Technical name - High-Density Polyethylene its an incredible resistant resin used for grocery bags, milk jugs, recycling bins, agricultural pipe, but also playground equipment, lids, and shampoo bottles among others. 0000136804 00000 n 0000170169 00000 n 0000004435 00000 n Also, it is relatively hard and resistant to impact and can be subjected to temperatures of up to 120 C without being affected. LLDPE 0.91-0.94 0000002356 00000 n 0000132332 00000 n Thanks to its versatile properties, such as lightness, durability, and easiness of processability, PVC is now replacing traditional building materials like wood, metal, concrete, rubber, ceramics, etc. To sum up, its a no-go. Specific GravityDensity and specific gravity sound quite similar, some even say that they are synonyms; however, they are actually not the same, below we are going to introduce the differences of them.What's the meaning of "Density"?Density ismass or weight of a substance per unit volumeundernormal temperature and pressure. Web1 28768 DENSITY OF PLASTICS What is Density of plastic: The density of a substances is generally known as mass per unit volume. Science based targets for a Global Plastics Treaty, Plastics For Change is now an Ocean Bound Plastic certified collector, efforts made by the plastic industry to increase its reusability, market is forecasted to grow even more in the following years, For Brands - Click Here to Source with Purpose. PA-6 1.12-1.13 0000131261 00000 n In recent years, the use of these resins has been controversial: the basis of this controversy is their leaching that, occurring at high temperature, releasesbisphenol A, a compound that is on the list of potential environmental hazardous chemicals. 0000140352 00000 n 0000172297 00000 n +hSm)/BNy-G:ipb4m(5i9 18N 2Y9 E7q!#5qnc"w2T.Cz(k4l@Ar$.n(*piE1uh%UF?x]*t4\J4j1i,/7Mq$``'> 0000005946 00000 n Density refers to the mass per unit volume of a material, whereas SG refers to a measure of the ratio of mass of a given volume of material at 23C to the same volume of deionized water. 0000042285 00000 n 0000133447 00000 n First, we have to know that the formula of density is: As formula shown, density is total mass of the object divided by total volume of object, which means: 1 gram per cubic centimetre or 1 kilogram per cubic metre.Density of water is1 gram per cubic centimeter (1 g/cm3), but actually, the exact density of water is not really 1 g/cm3, but rather a bit less (very, very little less) than 1, so we can say thatgenerally the weight and volume of water is the same.What's the meaning of "Specific Gravity"?Specific Gravity means specific value of an object undernormal temperature and pressure. Learn More, Validating the specifications, value and safety of your raw materials, products and assets. 0000086690 00000 n 0000151051 00000 n 0000124911 00000 n 0000157774 00000 n The specific gravity of a substance is a comparison of its density to that of water. 0000004927 00000 n Some of our calculators and applications let you save application data to your local computer. 0000145640 00000 n Learn More, Evaluating how your products and services meet and exceed quality, safety, sustainability and performance standards. +74|=8/[ dcepJ@@ Q endstream endobj 8 0 obj<> endobj 10 0 obj<> endobj 11 0 obj<>/Font<>/XObject<>/ProcSet[/PDF/Text/ImageB/ImageC/ImageI]>> endobj 12 0 obj[278 750 474 750 750 750 750 238 750 750 750 750 278 750 278 278 556 556 556 556 556 750 750 750 556 750 750 750 750 750 750 611 750 722 750 722 722 667 611 778 722 278 750 750 750 750 722 778 667 750 722 667 611 750 667 944 750 667 750 750 750 750 750 750 750 556 611 556 750 556 333 611 750 278 750 750 278 750 611 611 611 750 389 556 333 611 556 750 556 556] endobj 13 0 obj<> endobj 14 0 obj<> endobj 15 0 obj<> endobj 16 0 obj<> endobj 17 0 obj<> endobj 18 0 obj[/ICCBased 39 0 R] endobj 19 0 obj[278 750 355 750 750 750 750 191 333 333 389 750 278 333 278 278 556 556 556 556 556 556 556 556 556 556 278 750 750 584 750 556 750 667 667 722 722 667 611 750 722 278 750 667 556 833 722 778 667 750 722 667 611 722 667 944 750 750 750 750 750 750 750 750 750 556 556 500 556 556 278 556 556 222 222 500 222 833 556 556 556 556 333 500 278 556 500 722 500 500] endobj 20 0 obj<> endobj 21 0 obj<> endobj 22 0 obj[278 750 750 750 750 750 750 750 333 333 750 750 750 750 278 278 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 722 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 556 750 500 556 556 278 556 556 222 750 750 222 833 556 556 556 750 333 500 278 556 500 750 750 500] endobj 23 0 obj[250 778 778 778 778 778 778 778 778 778 778 778 778 778 778 778 778 500 500 778 778 778 778 778 778 778 778 778 778 778 778 778 778 778 778 667 778 778 778 778 778 778 778 778 778 778 778 778 778 778 778 778 778 778 778 778 778 722 778 778 778 778 778 778 778 444 500 444 500 444 778 778 778 278 778 778 278 778 500 500 778 778 333 389 278 778 500] endobj 24 0 obj<> endobj 25 0 obj<> endobj 26 0 obj<>stream WebSimply enter the density of the material in which your are interested, select the shape from the drop-down list, enter the dimensions, then hit the Calculate button. 