Fr4 material properties

Fr4 material properties

G10 Material Properties | G10 Material Specifications: The appearance or natural color of G10 / FR4 glass reinforced epoxy is light green to yellowish laminate. Poisson's Ratio. The FR-4 material provides the base standard for PCB substrates, delivering a widely useful balance between cost, manufacturability, electrical properties, durability, and performance. 60 mm (0. Physical Properties Units Test G-10 Density lb/in³ g/cm³ 1. 04 @ 2 GHz 0. 0 W/m·K Thermally Conductive PCB ~ 4-16 times heat transfer FR-4 Conventional PCB Thermally Conductive PCB Components T-preg Properties NEMA grade reinforcement~ resin binder FR4 glass~ epoxies X paper~ phenolic C, CE canvas phenolic L, LE linen~ phenolic Insulation Resistance Condition: 96 hours at 90% relative humidity (in mega ohms) 200,000 - - - Flame Resistance Underwriter Labs, Classification 94V-0 94HB 94HB 94HB Bond Strength, in lbs 2,000 700 1,800 1,600 (FR4 and Copper) called as hybrid composites and, more specifically interply hybrid composites. It is a rigid board material that is not made to flex. 0. The physics that describes dispersion is well-known and can be used to develop analytical models for signal behavior in a PCB, but working with a simulation package can make your life much easier. Your application should influence your choice of PCB material (e. Material FR-4 circuit boards are made with woven fiberglass and covered with epoxy. Meets MIL-I-24768/2 Type GEE & ASTM D 709 01 TY IV Grade G10. These materials have excellent electrical properties at the high frequencies and high thermal stability. It is a commonly used PCB material. The FR4 is the fire retardant grade of G10. It has characteristics of high strength, excellent electrical properties and chemical resistance not only at room temperature but also under humid or moist conditions. electrical insulation sheet Fr4 electrical panel materials for fr4 resin epoxy board Epoxy resin sheet is a composite material composed of woven fiberglass cloth with an epoxy resin binder that is flame resistant (self-extinguishing). This brief paper is an attempt to outline these key properties and offer some descriptions of these parameters. FR4 is the backbone material upon which most rigid circuit boards are built. V0 Isola 1 GHz 1 GHz 370HR FR4 / Phenolic 180 340 60 30 4. Elite Material Co. G-10/FR-4 is a thermosetting industrial laminate consisting of a continuous filament glass cloth material with an epoxy resin binder. It is the most commonly used PCB material. CTI (Comparative tracking Index): A measure of the electrical breakdown properties of an insulating material. The designation FR-4 FR-4 refers to a grade of material rather than a material itself and has many sub gradings and types such as TG130, High TG, FR4-Rogers. FR4 is rightly the most used material in PCB construction. The designation FR-4 Object Moved This document may be found here Acculam® Epoxyglas G10/ FR4, is a laminate sheet comprised of a flame retardant epoxy resin and a woven fiberglass substrate. com FR4 (FR = Flame Retardent )is a glass fiber epoxy laminate. About 88% of these are insulation materials & elements, 2% are plastic sheets. It describes a number or percentage relating to how much a PCB expands as it is heated or cooled. FR4 uses 8 layers glass fiber material. 0120 /24 /121 /124 High Performance Features • High Thermal Performance • Core Material Standard Availability Fr4 insulation laminate does not contain harmful asbestos. [7] B. The flexural and tensile moduli of flexible FR4 substrates were characterized using a three-point bending test and a direct tensile test, respectively. Parameters: The material is a composite and is made from glass-epoxy compounds. We work with top PCB laminate providers to bring you a wide range of material options such as enhanced epoxy laminates, ultra-low moisture materials, high-frequency ceramic filled laminates, UL 94V-0 rated, RoHS compliant, and more. And, this industry expands into the phone, radio, tv, computers and so many more industries that use circuit boards. The reasons for its ubiquity as a PCB material are its high dielectric strength, high mechanical strength, light weight, resistance to moisture and other properties conducive for PCB manufacturing. 021 @ 2 GHz V0 185HR FR4 / Phenolic 180 340 60 >15 4. As a thermoset material, glass epoxy has outstanding mechanical and electric strength as well as good dielectric properties. As you know that everything has specifications and certain limitations, so FR4 also has certain limitations which are given below: Advanced Printed Circuit Board Laminate Materials. 