Plastics are more resistant to chemicals than their metal counterparts. Required fields are marked *, Convection Calculator : Convective Heat Transfer, K-factor Calculator for Sheet Metal Bending. Reduced manufacturing costs. It’s even been used to create bullet proof vests that are stronger and lighter than some of the other materials they’ve been … Injection molding process is very difficult to control. If you continue to use this site we will assume that you are happy with it. It is generally cheaper and can easily be produced in much larger quantities than metal. Although metal products still exist, many companies have switched over to plastic for various reasons. Even now, over half a century later, many manufacturers are still not really aware of the benefits of choosing plastic parts that they can’t get from using metal parts.Plastic isn’t only extremely durable and extremely reliable; it … designers across various industries are reducing product cost by incorporating plastics parts. Injection molding gear. Polymers such as plastic can be easily formed to make almost any imaginable shape and they are normally durable. In this article we will discuss various advantages and disadvantages of plastic over metal parts. Plastic parts offer several universal benefits over metal, including: Can have higher tensile strength vs. many types of metal Just as the auto industry is dealing with reducing automotive weight and increasing efficiency, industries across the board are dealing with the issue of improving their part designs to outperform their competitors while reducing overall part costs. 2. Plastic resins are continually evolving, becoming more suitable to accommodate modern product demands of being lightweight, durable, thermally conductive, and easy to manufacture. Indeed, engineering plastics have replaced metal in the manufacture of many different products. Engineered polymers and plastics are continuing to replace aluminum and other metals in automobiles, with the average car interior now being made up of over 50% plastics. What was missing from the article, and from Dietrich's report, was commentary on the substantial economic and health benefits that come from the use of plastic pipe over conventional metal pipes. Plastics now offer similar tensile strengths of metal, can be thermally conductive, resistant to heat and chemicals, and offer many other properties once thought of to be unique to metals. Plastic resins are continually evolving, becoming more suitable to accommodate modern product demands of being lightweight, durable, thermally conductive, and easy to manufacture. Companies are constantly dealing with tight margins and increasingly competitive marketplaces which puts an enormous amount of pressure on engineering teams trying to develop new products that are both cost-effective and of sound design. In composite fiber laminate applications, tenacity is the usual measure of specific strength. Specific strength is a material’s tensile or compression force per unit area at the point of failure, divided by its density. Assembly features such as snap are used to join plastic parts. Plastics have actually been used in cars since the 1950s, but it’s the latest innovations that are really changing the industry for the better. Read on to learn all about it from the plastics professionals. Superior design flexibility. Therefore plastic has the advantage of manufacturing parts with negligible wastage compared to metal parts. Chemical resistance : Plastics are generally less susceptible to damage from chemicals or chemical reactions, such as oxidation or rusting, than metals. Polymer parts do not require post-treatment finishing efforts, unlike metal. Additionally, overall part weight is reduced and the manufacturing process becomes more efficient by going with plastic over metal with minimal secondary operations needed. But cost and weight are not the only factor that industries are using more plastic parts in their products. The rest is used for energy and transport. Extremes of heat and cold can damage metal over time from continual expansion and contraction. While each plastic resin has its own properties, all Fabriplastic polymers in general offer superior flexibility when compared to metals. Rubber over metal- Molding of a flexible rubber substrate on top of a metal cast/part. They have higher life dependency. In other words, many industrial applications can … Along with so many advantages, Using plastic parts instead of metal can have following limitations as well. Click this link for more details on snap joints. For example, Latest manufactured vehicles are low in weight compared to old vehicles. When we talk about replacing metal parts with plastics. One of the main advantages to using plastic as a construction material is the cost to produce and use plastics – it is less expensive than most other materials. Ten years dedicated to custom engineering plastics parts manufacturers +86-020-82257313 [email protected] Home; Products. Plastics manufacturing process has advantages of Integrating assembly features in plastic parts itself. Click this link for more details on snap joints. The plastics industry only consumes 4% of the world’s oil production as feedstock. Therefore plastic part weight and cost are less compared to metal parts. Therefore it helps in reducing product cost. Lower cycle time helps in reducing plastic part manufacturing cost compared to metal parts. Plastic bumpers absorb shock, plastic dashboards and door panels are a little kinder on your