Instant Quote With a strong aluminum alloy frame, effective roller locking, and good tool life, a Pipe Beveler produces a smooth 15° bevel on all types of plastic pipe, including gasketed PVC and C900 PVC in about one minute. There is low-density polyethylene (LDPE) and high-density polyethylene (HDPE). The material should be selected based on the intended application of the part. A global lithium label chart is provided below to summarize the current global labeling requirements. Sterilizing radiation intensity for industrial sterilization is usually measured in either Roentgens (R) or else Coulombs (C) per unit mass. Gamma irradiation is an ionizing radiation sterilization technique that involves exposing materials for sterilization to gamma rays. This reduces exposure time necessary for sterilization which results in less chemical degradation. If you would like to physically compare plastic materials by hand, we recommend purchasing a plastic sample kit which features 20 common plastic materials for you to compare their characteristics and properties. It is also essential to look at each material’s shrinkage and mold flow rate. POM provides high strength, rigidity and hardness, and it is resistant to chemical solvent. The plastic performance chart is split into two halves. LDPE is manufactured with high pressure and high temperature, whereas HDPE is manufactured with relatively low pressure and low temperature.So be sure to considering LDPE injection molding or HDPE injection molding with your next project. Impact resistance and toughness are the two most important material characteristics of ABS, and those qualities make it such a popular, low-cost, commodity-level thermoplastic polymer. The injection molding material’s shrink rate needs to be considered. As a solid, it is used to make things like disposable cutlery, and in its foam state (Styrofoam) it can be extruded to make things like packing peanuts and disposable drinking cups. On the plus side, they can be thermoformed, they bond with adhesives, and are good for structural applications. It is a versatile plastic, as it is easily customized with additives. Plastic (Cubes) 38 609 Plastic (Flakes) 48 769 Plastic (Pellets) 45 721 By using this website, you agree to our use of cookies. It is naturally white. Color Selection density in Threads Per Inch (US) or as a Thread Pitch in mm (Metric). The injection molding material’s shrink rate needs to be considered. LDPE is the most flexible type of polyethylene, and it is widely used in packaging. It is used in a wide range of products in the automotive, appliance and electronics industries, among many others. That’s why choosing the right plastic material for your custom injection molding project is an important decision. It is a commodity grade polymer popular in the packaging and labeling industries. SPONGE RUBBER EXPANSION JOINT is produced to a uniform thickness and density from gray-colored, top-quality, blown sponge rubber. Here are five of the most common plastic resins: Polyethylene (PE) is the most popular plastic in the world, and accounts for 34% of the total plastics market. Dry heat sterilization requires a significantly higher temperature than steam sterilization to achieve an equal germicidal effect. Plastic materials look and behave differently based on the characteristics of their chemical makeup. Precision Board Plus™ High Density Urethane (PBLT) is a “closed cell” rigid polyurethane product made specifically for applications of up to 200° F continuous exposure. Download PDF The information contained in this document is intended to provide guidelines for reference only. Fastener length is usually measured from where the material is assumed to be to the end of the fastener. The left side of the chart lists some of the most common crystalline polymers. Ethylene Oxide gas (EtO) is frequently used to sterilize materials that are otherwise too sensitive to heat or radiation sterilization. of batteries per package Battery Type AIR 0.3g to <1g/cell 0.3g to <2g/ battery <2.5 kg L91, L92, L522 YES YES YES <0.3g/cell <2.5kg All Li Coin and 2L76 NO YES YES We use cookies to provide you with a great experience and to help our website run effectively. Polystyrene (PS) is a widely-used polymer that can be either solid or foamed. Sterilizing radiation dosage is measured in either Grays (Gy) or rads (Radiation Absorbed Dose). There are a variety of materials available. Its manufacture employs the same method today. Surface Finish Selection Electron beam or E-Beam sterilization is another widely used ionizing radiation sterilization technology. It is opaque white in its natural state, but it is easy to color to any color. The styrene gives the plastic a shiny, colorfast, high-quality surface finish. The degree and types of changes to a particular plastic depend on the nature of the polymer, whether or not it has had stabilizers added to it during manufacture, the intensity of the radiation used and how long the parts are irradiated. Poly(methyl methacrylate) (PMMA, a.k.a. The plastic is such that even water leaves a mark unless wiped, so in my busy kitchen, it will look filthy all the time. Plastic … Features. Strict handling requirements and a technically complex sterilization process makes EtO suitable primarily for large volume sterilizations. Materials in this category include: Choosing the right plastic material for your parts is very important. Plastic debris in loose leaves (wracks) were found in 50% of the samples, with up to 613 plastic items per kg of