8, and is slightly frequency dependent and varies by manufacturer and lot-to-lot) When it comes to delectric constant, FR-4 is an example of an anisotropic material. Advancements in Thermal Management at PCB Level for Electronics Design and Fabrication Presented By: Pratish Patel Electronic Interconnect www. NEMA provides two grade values for this category of industrial laminates, G10 and FR4. High performance mechanical properties FR4 epoxy sheet is a rigid insulating lamination sheet made of composed imported alkali-free glass fiber cloth ,impregnated with imported high quality epoxy resin,added the imported fire retardant and cementing compound,it is a rigid plate-like insulating material under high temperature and high pressure. I always use FR4 @ 2 GHz and have used it successfully at 5 GHz. eiconnect. The Comparative Tracking Index or CTI is used to measure the electrical breakdown (tracking) properties of an insulating material. If you need assistance selecting the right material – whether it’s standard FR4 material or something unique – contact our customer service team and we’ll be glad to assist! FR4 composite fiberglass sheet is a type of composite material made of high temperature nano fiber mat and high performance epoxy resin. MECHANICAL PROPERTIES OF G10 GLASS-EPOXY COMPOSITE K. Just like any other material, FR4 has dispersion that affects travelling pulses and waves in PCB traces. A specific quote from the paper "Dynamic failure behavior of glass/epoxy composites under low temperature using Charpy impact test method" (Shokrieh et al): My initial Frequency analysis indicated displacements of several meters. However, at high frequencies and in environments, FR4 is not the best material to use for your boards. Precise High TG 180 PCB Printed Circuit Boards With ITEQ / ISOLA IT180A Material Laminate from China High TG PCB manufacturers. CTE stands for coefficient of thermal expansion. IEC/EN 60893-3-1 EP GC 204, DIN 7735 Hgw 2372. "FR" stands for flame retardant, and denotes that the material complies with the standard UL94V-0. 062inch). k Aluminum PCB thermal conductivity Min. The PCBs, which demand good mechanical strength use FR4 material. Some general features of this material are: Low dielectric loss (RO3003™ laminates) Laminates can be used in applications up to 77 GHz. FR4 G10 G11 Epoxy Glass Fiber Laminate Electrical Insulation Board Using non-alkali glass fiber cloth, impregnated with epoxy resin by hot pressing. This is a widely used material in the circuit board industry as well. Machining G10/FR4 materials takes very precise and accurate measuring and quality inspection. High Performance Laminate and Prepreg. The G10 FR4 fiberglass sheet is stable up to 285 °F making it ideal for high temp applications where electrical conditions cause high heat. High Glass Transition Temperature (T g) (150T g or What Is G10 Material. FR4 G10 G11 Epoxy Glass Fiber Sheet Board Plate Description Using non-alkali glass fiber cloth, impregnated with epoxy resin by hot pressing. The maximum ambient temperature is between 120 degree and 130 degree, depending on thickness. 005” thickness. Fr4 thermal conductivity Fr4 thermal conductivity is very Low, compare with Aluminum PCB, Fr4 thermal conductivity is around 0. It offers advantages in the following areas: Electrical Properties—Excellent for high technology communications and computer systems. Most electrical engineers and individuals involved with printed circuit boards are familiar with the material FR4. Epoxy resins are widely used in electronic applications because they are virtually impervious to moisture. I am in the process of doing an FEA on a part made out of G-10. This grade is extremely high in mechanical strength, has low water absorption and dissipation factors and has superior electrical characteristics, which are exhibited over a wide range of temperatures and humidities. It is This material is generally used in communications, computer, computer peripherals, instruments, industrial controls, and automotive electronics. Properties of FR-4. 8 0160. The red UL/manufacturers logo is in the middle (layer 4). Follow the links below to view complete property information. , Ltd. In China FR4 is the most widely used PCB base material, next is FR1 then FR2. With the development of electronic technology, PCB base material meet more and more challenges, which also push the development of copper clad laminate(CCL). Critical Material Property Stress analysis requires nine material properties but it is NEMA Grade FR4 materials are glass fabric reinforced laminates, bonded with ˚ame resistant epoxy resin. 80 D792 0. 25W/m. There is one documented physical difference, Isola's 370HR is listed as a 180T g material. It has high mechanical and electrical properties, good heat resistance and humidity resistance. 