0000142018 00000 n This site requires JavaScript to function. Hardware, Imperial, Inch Solids and Metals - Specific Gravities . Specific gravity for some common solids and metals like aluminum, asbestos, brass, calcium and many others . Sponsored Links . The Specific Gravity - SG- is a dimensionless unit defined as the ratio of density of the material to the density of water at a specified temperature. WebPURPOSE: The title filler having a low specific gravity and excellent affinity for plastics and retention of electric conductivity, prepared by applying a metallic coating to the surface of an isotactic polyolefin powder or particle etched in the presence of a specified chemical agent. It holds the number one spot because of its widespread utility. Gears Design Engineering The lower the density or SG of a particular material, the more material per pound or surface area you will get. Specific gravity (S.G.) is a measure of the relative density of a substance as compared to the density of water at a standard temperature. 2023 Ji-Horng Plastic Co., Ltd. All rights reserved. 0000019679 00000 n used for pressurized water systems - sprinkler.. highly resistant to acids, bases and many solvents, resistant to a variety of acids and bases, may be damaged by some solvents and chlorinated hydrocarbons, usable for water, gas and drainage systems, similar to PVC - but designed for water up to, resistant to abrasion, acids, bases, solvents and much more. Should reactivate cookies? Welding Stress Calculations 0000125957 00000 n 0000161897 00000 n That value must be known in order to determine the overall weight of said project and whether its other components will be able to support the heft of the plastic component - which is why we've put together this quick and easy guide on the weights of some of our most popular plastics. 0000128624 00000 n Hi! CONSTITUTION: An isotactic polyolefin powder or particle of an average particle Phone: 860-963-1976 the molded piece as compared to the weight of an equal volume of water 0000002953 00000 n 0000129490 00000 n 0000016671 00000 n In no event will we be liable for any loss or damage including without limitation, indirect or consequential loss WebThe Specific Gravity - SG- is a dimensionless unit defined as the ratio of density of the material to the density of water at a specified temperature. Fluids Flow Engineering Available in a range of sizes these trays have many industrial uses. A Specific Gravity of less than 1 means that the Because of this difference, when comparing polypropylene sheet to PET sheet, holding constant gauge and size, customers can see approximately a 30% density reduction from PET to PP and an increased yield on pounds purchased. Blood normally has a specific gravity of ~1.060. Cleaning & Industrial U.S. Materials with an index between 1.53 and 1.57 are sometimes considered mid-index, while 1.58 and greater is considered high-index. Density of Plastics: Technical Properties. Density measures the mass per unit volume. It is calculated by dividing the mass of the material by the volume and is normally expressed in g/cm 3. The density of a plastic sample may change due to change in crystallinity, loss of plasticizers, absorption of solvent, etc. dixonvalve.com. SPECIFIC GRAVITY- The ratio of the weight of Polyvinyl chlorideis the world's third-most widely produced syntheticplasticpolymer. PA-11 1.04 1, Zhongshan Rd., Dacun Township, Changhua County 515, Taiwan (R.O.C. Polycarbonate 1.2 Other custom sizes of trays, special partitions, flanges, outlets, etc. Finishing and Plating All rights reservedDisclaimer | This broad range of flexible Tygon tubing products are engineered to meet many user specifications including chemical resistance, fluctuations in temperature, abrasion, high purity and long servicelife. The standard test method for the determination of density and specific gravity 0000159988 00000 n It comes in two basic forms: rigid and flexible. 0000146514 00000 n Training Online Engineering. 3t6/8lM2-lA Do you have a packaging idea and need some guidance on which material is best? Roto-molded LLDPE with thick walls for superior strength anddurability. Plastics Synthetics As usual, remember to opt for reusable alternatives to plastic, to avoid purchasing the dangerous types and recycle as much as possible the types of plastic that you can! 0000018128 00000 n United States Plastic Corp. and while we endeavor to keep the information up to date and correct, we make no representations or 0000171239 00000 n We carry a large selection of American-made Tamco industrial strength tanks. : The units cancel out in the ratio. This changes the ratio for our calculation; it is now 0.945/0.74 or 1.28. Typical properties of some common thermoplastics: For full table with Thermal Conductivity, Specific Heat and Maximum Temperature Limit - rotate the screen! Physicists use 39.2 F (4 C) as the standard, but engineers ordinarily use 60 F. In the International System of Units (SI Units), the density of water is 1.00 g/cm3 at the standard temperature. 