dead leaves. They are transparent, compared to crystalline plastics which are opaque. The information contained in this document is intended to provide guidelines for reference only. Dry heat is generally not suitable for plastics because of their low thermal conductivity as well as the difficulty insuring that the complete part or assembly has been to exposed to enough heat to ensure sterilization. If the parts have an initial production run out of one plastic material, changing material for future production runs may affect the part’s dimensions, because a different material may have a different shrink rate. It is easily compressed and has a recovery of 95% or more of the original thickness and a density of not less than 30 pounds per cubic foot (480.56 kg per cubic meter). Low-cost, commodity amorphous resins include: Moving up to the engineering (mid-range) amorphous plastics, these are typically good general-purpose plastics with moderate strength and temperature (200 degrees F). Understanding these criteria can mitigate undesirable defects such as warpage, sink marks and color streaks, which can affect the part’s dimensions, tolerances and surface finish. End your search, simplify your supply chain, Industrial Specialties Mfg. ABS molding is on direction to consider. PES2, PES4, PES6, and PES8 also … It is commonly used in the automotive and consumer electronics industries, and it is used in eyeglass frames, guns, knife handles and other items that require strength and toughness. Electron beam irradiation has significantly lower penetrating power than gamma rays making the density of the material being sterilized an important consideration. It is naturally transparent, but can be colored with colorants. It is a low-cost option that can be easily processed by most methods. It is also used in many common items such as buckets, packaging, bottle caps, toys and many other items. ICOMold’s plastic material list offers a wide variety of materials for injection molding. Its behavioral characteristics are similar to PE, but it is slightly harder and more heat-resistant. Many plastics fall into this category and EtO sterilization is frequently used for single use medical devices made of plastic. Electron beam irradiation has significantly lower penetrating power than gamma rays making the density of the material being sterilized an important consideration. Due to the elasticity of PP, it makes a good material for living hinges. It is the responsibility of the user or engineer to evaluate all materials and processes for suitability of use, from a technical and legal perspective. ABS provides superior strength and temperature resistance. They have poor chemical and fatigue resistance, and are prone to stress fractures. They are high-performance plastics, with a high maximum service temperature (500 degrees F), and a corresponding high cost. ABS plastic molding is often a standard when it comes to mold making. They are easily fabricated and have good stability and Izod impact. These include: High performance plastic resins are generally more expensive, are high in purity, and provide better performance in chemical resistance and a temperature range of up to 300 degrees F. They include: On the right side of the chart for comparing plastic resin performance characteristics are some common amorphous plastics. Label Summary Chart Shipping Mode Li content Net quantity wt. Aluminum parts on PES2 and larger tools reduce tool weight for easier handling. Polyoxymethylene (POM) is also commonly known as acetal, and also known as polyacetal and polyformaldehyde. Systematic selection of the best material for a given application begins with properties and costs of candidate materials. ; Positive stops prevent damage caused by over-clamping. Radel R®). In the context of product design, the main goal of material selection is to minimize cost while meeting product performance goals. Acrylonitrile butadiene styrene (ABS) is also one of the most common, widely-used plastic material in the world. Additionally, if you need a material that’s not listed, contact our sales engineers and we will work with you to obtain your specific plastic resin material. At the top of the chart are imidized materials. It is also used to make CD jewel cases, license plate frames and plastic model kits. They are mid-range in strength, stiffness and cost, have good chemical resistance, and a moderate temperature range (up to 200 degrees F). 1050 Walnut Ridge Drive Hartland, WI 53029, Production // 603 4th St Some commodity crystalline thermoplastic polymers include: Moving up the crystalline side, engineering grade plastics generally cost more than commodity resins. ; Easy to use in line because of swing bar and no loose parts. It provides high stiffness, excellent dimensional stability, and is used for precision parts requiring low friction. Eliot St., Englewood, CO 80110-4396, End your search, simplify your supply chain, Custom Heat Seal Solutions for Food Packaging, Custom Heat Seal Solutions for Medical Packaging. In addition, many of the materials listed include a downloadable PDF material data sheet. Use the search box in the upper left-hand corner to search the entire database, or narrow your search by checking the boxes that meet your product’s needs. Amorphous resins have completely different characteristics than crystalline plastics. Some applications may require a very specialized, high-performance and high-cost material. Based on the part’s intended application and functionality, important material