370HR laminates and prepregs are made using a patented high performance 180°C Tg FR-4 multi-functional epoxy resin system that is designed for multi-layer Printed Wiring Board (PWB) applications where maximum thermal performance, reliability superior CAF resistance are required. With PCB materials, circuits can be routed between a host of different components. It is also strong, and resists cracking due to bending and pressure. It determines the PCB board performance and scope of application. 2 and when the final vendor is chosen, do a final tweak on my design before sending it out. 2) FR4 specifies PCB MATERIAL TYPE – FR4 is other name for “Glass reinforced epoxy laminated sheets”. 60mm FR4 uses 8 layers of (7628) glass fiber material. FR4 from The Gund Company is UL, RoHS, and REACH certi˜ed to ensure reliability, safety, and consistency What Is G-11 Material? G-11 FR-5 is a thermosetting industrial fibre glass composite laminate consisting of a continuous filament glass cloth material with an epoxy resin binder. The Tg value is the temperature at which the material changes from a reasonably stiff glass-like material to a more elastic and bendable plastic-like material. ER=4. Tracking is an electrical breakdown on the surface of an insulating material wherein an initial exposure to heat chars the material, and the char is more conductive than the original insulator, producing more current flow, more heat, and eventually complete failure. Satapathy2 The University of Texas at Austin College of Engineering1 and Institute for Advanced Technology2 The mechanical properties of G10 glass-epoxy composites were determined in compression and tension tests. FR408 Data Sheet Tg 180, Td 360 Dk 3. As an increasing variety of everyday electronic components began to rely on circuit boards, the race was on to develop simpler, more compact alternatives, and this led to the development of the material, PCB. outside copper layers? Sticking to the principle of "Super Quality, Satisfactory service" ,We are striving to be a good business partner of you for Fr4 Pcb Material Properties, fr4 pcb material properties, FR4 Material Circuit Board, We only supply quality items and we believe this is the only way to keep business continue. 01 @ 2 GHz 0. FR4’s low coefficient of thermal expansion as well as its other properties makes it the perfect circuit board material. Every material in the world expands or contracts with a change in temperature; for example, your house is actually a few inches larger in the summer than it is in the winter. Excellent mechanical properties versus temperature Reliable stripline and multi-layer board constructions. In the following, we have listed the established default values for FR4 materials used at Multi Circuit Boards Ltd. Typical Applications This material has high mechanical strength and excellent electrical insulating qualities in both dry and humid conditions. Products are widely used in mechanical, electronic, electrical equipment, insulation parts and I usually do my design at 4. While for the most part of standard applications ,the classic FR4 material it’s enough, possibly in the high Tg version (for the best thermomechanical properties), for other sectors (such as high frequencies) alternative materials are absolutely necessary, from standard FR4 materials … PCB LAMINATE MATERIAL PROPERTIES GUIDE Laminate Type Tg Celsius Td Celsius T-260 Minutes T-288 Minutes Dk Df UL94 Aluminum Clad @ 1 MHz @ 1 MHz 130 380 4. G-10, the predecessor to FR-4, lacks FR-4’s self-extinguishing flammability characteristics and is not as commonly used, except in applications where thermal destruction of the material is desirable. www. This material is some of the most versatile of laminates. The cryogenic material properties of NEMA G-10 and G-10FRP and G-11 grades can vary widely while still meeting the NEMA specification. FR4 is a glass fiber epoxy laminate. 2, NF C26 15VtEE2e-EM2e, BS 3953 EP-6, NEMA LI 1 FR 4&5, Description: Extremely high mechanical strength at moderate temperature. Among these are materials with a range of dielectric constants, low dissipation factor, and controlled mechanical properties. We provide good quality PCB proto assembly samples, High TG PCB samples & printed circuits board samples for reference. A Guide to FR4: When Can You Use It and When Can You Not. It is a complete replacement for FR4 and has a very large market share in Asia. The FR4 option on the PCB order page is the grade designation for the epoxy fiberglass that often form the PCB core and prepreg layers. They do not correspond to specific items in our catalog. GR10/FR4's material characteristics make it an excellent laminate for applications requiring a minimum 0. I am looking for the best material properties for Epoxy Resin (FR4) substrate used in BGA. AMI can source G10/FR4 in a variety of shapes and configurations to meet the needs of your project. The quality of your PCBs is assured through the use of technical comparable materials (dependent on manufacturing inventory, global market). At Tempo Automation, we will work with you to so that the fabrication and assembly of your PCBs will incorporate materials and properties that support your design and requirements. ˘ ˇˆ ˇ˙ ˜! ˜! ˜˜" # $ ˛%& ˘ ˇˆ˙ ˝ ˛˚˜ Title: FR4 Data Sheet Created Date: 2/14/2006 3:25:06 PM However, the needs of your board will invariably rely on various PCB material properties. Alibaba. Some striking features of Alibaba. 