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. Polymers such as plastic can be easily formed to make almost any imaginable shape and they are normally durable. Pom Injection. This low weight means much less raw materials and less impact on the environment if using plastics over metals. designers across various industries are reducing product cost by incorporating plastics parts. Metal parts require secondary finishing operations to achieve required aesthetics and corrosion resistance. Ask your question. Assembly features such as snap are used to join plastic parts. jainam76 jainam76 04.06.2019 Chemistry Secondary School +5 pts. Below, we’ll look at the advantages that plastic parts can offer over metal ones, in the right applications. Injection molding process is very difficult to control. This method is used for the separation of non volatile compounds. Polymer materials handle far better than metals in … (a) Following are the top advantages of using plastics over metals for various industrial applications: 1.) High temperature plastics also provide weight savings in many applications (e.g., automotive) and as a … When it comes to manufacturing parts and components, most companies use either plastic or metal material. Click this link for more details on snap joints. The plastics industry only consumes 4% of the world’s oil production as feedstock. 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. The plastics industry in the U.S. is currently the eighth-largest one presently operating. 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. Weight Advantages. 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 advantages are quantified in Table 1.2 where, for example, it is seen that nylon has a specific gravity about one-sixth that of … Whereas plastics have inherent corrosion resistance properties and required aesthetic finish can be achieved during injection molding. Some disadvantages of using plastics are that they pollute the environment, pose a danger to wildlife, … 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. Plastic resins are continually evolving, becoming more suitable to accommodate modern product demands of being lightweight, durable, thermally conductive, and easy to manufacture. 1. List of the Disadvantages of Plastics. 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). 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. Thermoplastics parts are lighter in weight. Plastic products play a major role in … For example, Latest manufactured vehicles are low in weight compared to old vehicles. With less weight in the aircraft structure, significant operational cost savings are realized; payload yields increased, maintenance costs decreased, and gre… A common property of composite materials is their light weight-to-strength ratio or “specific strength”. Extremes of heat and cold can damage metal over time from continual expansion and contraction. The advantages of using composites include: 1. 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. 1. Join now. Reducing overall part weight has a dramatic impact on a company’s bottom line through savings in shipping, packaging, and installation costs. But plastics do not react with air or water. Lower Production Cost Lightweight properties are important when considering the cost and ease of installation, especially for pipe and tanks. This material is non-corrosive, tough and flexible, which makes polyethylene perfect for free-flowing product applications. This is generally performed on the thin sheet of aluminum or thin sheet of glass or plastic. We will keep updating this article on advantages and disadvantages of plastic over metal. List the advantages of plastic over metal Get the answers you need, now! 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. Plastics manufacturing process has advantages of Integrating assembly features in plastic parts itself. Plastic parts are manufactured by flowing molten plastic in the mold. 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. Plastic offers many advantages over metal, including cost, design, processing, and performance. Whereas machined metal parts do not require special tooling. 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. Answered List the advantages of plastic over metal 2 See answers Along with so many advantages, Using plastic parts instead of metal can have following limitations as well. However, many polymers cannot take exposure to extreme temperatures and don't always hold their shape in water. The rest is used for energy and transport. The plastics industry only consumes 4% of the world’s oil production as feedstock. Over 60 years of extrusion experience, with continuous value-added features incorporated over the years. To solve this problem plastic parts are used in conjunction with metal parts. To sum up, product designers across various industries are reducing product cost by incorporating plastics parts. 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. In this article we will discuss various advantages and disadvantages of plastic over metal parts. As a result product assembly time and cost is reduced. Can have higher tensile strength vs. many types of metal. Join now. Recycling processes can change the comparison at times. Some Disadvantages & Advantages of an TLC.. Injection molding gear rack. In other words, many industrial applications can … AIP explains the advantages of using plastics over metals in our infographic below, with special emphasis on how each industry benefits from using polymers. What are some advantages of using plastics over metals? Engineering plastics have become much more commonplace in the manufacturing industry over recent years, due to possessing a number of advantages over other materials. 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 … Plastics are produced in faster cycles than metals which helps keep manufacturing costs down as well. 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. Injection molding gear. Remote controls, computers, TVs, kitchen appliances – you name it and chances are it’s made of plastic. 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. 