head during a wreck, and plastic fuel tanks minimize explosion risks. Because various metal parts in old vehicles are replaced with plastic parts. Other materials, like rubber, are less than ideal for making many of the things we use plastics for instead. This plastic conversion model that the lighting industry is moving forward with can easily be applied to many industries across the globe. Therefore plastics offer advantages of eliminating secondary finish operation. The plastics industry only consumes 4% of the world’s oil production as feedstock. You can expect 25 to 30% cost saving with metal-to-plastic conversion. In our experience, as we talk with clients during their initial design phases, we have found there is a general lack of knowledge and many misconceptions surrounding the benefits of engineering-grade plastic resins. The Advantages of Plastic over Metal As many industries become increasingly aware of the benefits of metal-to-plastic conversion, high-volume injection molding is quickly becoming the method of choice for part manufacture. In a recent "Automotive Plastics Report," Market Search, Inc., Toledo, OH, identified five areas in which plastics suppliers will find strong opportunities over the next five years: Plastics are produced in faster cycles than metals which helps keep manufacturing costs down as well. Which has relatively lower cycle time. Injection molding tool development has longer lead time. Join now. How designers across multiple industries are reducing costs and increasing profits by incorporating plastic instead of metal in new product designs. This method is used for the separation of non volatile compounds. One of the main advantages to using plastic as a construction material is the cost to produce and use plastics – it is less expensive than most other materials. The rest is used for energy and transport. These advantages are quantified in Table 1.2 where, for example, it is seen that nylon has a specific gravity about one-sixth that of … So what are the advantages of plastic products over metal products? Apart from weight and cost, plastic parts have the following advantages compared to metal parts. Easy adherence to various regulatory compliances. Concepts like single-use medical examination kits which make use of sterilized plastic instruments, as well as dis… To solve this problem plastic parts are used in conjunction with metal parts. A common property of composite materials is their light weight-to-strength ratio or “specific strength”. High temperature plastics also provide weight savings in many applications (e.g., automotive) and as a … Plastic offers many advantages over metal, including cost, design, processing, and performance. injection molding. Different parts require different injection molds. Plastic parts are manufactured by flowing molten plastic in injection mold. Plastics typically come from non-renewable resources. It is clear to see that converting from a traditional metal luminaire system to one composed mostly of plastic dramatically reduces the amount of assembly required to create the final product. Over 60 years of extrusion experience, with continuous value-added features incorporated over the years. Polyethylene Buckets. List the advantages of plastic over metal Get the answers you need, now! Without extensive and costly secondary finishes and coatings, metals are easily attacked by many common chemicals. Advantages of plastics over ceramics, glasses, and metallic materials are as follows: Plastic over ceramics: 1) Plastics denture are more preferred by doctors because ceramics dentures are less durable and have less chemical bonding with the plastic base. Weight Advantages. Plastics offer various advantages compared to metal parts while fulfilling all functional requirements. Metal parts require secondary finishing operations to achieve required aesthetics and corrosion resistance. Over 31,000 people in the United States are directly employed in the manufacturing of plastic bags. Advantages of Plastic. Therefore engineers are replacing metal parts with the plastic parts for various applications. The plastics industry in the U.S. is currently the eighth-largest one presently operating. Our ISO 9001 Quality System assures repeatability, conformance, and continuous improvement. Generally speaking, the main benefits of using composites are: 1. With the invention of plastic injection molding techniques, the interest of manufacturers in using plastics for medical applications has seen a huge surge. Improved strength: Metal grades tend to be stronger, harder, … Therefore plastic parts have a disadvantage of higher lead time compared to metal parts. Recycling processes can change the comparison at times. The Advantages of Plastic over Metal. Answered List the advantages of plastic over metal 2 See answers Pom Injection. This is particularly true when it comes to metal. Whereas machined metal parts do not require special tooling. Advantages. In Thin layer Chromatography also called (TLC) is widely used method for the separation and detection of an molecule from a given mixture of compounds.. It is also known as the strength/weight ratio. Plastics are made out of different resins. One obvious advantage comes to mind is lower manufacturing cost and reduced weight. One obvious advantage comes to mind is lower manufacturing cost and reduced weight. This material is non-corrosive, tough and flexible, which makes polyethylene perfect for free-flowing product applications. Benefits of Plastic Over Metal. Light weight in