0 10 20 30 40 No Break Better Impact Resistance Impact Strength Impact Strength (lbs. [5] Material Properties of PCB depend on the properties of composite laminate and copper. /in. A wide variety of fr4 properties options are available to you, such as insulation sheet, insulation paper. G10/FR4 are widely used in the electronics field – primarily because water absorption is virtually nil, rendering it an excellent insulator. Among these are: Relative Dielectric Constant, e r-this property is a measure of the effect an insulating material has on the capacitance of a conductor imbedded in or surrounded by it. Read the following PCB material selection guide to learn what to look for when it comes to the thermal, electrical, chemical and mechanical properties of different PCB material types. The material has the ability to maintain excellent mechanical, electrical and physical properties at elevated temperature to 130 oC. A specific material can be defined on request; this may lead Today, the various PCB applications need to use different substrates for printed circuit boards. FR4 PCB is glass-reinforced epoxy laminate. There are two types of logos: red and blue logos. 1. Dk (Dielectric constant): The ratio of the capacitance using that material as a dielectric, compared to a similar capacitor which has a vacuum as its dielectric. The G-10CR and G-11CR grades have been specifically developed to address this issue of uniform material properties at cryogenic temperatures. If you have any questions about FR408, our pricing, or our support, or if you would like some general advice on using our materials, then please do call us or complete the form below. AKA GAROLITE / NEMA G10-FR4 FR-4 is a versatile material due to several mechanical and electrical properties; it is less reactive at high frequencies, absorbs less moisture, has greater strength and stiffness, and is highly flame resistant. And CEM – 3 is a new printed circuit substrate material developed based on FR – 4. It has the characteristics of low heat conduction, resistance, high temperature resistance, antistatic, light weight and chemical corrosion resistance. More About Hard Fiber, Fiberglass, Garolite, and Carbon Fiber Warning: These graphs are provided for comparative purposes only. PCB Laminate Material Information Here you will find a number of different laminate materials used to fabricate printed circuit boards for advanced electronic applications. Results are displayed up to a maximum of 200 materials per page. The maximum ambient temperature is between 120 o and 130 o C, depending on thickness. Thermally Conductive Printed Circuit Board Materials The T-lam ™ System Paul Klouda Nov 1st, 2004 WHY Heat Transfer Thermal Conductivity (Tc) of FR4 ~ 0. Phenolic G-10/FR4 is a continuous woven glass fabric laminated with an epoxy resin. This material has very good mechanical strength and impact resistance. Boards made from FR4 are strong, water resistant, and provide good insulation between copper layers that minimizes interference and supports good signal integrity. Can anyone point me to reliable material specifications for the FR-4 (epoxy laminate) material and how to accurately model a 6 layer PCB with 2 1 oz. FR-4 (or FR4) is a NEMA grade designation for glass-reinforced epoxy laminate material. Most materials have been developed to optimize one or more of these properties. Its superior electrical properties are consistent across temperatures and humidity levels. Important as above Tg, the materials properties will change. In this work we have characterized a low-Tg and a high-Tg FR4 laminate material and analyzed the effect of exposure to typical reflow soldering conditions. 25 W/m·K Thermally Conductive Dielectric: TC ~ 1. The CTE (coefficient of thermal expansion) along the X and Y axes is close to the CTE of copper and FR4, therefore it is possible to produce the reliable RO3000 / FR4 hybrid PCBs. This product, first introduced in the 1950's, has characteristics of high strength, low moisture absorption, excellent electrical properties and chemical resistance. . G10 provides consistent quality and good electrical properties under dry and humid conditions, as well as high flexural, impact, and bond strength at room temperatures. There are many processes required for G10/FR4 machining that take experience, meticulous quality control and examination. 