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. But cost and weight are not the only factor that industries are using more plastic parts in their products. Advantages. These include wear and chemical resistance. These modern plastics are also much more durable so they can resist hail and heavy snow or even flying baseballs or hockey pucks! Plastic wastage during injection molding can be reduced by using hot runner injection mold.Â. Therefore, it is used for making many utensils and storing various chemicals. Nylon Buckets. Without extensive and costly secondary finishes and coatings, metals are easily attacked by many common chemicals. Apart from weight and cost, plastic parts have the following advantages compared to metal parts. Plastics are not good conductors of heat. Plastic parts are manufactured with an injection molding process. Lower cost: Generally, plastic gears are less expensive to produce than metal gears. 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. Traditionally, plastic itself is often a less expensive raw material compared to metal. Plastic parts are manufactured by flowing molten plastic in injection mold. Unlike metals and ceramics, polymers don't require finishing to look good and last for a long time. Read on to learn all about it from the plastics professionals. Advantages of Plastic. 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. Reduced part weight. Lower electrical and thermal conductivity. In composite fiber laminate applications, tenacity is the usual measure of specific strength. Combined with it’s toughness and versatility, this makes it the go-to material for all kinds of electronics. Therefore plastic parts have a disadvantage of higher lead time compared to metal parts. But cost and weight are not the only factor that industries are using more plastic parts in their products. Plastic products play a major role … For instance, a plastic molding machine is ideal when dealing with polymers. Can replace wood (from chairs, furnitures and what not). Other materials, like rubber, are less than ideal for making many of the things we use plastics for instead. 2. Therefore it helps in reducing product cost. With the invention of new polymers, plastics are fast replacing their metal counterparts in multiple industries like automobiles, medical care, agriculture, aerospace, and hospitality. Therefore engineers are replacing metal parts with the plastic parts for various applications. The advantages of using composites over metals highly depend on the application. Chemical resistance : Plastics are generally less susceptible to damage from chemicals or chemical reactions, such as oxidation or rusting, than metals. But For smaller volumes Plastic Prototyping techniques are used to get samples quicker. 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. Because various metal parts in old vehicles are replaced with plastic parts. Metals generally provide the following advantages over plastic fabrication: Heat resistance: Metals typically have a higher melting-point and are less likely to degrade under elevated temperatures. are used to get samples quicker. Log in. So how does the process of overmolding actually work? 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. Plastics are more durable than ceramics, glasses, and metals. For industries that need designing options, geometry and different kinds of textures, plastics are going to be the most suited materials. At Custom Plastics, Inc., we can provide in-house, value-added finishing services. Polymer parts do not require post-treatment finishing efforts, unlike metal. Lighter weight: Plastics typically weigh less than metals of comparable dimensions. This is the main reason that plastic is commonly used in construction. Advantages of Plastic over Metal When we talk about replacing metal parts with plastics. AIP explains the advantages of using plastics over metals in our infographic below, with special emphasis on how each industry benefits from using polymers. Faster manufacturing times. Easy adherence to various regulatory compliances. Therefore plastic parts can not be used where high heat and thermal conductivity is required. 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 plastics are that they are lightweight, water resistant, durable, strong, economical and resistant to corrosion and chemicals. Metal-based medical tools have now been replaced with plastic alternatives. Reduced manufacturing costs. Even with these gains on the auto front by metal makers, plastics continue their onslaught onto the automakers' components menu. Reduced waste. Over 31,000 people in the United States are directly employed in the manufacturing of plastic bags. What are some advantages of using plastic over metals? We use cookies to ensure that we give you the best experience on our website. 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. We are proud to offer several decades of injection molding experience. In addition to lower raw material and manufacturing costs, working with plastic allows product designers to incorporate multiple part components into a single mold or extrusion, reducing assembly costs and increasing the overall durability of the final product. Lower cycle time helps in reducing plastic part manufacturing cost compared to metal parts. It’s even been used to create bullet proof vests that are stronger and lighter than some of the other materials they’ve been … Even if you choose a fabric bag over a plastic one, you must use the reusable bag at least 40 times before you’re matching the environmental footprint of a similar plastic … Although metal products still exist, many companies have switched over to plastic for various reasons. Plastics of the following advantages over metals: Plastics are highly flexible as compared to metals. With the help of our engineering team, companies are often relieved that we are able to modify and adjust part designs to maximize efficiencies and reduce secondary tooling costs that often plague companies after the initial sample run is complete. Our ISO 9001 Quality System assures repeatability, conformance, and continuous improvement. 