7 0 obj<> endobj xref 7 103 0000000016 00000 n 0000005721 00000 n 0000154762 00000 n Pumps Applications 0000156682 00000 n Structural Shapes 0000117341 00000 n It has the simplest structure of all the plastics, making it easy and cheap to produce. 0000002716 00000 n WebSpecific gravity is the ratio of the density of a substance to the density of the same volume of water. 0000015222 00000 n In order to help you make better-informed decisions about the products that you buy, today we will go through the seven different types of plastic, how they differ, and their impact on the environment. Specific Gravity = (Weight A / Weight B) Density = (Weight A / Weight B) * 0.9976 g/cm3 Water's weight is one gram per cubic centimeter - a material with, for example, 1.5 specific density would then weigh 1.5 grams per cubic centimeter. 6I&dsV.G{w+Z#Ot>wY[~JKWr#oyOIIl(RV[U|i:n0qfB#}CNs,%|PEyeTeB 0000177508 00000 n Specific Gravity means specific value of an object under normal temperature and pressure. can be special ordered. Its usually picked up through most curbside recycling programs and has a tremendously positive track record! ), Plastic Material: Density & Specific Gravity. Polycarbonates are commonly used for eye protection in the creation of lenses for sunglasses, sport and safety goggles. When the plastic that expanded beyond the container is removed we now find that the remaining cube of heated plastic inside the container weighs only 0.933 grams. Polystyrene 1.05 In 1988, the Society of the Plastics Industry introduced the Resin Identification Code (RIC) system which divided plastic resins into 7 different categories. 0000163869 00000 n 0000164707 00000 n Contrary to HDPE, LDPE is characterized by low-density molecules, giving this resin a thinner and more flexible design. 0000009713 00000 n For example, polypropylene has a density of approximately 0.90, whereas PET has a density of approximately 1.40. resistant to a variety of bases and acids, some solvents and chlorinated hydrocarbons may damage the material, common as DEV - Drainage, Waste and Vent - pipes, only compression and banded type joints used. Viscosity Chart. Videos Design Manufacture But if youre new to the industry, or dont work in a technical role, the information stated on material data sheets can leave you more confused than when you started. Section Properties Apps You have no items in your cart. Lubrication Data Apps Perhaps better known by its commercial name Styrofoam its highly inflammable and dangerous as it can leach harmful chemicals, especially when heated (which often happens because, as its found in disposable take-out containers, people oftentimes microwave it to heat up the food inside it). Web800.789.1718. 0000008409 00000 n With superior resistance to discoloration, impact, and chemicals, acrylic plexiglass sheet is ideal for any application. These specialty materials have densities of up to 15 g/cc yet still have the moldability of plastics. 0000004768 00000 n In its rigid form, PVC is largely used in the building and construction industry to produce door and window profiles and pipes (drinking and wastewater). Cookies are only used in the browser to improve user experience. Finish: Solid. Though that may seem like a simple and not particularly worthwhile distinction, any engineer worth their salt will tell you that weight is of the utmost importance when deciding whether a material is appropriate for a particular project. "Density" has its own unit of measurement, 1 g/cm3 or 1 kg/m3, in contrast, specific gravity has no unit of measurement goes with it; nevertheless, although they don't have the same meaning, they have the same value because density of water is quite close to 1g/cm3. WebThough some manufacturers use grams per cubic centimeter to indicate the weight of their products, others merely provide the specific gravity of their material. 0000169321 00000 n So, keep reading! The weight will appear in both metric and common US units. Plastic Corp. carries an excellent selection of spray bottles perfect for cleaning. With a smooth, matte finish, expanded PVC sheets provide the great surface for graphic overlays.

, Sign up for A&C Plastics Updates, Promotions. We don't save this data. 0000003888 00000 n Description: This 3/8" OD x .062" Wall Yellow Polyethylene Tubing has a working pressure of 120 PSI @ 72F. WebSpecific gravity is a measure of the ratio of mass of a given volume of material at 23C to the same volume of deionized water. 0000126937 00000 n Density in plastics is the measurement of mass per unit volume. So youve narrowed down what material you need thanks to our Learn More About your Plastic Sheet series - now its time to download a data sheet and take a look at the performance attributes of our materials. 0000174998 00000 n 0000102892 00000 n 0000162752 00000 n Specific gravity, WebSince the density of a fluid varies with temperature, specific gravities must be determined and specified at particular temperatures. 0000050964 00000 n But they can also be found on mobile phones and, more frequently, in compact-discs (CD). Since then, after undergoing some minor variations, the RIC has been recognized as the worldwide standard plastic classification.