructure, that is the drainage, stone‐base and laser‐controlled asphalt, is properly designed and constructed and a high quality sealed polyurethane synthetic surface is properly installed, an athletic running track can last for 20 to 30 years with proper maintenance and resurfacing.
2. Quality Surface + Poor Substructure = FAILURE
If the substructure has been designed and/or constructed poorly, no matter how high quality the surface you choose or how well it is installed, the athletic running track will fail prematurely‐ possibly in the first few years, resulting in cracking, settling, bubbling, or worse.
3. Quality Substructure + Poor Surface = FAILURE
If the running track surface has been poorly installed but the substructure has been designed and constructed well, the track surface will fail prematurely and possibly as soon as the first few years.
4. The key point fundamental to maximizing the running track longevity is ensuring that the substructure be properly designed and constructed and a high‐end, sealed polyurethane system must be installed properly.
5. Other variables that come into play are climate, maintenance practices of the school, UV degradation, freeze‐thaw cycles, and poor quality construction all of which will greatly reduce the longevity of a running track to a few years before problems arise. If well built, running track longevity could be 2‐3 decades with timely, proper maintenance, and resurfacing.
If the infrastructure is built well, the track surface chosen will have a large impact on how long that component lasts. An unsophisticated system but well‐constructed latex track versus a well‐constructed high‐end polyurethane track could have a running track longevity differential of 10‐20 years with maintenance and resurfacing. It is truly imperative to find an experienced athletic running track designer who writes a strong spec that will be followed and installed by an experienced and specialized athletic facility builder that offers a quality warranty for maximum running track longevity. This could mean the difference of your track lasting from 1 year to 20+ years.
Why are JST connectors so scarce all the sudden?
Do you mean vernacular term JST as in any little plastic PCB connector including all kinds of gray market fake clones or genuine JST components from JST the company?Get more news about jst connector production,you can vist our website!
Its a single supplier. JST is single company in Japan. I'm sure they're busy doing "stuff" and having fun trying to ship things.
Its like trying to buy Nichicon capacitors. There is one company in Japan making Nichicon capacitors. If they're busy, well, they're busy and you wait. There are zillions of "e-waste" reprocessors in China whom will desolder larger electrolytics from old PCBs, peel the plastic shrink, and apply a new shrink with all manner of trademarked names and temperature ratings to random e-waste pulls, including falsely labeled Nichicon. Those are the only two suppliers of Nichicon caps and if they're both busy or sold out you're outta luck.
Now if you're willing to change your BoM or if your safety regulator permits it and your company purchasing dept has a relationship with competitors and no single-sourcing agreement for better prices, you can use fantastic products from Chemi-con or Vishay or tens of serious competitors and hundreds of not-so-serious competitors.
Because you're doing stuff with JST XH I "know" you're doing something with modern RC vehicle batteries. I'm old, we played with RC cars in the 80s using Molex connectors and had the same problem as now, Molex is a single company and if they couldn't ship we didn't get connectors and that was the end of the discussion.
Full size car batteries are not licensed single source technology. Then again a lead post of a given diameter isn't very high tech. AFAIK there are no rechargeable battery pack connectors that are unlicensed at this time. FOSS type projects to issue a standard connector might arise, someday. Could implement 18650 individual cells and holders, those are unlicensed and not trademarked AFAIK but I have not verified that.
BTW JST connectors are extremely complicated not just wire and plastic. The posts are made with a cheap copper alloy, then plated with thick copper and plated again with tin, and the solder tabs are made the same way. I guess the PITA of a stage of pure copper plating is cheaper than paying for pure copper for the entire post. Copper is expen$ive. The plastic is a weird polyamide nylon-alike with some secret sauce flame retardant mix in that supposedly doesn't corrode copper or tin, so the connectors don't burn terribly well. Nylon usually doesn't burn until it melts anyway. Very hand wavy polycarb would melt or be tiresome to deal with at reflow solder temps, nylon is only like fifty degrees tougher but that's tough enough to make it easy to reflow nylon connectors. Or more specifically it'll keep its shape deep into the decimal places after reflow. They used to make polycarb capacitors from like 1960 to 2010 but they gave up, I guess impossible to hot air reflow them I don't know for sure.