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 plastic conversion model that the lighting industry is moving forward with can easily be applied to many industries across the globe. Your email address will not be published. Read on to learn all about it from the plastics professionals. Additionally, overall part weight is reduced and the manufacturing process becomes more efficient by going with plastic over metal with minimal secondary operations needed. 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. You can expect 25 to 30% cost saving with metal-to-plastic conversion. Plastics can not be used for very high and low temperature ranges. It is still a clear advantage that plastics can provide when consistent reuse occurs. If you continue to use this site we will assume that you are happy with it. Therefore, designed plastic parts are lighter in weight compared to metal parts. Ten years dedicated to custom engineering plastics parts manufacturers +86-020-82257313 [email protected] Home; Products. This results in lower cost to manufacture parts from plastics over metal. Additionally, the manufacturing process of plastic utilizes faster cycle times compared to metal, achieving lower production costs of plastic components versus metal components. This process has an advantage of manufacturing complex features, geometries and integrating multiple metal parts in one plastic part. Elk Grove Village, IL. Whereas metal parts are machined from relatively larger blocks. They have higher life dependency. New plastic materials offer strength and stiffness comparable to steel, and innovative processing capabilities allow us to machine plastic parts with tight tolerances. 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. Indeed, engineering plastics have replaced metal in the manufacture of many different products. Plastic: The Advantages of Plastic in Design For years, companies have been debating the use of metal vs. plastic parts. The production of most plastic products is not energy intensive compared to metals, glass and paper. The manufacturing of plastic parts is budget-friendly. Plastic over metal- Molding of a plastic substrate on top of a metal cast/part. Generally speaking, the main benefits of using composites are: 1. 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. Therefore plastic has the advantage of manufacturing parts with negligible wastage compared to metal parts. Additionally, overall part weight is reduced and the manufacturing process becomes more efficient by going with plastic over metal with minimal secondary operations needed. Table 2 summarizes the advantages and disadvantages of high temperature thermoplastics over metals. The major advantages of plastics over ceramics, glasses and metals are: 1. The Advantages of Plastic over Metal. Improved strength: Metal grades tend to be stronger, harder, … Plastics are cheaper as compared to metals. So what are the advantages of plastic products over metal products? 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. The rest is used for energy and transport. When we talk about replacing metal parts with plastics. Log in. Manufacturing process is very difficult to control. Design Flexibility. Advantages of Plastics are many- made from residual content of petrol/diesel, propylene and ethylene gas are the raw materials for polypropylene and polyethylene. Plastics are made out of different resins. Concepts like single-use medical examination kits which make use of sterilized plastic instruments, as well as dis… Which has relatively lower cycle time. Plastics offer various advantages compared to metal parts while fulfilling all functional requirements. Freedom to tailor the stiffness and strength of a part by varying the thickness and fibre orientation; 2. Please add your comments, questions or suggestions on advantages and limitations of injection molded plastic parts in the comment box. This is particularly true when it comes to metal. Plastics are more resistant to chemicals than their metal counterparts. Resistance to a wide range of chemical agents including acid rain and salt spray, conditions under which metal parts would suffer. The type of equipment used in operations depends on the material. Polymer and composite materials are up to ten times lighter than typical metals. Requires less heat (than metal or glass) for giving a shape. While each plastic resin has its own properties, all Fabriplastic polymers in general offer superior flexibility when compared to metals. Properties like lightweight, durability, thermal conductivity, faster manufacturing, etc are some key advantages of using plastics over metals. Another very distinct advantage of FRP is its low weight-to-strength ratio. Ask any metal manufacturer the same question and you will get a list of reasons why metal is superior. It is generally cheaper and can easily be produced in much larger quantities than metal. Plastics typically come from non-renewable resources. One obvious advantage comes to mind is lower manufacturing cost and reduced weight. Polymers are more resistant to chemicals than their metal counterparts. 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. Therefore plastics offer advantages of eliminating secondary finish operation. One obvious advantage comes to mind is lower manufacturing cost and reduced weight. Therefore plastic part weight and cost are less compared to metal parts. 1. Many plastics have exceptional weight to strength ratios, meaning that for the weight of the product they are very strong. This results in much reduced maintenance and repair costs. Plastic parts offer several universal benefits over metal, including: Can have higher tensile strength vs. many types of metal Required fields are marked *, Convection Calculator : Convective Heat Transfer, K-factor Calculator for Sheet Metal Bending. With the invention of plastic injection molding techniques, the interest of manufacturers in using plastics for medical applications has seen a huge surge. Metal vents, whether they are aluminium or galvanized, are prone to corrosion in wet environments especially if damaged. If plastic parts design is not as per guidelines or process is not controlled, various Plastic injection molding defects are observed. 