properties must be considered, such as durability, flexibility, performance, texture, density and color. But for many, one of the common, low-cost, commodity plastic materials will perform adequately in a wide range of applications. Plastics in this category include: The table below specifies the injection molding material grade, characteristics, sample applications and other details for each material. The EPA estimates 5.7% of LDPE (recycling number 4) is recycled in the United States. High density urethane is available in a range of sheet sizes, thicknesses and densities, and can be cut or bonded into a variety of shapes for final machining or shaping. PS is clear, hard, and fairly brittle (think of how easily the tines can break off of a plastic fork). It is often recycled and made into items such as trash cans, floor tile, paneling and furniture. PP is tough, fatigue- and chemical-resistant, but vulnerable to UV radiation and it is flammable. If the parts have an initial production run out of one plastic material, changing material for future production runs may affect the part’s dimensions, because a different material may have a different shrink rate. High energy electron beams generate a higher dose rate than gamma irradiation. acrylic), Polyphenylsulfone (PPSU, a.k.a. They have a high resistance to chemicals, they are strong and stiff, and capable of bearing a high load. 10 pounds of organic material to decompose toin 1 pound of organic matter, so it takes at least 200,000 pounds (100 tons) of organic material applied or returned to the soil to add 1 percent stable organic matter under favorable conditions (“What Does Organic Matter Do In Soil”, Funderburg 2001, Samuel Roberts Noble Foundation). It is not biodegradable, so many PS items, especially “single-use” items, contribute to the world’s litter problem. When it comes to plastic injection molding, these are some common plastic materials used: However, the list doesn’t end here. It is also used to make six-pack rings, toys and computer components. These plastics, while low-cost, are also low-strength and only suitable for relatively low-temperature applications (up to 180 degrees F). Ionizing radiation sterilization generally involves irradiation with either gamma rays or high energy electrons. Polypropylene (PP) is the second most widely-produced plastic in the world, after polyethylene (PE). It must be able to withstand the various conditions the part will be in. Depending on wall thickness, the bevel can be up to 1 1/2” long. It is considered an engineering grade thermoplastic, a step up from commodity plastics in performance and price. For a busy household that is tossing eggshells and leftovers (often with … Parts Gallery EtO gas requires careful handling because of its flammability and how poisonous it is. For a given diameter, a fastener may be available in coarse (standard), fine and sometimes super fine thread. Crystalline resins are characterized by having a resistance to thermoforming, fatigue, stress and chemicals. It provides superior moisture resistance, although it should not be used in harsh weather or high temperature conditions. Some plastics are degraded by autoclaving. The negatives are that they have low strength and a low temperature range, only up to 180 degrees F, just as the crystalline commodity plastics. POM is a good choice for high-performance components like small gears and bearings, and other applications where the component comes in contact with other parts, such as plastic gears and ball bearings. Ionizing radiation affects every polymer's physical and chemical properties but some plastic materials are more resistant than others to degradation from radiation at sterilization doses. We do not make any sort or warranty, express, implied or otherwise as to the performance of any materials with respect to sterilization or any other use. This versatile resin is used for many everyday products such as plastic bags, plastic films, bottles, containers, lids and caps. They are opaque, difficult to bond, and good for wear and bearing. It has high impact strength and good chemical resistance. Oakland, CA 94607. Material selection is a step in the process of designing any physical object. It combines the strength and rigidity of acrylonitrile and styrene polymers with the toughness of polybutadiene, a rubbery material, even at low temperature. Steam Sterilization, also known as autoclaving, involves generating or injecting saturated steam into a pressure chamber at a temperature range of 121-148 °C (250-300 °F) at 15psi for a period of time sufficient to provide sterilization. Low-density polyethylene (LDPE) is a thermoplastic made from the monomer ethylene.It was the first grade of polyethylene, produced in 1933 by Imperial Chemical Industries (ICI) using a high pressure process via free radical polymerization. Besides being inexpensive, they have good bondability and machineability. Project Management. & IS MED Specialties, 4091 So. ISO 9001:2015 Certified Companies For a low volume household with "clean trash" I suppose this is a fine item. Common examples of engineering grade amorphous polymers are: The high-cost, high-performance amorphous resins are resistant to hot water and steam, and are rated for high temperature applications, up to 300 degrees F. They have high thermoformability and high strength. Cobalt-60 is the most common gamma radiation source used for industrial ionizing radiation sterilization. Plastic Material List

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