plastics is due to three factors: low density, reasonably high strength, and ability to be molded or extruded in thin-walled shapes. These modern plastics are also much more durable so they can resist hail and heavy snow or even flying baseballs or hockey pucks! Plastics are not good conductors of heat. jainam76 jainam76 04.06.2019 Chemistry Secondary School +5 pts. Manufacturing process is very difficult to control. What are some advantages of using plastics over metals? With less weight in the aircraft structure, significant operational cost savings are realized; payload yields increased, maintenance costs decreased, and gre… Log in. Plastics are cheaper as compared to metals. Elk Grove Village, IL. Additionally, the manufacturing process of plastic utilizes faster cycle times compared to metal, achieving lower production costs of plastic components versus metal components. Plastic products play a major role … Polymers are more resistant to chemicals than their metal counterparts. Combined with it’s toughness and versatility, this makes it the go-to material for all kinds of electronics. If a part is too expensive for the market, it will never sell, regardless of how amazing a new part design is or how much it will change the industry it is suited for. Plastics are corrosion resistant and non-conductive in nature. New plastic materials offer strength and stiffness comparable to steel, and innovative processing capabilities allow us to machine plastic parts with tight tolerances. As a rule of thumb, for the same strength, FRP will weigh approximately one seventh as much as steel, and half as much as aluminum. Even with these gains on the auto front by metal makers, plastics continue their onslaught onto the automakers' components menu. 2/25/15 — Ask any plastic manufacturer if a part should be designed in plastic or metal and they will give a list of reasons why plastic is always the way to go. Can have higher tensile strength vs. many types of metal. If plastic parts design is not as per guidelines or process is not controlled, various Plastic injection molding defects are observed. The following properties of plastic make it the material of choice for making many articles: Plastics are non-reactive: Most of the metals get corroded by air and water. Remote controls, computers, TVs, kitchen appliances – you name it and chances are it’s made of plastic. Therefore plastic parts can not be used where high heat and thermal conductivity is required. The engineering team here at Custom Plastics has decades of experience in assisting companies during the design phase of projects and are experts at letting our customers know what types of designs can and cannot work for plastic extrusion and injection molding. Advantages of plastics over ceramics, glasses, and metallic materials are as follows: Plastic over ceramics: 1) Plastics denture are more preferred by doctors because ceramics dentures are less durable and have less chemical bonding with the plastic base. Buckets that are constructed from rigid and abrasion-resistant nylon are ideal for their ability to stand up to extreme abuse. Lightweight properties are important when considering the cost and ease of installation, especially for pipe and tanks. Certainly there will always be a need for metal, but for many industrial and consumer markets, plastic is becoming the material of choice for many convincing reasons, and the most important of which is cost reduction. Requires less heat (than metal or glass) for giving a shape. With the invention of new polymers, plastics are fast replacing their metal counterparts in multiple industries like automobiles, medical care, agriculture, aerospace, and hospitality. 1. Plastic parts are manufactured by flowing molten plastic in the mold. These include wear and chemical resistance. Plastics can not be used for very high and low temperature ranges. Whereas metal parts are machined from relatively larger blocks. The automotive industry is a perfect example of this struggle – the federal government has established new standards requiring that by 2025 automotive brands must average 54.5 MPG throughout their consumer vehicle line-up for cars and light trucks; a daunting task for automotive designers who have to redesign their vehicles with materials that are cost effective, just as durable as their metal counterparts, but weigh significantly less. Metal vents, whether they are aluminium or galvanized, are prone to corrosion in wet environments especially if damaged. Nearly any transportation-related field can also benefit by investigating the advantages of metal replacement plastics: shipping containers, railroad manufacturing, heavy trucks and RVs, aircraft applications, and more. This is generally performed on the thin sheet of aluminum or thin sheet of glass or plastic. However, many polymers cannot take exposure to extreme temperatures and don't always hold their shape in water. Lower cost: Generally, plastic gears are less expensive to produce than metal gears. We are proud to offer several decades of injection molding experience. (a) Following are the top advantages of using plastics over metals for various industrial applications: 1.) To sum up, product designers across various industries are reducing product cost by incorporating plastics parts. Lighter weight: Plastics typically weigh less than metals of comparable dimensions. Here is the detailed discussion on the advantages of plastic parts over metal parts: Plastic has the advantage of higher strength to weight ratio and they are very