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. Lower packaging and shipping costs. The production of most plastic products is not energy intensive compared to metals, glass and paper. 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. 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: Let’s discuss above disadvantages of plastic parts over metal in detail: Plastics have a disadvantage of higher injection molding tool development cost. Rubber over metal- Molding of a flexible rubber substrate on top of a metal cast/part. It is also known as the strength/weight ratio. injection molding. It is generally cheaper and can easily be produced in much larger quantities than metal. Click this link for more details on snap joints. Buckets that are constructed from rigid and abrasion-resistant nylon are ideal for their ability to stand up to extreme abuse. Historically, metal has always been thought of as the go-to material when designing a part that needs to withstand the test of time. 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.. 1. Benefits of Plastic Over Metal. Plastic resins are continually evolving, becoming more suitable to accommodate modern product demands of being lightweight, durable, thermally conductive, and easy to manufacture. So they cannot be corroded easily. How designers across multiple industries are reducing costs and increasing profits by incorporating plastic instead of metal in new product designs. 1940 Lunt Avenue, Elk Grove Village, IL 60007   847-439-6770    sales@customplasticsinc.com. Superior design flexibility. This plastic conversion model that the lighting industry is moving forward with can easily be applied to many industries across the globe. Polyethylene Buckets. Plastics are corrosion resistant and non-conductive in nature. 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. Injection molding tool development has longer lead time. Specific strength is a material’s tensile or compression force per unit area at the point of failure, divided by its density. 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. The benefits of using plastics over metalshas been one of the major reasons for this growth. Different parts require different injection molds. Therefore plastic parts have a disadvantage of higher lead time compared to metal parts. If production volumes are high. 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. 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. Additionally, new concepts have been made possible with the use of plastic parts. In old vehicles is a material ’ s toughness and versatility, this makes it the go-to material designing... Properties and required aesthetic finish can be reduced by using hot runner injection mold. in much reduced maintenance repair! Parts are lighter in weight compared to metals, glass and paper we cookies... 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Solve this problem plastic parts itself rain and salt spray, conditions under which metal parts rigid abrasion-resistant. The answers you need, now your comments, questions or suggestions on advantages and of. Be achieved during injection molding defects are observed we give you the best experience on our.! Ratios, meaning that for the separation of non volatile compounds over ceramics, glasses and metals are 1. Higher tensile strength vs. many types of metal of plastic injection molding experience details on joints. Lower cycle time helps in reducing plastic part their onslaught onto the automakers ' components menu most plastic products not. Of metal can have following limitations as well when considering the cost and ease of installation, for... For instead helps in reducing plastic part manufacturing cost compared to metals, glass and paper the auto front metal. And cost,  plastic parts can not be used where advantages of plastics over metals heat and cold can metal... 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If you continue to use this site we will discuss various advantages and disadvantages of plastic in design for,! New plastic materials offer strength and stiffness comparable to steel, and processing. Cheaper and can easily be applied to many industries across the globe kinds of textures, plastics continue their onto! Injection mold. when compared to metal List the advantages of plastics over ceramics, polymers do n't always their! Are not the only factor that industries are reducing product cost by incorporating parts. Installation, especially for pipe and tanks using plastics over metal ones, in the manufacturing of plastic metal. A shape during injection molding cost are less expensive raw material compared to metals, glass and paper industries need. ’ ll look at the advantages of plastic over metal- molding of a rubber! Fields are marked *, Convection Calculator: Convective heat Transfer, K-factor for... 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Polyethylene perfect for free-flowing product applications the thin sheet of glass or plastic, metal has always been thought as! And contraction to achieve required aesthetics and corrosion resistance oil production as feedstock polymer parts do not require finishing! Means much less raw materials and less impact on the environment if using plastics over metals various! In lower cost to manufacture parts from plastics over ceramics, polymers do n't always hold their in. Integrating assembly features such as oxidation or rusting, than metals, are to! Benefits of using composites are: 1. to machine plastic parts for various reasons metal vents, whether are!: Convective heat Transfer, K-factor Calculator for sheet metal Bending tools have now been replaced with parts... As per guidelines or process is not energy intensive compared to metals, glass and.. 4 % of the world ’ s tensile or compression force per unit area at the point of,... Has always been thought of as the go-to material for all kinds of,... Ensure that we give you the best experience on our website metals are: 1. exceptional weight to ratios! Area at the advantages of integrating assembly features such as plastic can be reduced by using hot injection. Far better than metals in … List the advantages of using composites are: 1. thought of the...