7 (has been reported between 4. Three commercial FR4 substrates were tested to investigate the effect of the number of glass fabrics, the epoxy resin types and the resin portion, in a thickness range of 100–150 μm. tanD=0. FR-4 is a composite material composed of woven fiberglass cloth with an epoxy resin binder that is flame resistant (self-extinguishing). 8 w/m. However, many are unaware of what FR4 is, let alone why it is the most popular PCB base. Products are widely used in mechanical, electronic, electrical equipment, insulation parts and components. FR stands for Fire Retardant. The material is extremely strong and stiff, has a low coefficient of thermal expansion, and outstanding electrical properties. G10/FR-4 is a composite material that consists of glass fabric, electrical grade epoxy resin. G-10 / fr4 combines a woven glass fabric and an epoxy resin laminate (tg approximately 130-c) that contains bromine. emctw. Of these grades, the FR4 is most widely used today. Printed circuit board using FR4 as core material will be named as "FR4 PCB". The search phrase you entered, fr4, is common to 2 materials, by searching on the term(s) [ "fr4"] in most common text fields, . FR4 is considered to be the standard PCB material, for most applications. One type of board material you may consider is polyimide. Td / DECOMPOSITION TEMPERATURE This is a measure of the degredation of the material. Contraction of "pre-impregnated composite fibers", and in the manufacture of PCBs, pre-pregs help influence the performance characteristics of the printed circuit board. 67, Df 0. FR4 glass fabric also exhibits a low coefficient of thermal expansion and outstanding electrical properties, making it an ideal material for electronic and electromechanical components. Ravi-Chandar1 and S. A good understanding of PCB material properties and how they impact the manufacture of your boards will assist you in making the best material selection for your design. A number of laminate properties can be important depending on the application. According to Plastics International, FR-4 circuit boards have a flexural strength of 70,000 pounds per square inch. G10 is a glass fabric-based laminate falls that under the Glass Cloth Epoxy category and is known for its low moisture absorption, even in high moisture environments, its abrasive texture, and its excellent electrical insulating properties. Properties and Characteristics. A 1. k However, some LED lights, because the need for withstand voltage, the need for better withstand voltage with the better material, Many LED manufacturers […] FR4 PCB Material Isola is a leading global material sciences company that designs, develops and manufactures laminate materials used to fabricate advanced multilayer printed circuit boards, which provide the physical platforms for the semiconductors, passive components, and connection circuitry that power and control virtually all modern G10/FR4 has extremely high mechanical strength, good dielectric loss properties, and good electric strength properties, both wet and dry. The standard values of the processed materials can be found in following PDFs: FR4 material - standard values The FR4 material offers extremely high mechanical strength at moderate temperatures. However, FR4 boards are not the only type of printed circuit board material out there, and some other boards may be better-suited to other applications. A wide variety of fr4 material properties options are available to you, such as fiberglass, composite polymer. 5 oz. Several research studies have been published of the effect of low temperatures on such material. Note: The 170T g FR-4 material has equivalency for electrical and mechanical properties with the popular Isola 370HR material, and functions very similarly. This was done by studying the viscoelastic material properties, in-plane CTE and flexural properties before and after exposure, and studying the thermal stability of the laminate material. 0200 @ 2 GHz V0 Custom G10 Machining Grade G10 Glass Cloth Epoxy. General Properties Another material we use under this type is the Ro3003. It has high mechanical and dielectric properties, good heat resistance and moisture resistance, and good processability, low thermal conductivity, high temperature resistance up to 250 ℃ (220℃, 300℃), high flatness, excellent bending strength at high temperatures. Rogers Advanced Connectivity Solutions exclusively distributes RO3000® laminates, RO4000® laminates, RO4400™ Series bondply, 3001 bonding film, and Kappa™ 438 laminates in North America and Canada through International Electronic Components (IEC). About 94% of these are insulation materials & elements, 1% are plastic sheets. 