tough in nature. Some Disadvantages & Advantages of an TLC.. Plastics are more durable than ceramics, glasses, and metals. Reduced waste. What are some advantages of using plastic over metals? Lower packaging and shipping costs. Specifically within the lighting industry, we are seeing many manufacturers of luminaires converting their metal housing and heat sinks into single injection molded parts using modern engineering-grade polymers that have similar properties as aluminum. Plastics of the following advantages over metals: Plastics are highly flexible as compared to metals. The advantages of using composites include: 1. We will keep updating this article on advantages and disadvantages of plastic over metal. Parts designed and manufactured by Diversified Plastics offer many advantages over metal — particularly in environments with high exposure to water and chemicals or where weight and/or friction are factors. Historically, metal has always been thought of as the go-to material when designing a part that needs to withstand the test of time. If you are starting a new project or are looking to convert a current product from metal to plastic, please don’t hesitate to give us a call at 847.439.6770 or email us at sales@customplasticsinc.com. Ask any metal manufacturer the same question and you will get a list of reasons why metal is superior. However, over the last sixty years there have been major advancements in the field of plastic engineering leading to new engineering-grade plastic resins that are continuously outperforming metal in industries across the board. The advantages of using composites over metals highly depend on the application. Another very distinct advantage of FRP is its low weight-to-strength ratio. Additionally, overall part weight is reduced and the manufacturing process becomes more efficient by going with plastic over metal with minimal secondary operations needed. Engineering plastics have become much more commonplace in the manufacturing industry over recent years, due to possessing a number of advantages over other materials. Best CNC Router and Desktop CNC Machines for Prototyping, Best 3D Rendering Software for Beginners and Experts in 2020, Various types of Metal 3D Printer Technologies. Below, we’ll look at the advantages that plastic parts can offer over metal ones, in the right applications. For industries that need designing options, geometry and different kinds of textures, plastics are going to be the most suited materials. Below is a specific gravity (kg/dm3) comparison of a few common metals compared to commonly used plastic resins: Although part weight reduction can be attributed to a large portion of cost savings for companies, plastic parts also generally cost less than their metal counterparts. If production volumes are high. This low weight means much less raw materials and less impact on the environment if using plastics over metals. When it comes to manufacturing parts and components, most companies use either plastic or metal material. But For smaller volumes Plastic Prototyping techniques are used to get samples quicker. Therefore plastic parts have a disadvantage of higher lead time compared to metal parts. Some disadvantages of using plastics are that they pollute the environment, pose a danger to wildlife, … Join now. The, If you are starting a new project or are looking to convert a current product from metal to plastic, please don’t hesitate to give us a call at 847.439.6770 or email us at, 1940 Lunt Avenue, Elk Grove Village, IL 60007. Many plastics have exceptional weight to strength ratios, meaning that for the weight of the product they are very strong. Lower electrical and thermal conductivity. It is still a clear advantage that plastics can provide when consistent reuse occurs. Unlike metals and ceramics, polymers don't require finishing to look good and last for a long time. The advantages of using plastics are that they are lightweight, water resistant, durable, strong, economical and resistant to corrosion and chemicals. Design Flexibility. List of the Disadvantages of Plastics. Polymer materials handle far better than metals in … Faster manufacturing times. Lower Production Cost Therefore, it is used for making many utensils and storing various chemicals. The production of most plastic products is not energy intensive compared to metals, glass and paper. 1. Additionally, new concepts have been made possible with the use of plastic parts. Ask your question. For instance, a plastic molding machine is ideal when dealing with polymers. Plastic parts are manufactured with an injection molding process. Tolerance Stackup Analysis : Worst Case ... Heat Sink Thermal Resistance and Size Ca... Best CNC Router and Desktop CNC Machines... Best 3D Rendering Software for Beginners... Superior Design Flexibility (Integrating multiple parts into one part). Can replace wood (from chairs, furnitures and what not). Metal-based medical tools have now been replaced with plastic alternatives. Below is a diagram released by PolyOne® Distribution highlighting the ability of being able to reduce the overall parts of a luminaire by converting to plastic. The type of equipment used in operations depends on the material. AIP explains the advantages of using plastics over metals in our infographic below, with special emphasis on how each industry benefits from using polymers. We use cookies to ensure that we give you the best experience on our website. The benefits of using plastics over metalshas been one of the major reasons for this growth.