0 – 4. FR-4 is a fire-retardant grade of G-10 while the G-11 grade offers improved mechanical strength at higher Basic PCB material electrical and thermal properties for design Introduction: In order to design PCBs intelligently it becomes important to understand, among other things, the electrical properties of the board material. It is a kind of flame retardant epoxy copper-clad plate glass material, is generally used in electronics with double sided and multilayer pcb boards. FR4 (FR = Flame Retardent )is a glass fiber epoxy laminate. interior copper layers and . A term also used in the PCB fabrication industry to describe the bonding ply materials used to bond the layers of a multilayer PCB together. com offers 171 fr4 properties products. The G10/FR4 is a flame retardant grade and it maintains more than 25% of its flexural strength at 266°F operating temperatures while preserving all of its electrical properties. ) XX Garolite Hard Fiber G10/FR4 Garolite Polycarbonate UHMW 10,000 FRP Phenolic G-10 Material Specifications Phenolic Laminates physical strength, resiliency, ease and versatility of fabrication, and excellent electrical properties make Phenolics useful in a wide range of mechanical and electrical applications. Very good stability of electrical properties under high humidity. printed circuit board assemblies). G-10 FR-4 is a thermosetting industrial fibre glass composite laminate consisting of a continuous filament glass cloth material with an epoxy resin binder. I am unable to find some material properties that are necessary for the FEA. G10-FR4 is suitable for structural, electronic, pc boards and electrical applications. When designing consumer products, you just don't have the option of using nice material such as Rogers. The following information is intended as a abstract summary of all available material types and their fundamental properties, to make it easier for you to make a selection according to the required field of application. What is the recommended or tested materials properties such as: Elastic Modulus. In this case you're probably best off just quickly creating your own Custom Material library and making a new material for FR-4 including any material properties you need. G10/FR4 is a thermo-laminated glass epoxy material mostly used in electrical applications where high heat, mechanical stability and electrically isolative conditions are needed. FR-4 (or FR4) is a NEMA grade designation for glass-reinforced epoxy laminate material. 35 and 4. It is the most commonly used material for single sided, double sided, and multilayer printed circuit boards. This grade qualifies to NEMA FR4 and MIL-I-24768/27. 018 (which really stinks! and varies by manufacturer and lot-to-lot) Beyond its electrical insulating properties, epoxy resins exhibit great dimensional stability (shrinkage is usually less than 1 percent) and superior adhesive properties. PCB base material is an important part of PCB. PCB Material Options and Classifications and Substrate Property Beyond its electrical insulating properties, epoxy resins exhibit great dimensional stability (shrinkage is usually less than 1 percent) and superior adhesive properties. This means that this material is some of the closest we have to the strength of steel, however, with better properties for the application. G10/FR4 has extremely high mechanical strength, good dielectric loss properties, and good electric strength properties, both wet and dry. It is used for electrical safety assessment of electrical apparatus. Red is UL94-V0, blue is UL94-HB. Fire retardance Like other phenolic laminates, G10/FR4 electrical grade epoxy resin is extremely strong and stiff. I have some of the standard stuff, tensile strength, Modulus of Elasticity etc, but I cannot find any information about Poisson ratio. Sunstone's Standard FR-4 Material Properties. g. After add copper layer on one or each side FR4, it become to Copper Clad Laminate (CCL), and this is the non-conductive core materail for normal printed cricuit board (PCB). 065 Water Absorption, 24 hrs. com offers 107 fr4 material properties products. com 2007/07 1 Low CTE / High Tg FR-4 with High Heat Resistance Laminate: EM-827 Prepreg: EM-827B although the SolidWorks material and appearance libraries are extensive they do not have what you need for FR-4. This work characterizes the effects of introducing sensors, or suitable dummy sensors in the form of chip resistors, and commonly used circuit board material, namely G-10/ FR4 Garolite on the mechanical properties of the host structural composite material. The very first and most important part of producing G10/FR4 into fabricated parts is to start with a high quality G10/FR4 material. There may be some polyimide PCB material properties that will fit well with the board applications for your industry. Different products have different requirements on the PCB base material. It has characteristics of high strength, excellent electrical properties and chemical resistance. fr4 material properties

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