What Is Dimensional Stability Of Engineering Plastics?
What is the dimensional stability of engineering plastics? Low IQ: warping, deformation, can not be installed, cracking, poor quality, and the following six points ...... High IQ: engineering plastics from parts processing, assembly, product application process, due to processing, the environment and a series of external conditions, will have an impact on the entire life cycle, the product from the material to the parts, whether the function is good operation. The most commonly
Why Can't PTFE Be Injection Molded?
Fluorine plastic-PTFE polytetrafluoroethylene why can not injection molding Basic introduction English: Poly tetra fluoro ethylene, polytetrafluoroethylene, also known as Teflon, Teflon. It cannot be molded by melt extrusion or injection molding. It has a wide range of operating temperatures, chemical resistance, electrical insulation, low friction, non-stick, weather resistance, fl
Difference Between PA6+GF30% And PA66+GF30%
Difference between PA6+GF30% and PA66+GF30% PA6+GF30%.PA66+GF30%, are added 30% glass fiber (GF), the performance will be different, the price is also different, PA6+GF30% a kilogram of 65 yuan, PA66+GF30% a kilogram of 95 yuan. The following are the main differences in performance: Molecular structure: PA6 is made by ring-opening polymerization of caprolac
Six Specialty Resin Materials Commonly Used in the Semiconductor Field
Preface In the complex process of semiconductor manufacturing, resin materials play a vital role with their unique properties, providing a strong guarantee for the performance and reliability of semiconductor devices. I. Epoxy Resin (Epoxy Resin) Epoxy resin is an ext
Know Everthing About PAI plastic - Polyamide imide
Learn about the origins of PAI: PAI plastics were first developed in 1964 by the Amoco Research Institute in Napervill, Illinois, U.S.A. In 1965, a trial run of insulating paint was made, and in
PEEK plastic gears: the material of the future, several times stronger than metal gears In the modern industrial field, the performance of materials directly determines the service life, operational efficiency and overall cost of products. Among them, wear resistance, as an important indicator of a material's ability to resist wear and tear, is even more critical for gears, a key component in mechanical equipment. In recent years, PEEK (polyether ether ketone) material has gradually emerged as a key ma
Plastic Material Surface Resistivity And Test Methods
What is surface resistivity Surface resistivity is used to measure the ease of charge movement or current flow on the surface of the material, the unit expressed in ohms (Ω). In the plane of the solid material placed two length L, distance d parallel electrodes, two electrodes between the material surface resistance Rs and the distance d is proportional to the electrode length L is inversely proportional to the formula Rs = ρs * d / L that the surface resistivity ρs is the direction of the current through the surface
Properties And Application of SIMONA® PE 500/ SIMONA® PE 1000
The properties of polyethylene are determined primarily by the chain length (degree of polymerisation). In comparison to the standard polyethylene types SIMONA® PE-HWU and SIMONA® PE-HWST (M = 250,000 g/mol), SIMONA® PE 500 and SIMONA® PE 1000 have a higher molar mass (M), which can be determined using various methods. The viscosimetric method gives a value of approx. 1.2 million g/mol for SIMONA® PE 1000, while the figure calculated by means of the light scattering method is four times as high for the same material. Today, the
What we Should Know About PVDF (Polyvinylidene Fluoride) Materials
The name PVDF may sound a little strange, but it has a wide range of applications in our lives. Its name is polyvinylidene fluoride, and it also has aliases like polyvinylidene fluoride, polyvinylidene fluoride, polyvinylidene fluoride resin, polyvinylidene fluoride resin, and so on. In terms of appearance, it is usually a white powder or granule. Poly(vinylidene fluoride), abbreviated as PVDF, mainly refers to homopolymers of vinyliden
Know About Anti-static ESD Plastic
Plastic products are widely used in various fields such as household appliances, transportation, electronics and electrics because of their excellent insulating properties. However, this high insulating properties and often make it in the application, due to friction peeling and generate, accumulation of electric charge, to the production and application of many hidden dangers. The materials can be categorized according to the surface resistivity:
Polyphenylene Sulfide Popular Material In Engineering Plastics
Within the many popular materials of engineering plastics, one material that is widely recognized is polyphenylene sulfide (PPS). Did you know that engineering plastics are subject to long-term mechanical stress and chemical and physical environments? Engineering plastics have to withstand mechanical stress for a long time, but also have to withstand the chemical and physical environment, and polyphenylene sulfide is quite outstanding in this regard. It has better mecha
About TECATRON® Polyphenylene Sulfide (PPS)
TECATRON® Polyphenylene Sulfide (PPS) Ensinger has over twenty different grades of TECATRON PPS available. Custom formulations can be blended to suit your application. Compression molding is amenable to short run production and yields products which are homogenous with exceedingly low process stress. Physical properties will be based on the compound recipe. Tested lot material available, please check with the Ensinger sales team for information. PPS material (chemicall
High Temperature Nylon Development Status
High temperature nylon development status DuPont Zytel HTN DuPont Zytel HTN is 51G, 52G, 53G and 54G series, among which 51G, 52G and 54G are 6T modified products, belonging to semi-aromatic nylon PPA, while 53G series is categorized by DuPont as high-performance nylon due to less benzene ring content in the molecule. The melting point is up to 310°C, the glass transition temperature is
Know Everything About High Temperature Nylon
High-temperature nylon (HTPA) is a heat-resistant polyamide that can be used for long periods of time on 150°C. It is a semi-aromatic polyamide made by polycondensation of terephthalic acid and 1,6-hexanediamine. The main categories of high temperature nylon include aliphatic PA46, semi-aromatic PA4T, PA6T, PA9T, PA10T, PA12T, MXD6 and its copolymers, and aromatic PPTA. High-temperature nylon in the thermal, electrical, physical and chemical resistance have a good performance, especially at high temperatures still have high rigidity and high strength and excellent dimensional accuracy a
PTFE Structure, Properties, Application And Modification
Polytetrafluoroethylene (PTFE), also known as [Teflon" and [Plastic King", is widely used in various industries due to its high temperature resistance, corrosion resistance, solvent resistance, high insulation, biological inertness, etc. PTFE is a fluorine atom instead of polyethylene hydrogen atom. PTFE is a kind of polyethylene hydrogen atom replaced by fluorine atom, only by the C and F two elements through the covalent combination of the polymer does not contain branched chain. I. Structure and Properties of PTFE
Introduction of PTFE bellows PTFE bellows, also known as PTFE bellows, F4 bellows, PTFE bellows, Teflon bellows, Teflon bellows, Teflon bellows, Teflon bellows, etc., is a kind of tubing made of PTFE resin by specific process. Its milky white appearance is one of its typical identifying features. PTFE bellows performance Acid and alkali resistance, chemical reagents, high temp
Various Film Molding Methods And Characteristics
There are many varieties of plastic films, which can be used in agriculture, daily necessities, pharmaceuticals, construction and water treatment, solar power generation, battery diaphragm, bullet-proof glass and many other fields according to their different characteristics. Film Molding Methods
Structure, Properties, Classification, Modification, Application and Molding Of PMMA
I. Structure and Properties of PMMA 1. Molecular structure and properties Polymethyl methacrylate, English name polymethyl methacrylate, PMMA, commonly known as plexiglass, acrylic, by MMA monomer and a small amount of acrylate copolymerization of non-crystalline plastics, with good transparency, optical properties, weathering, chemical resistance, impact resistance and aesthetics and other characteristics, is known
What Is Fluoroplastic Material?
What is fluoroplastic? Fluoroplastics are plastics that contain fluorine atoms in their molecular formula. Fluoroplastics are made up of individual fluorine-containing materials. For example, tetrafluoroethylene, hexafluoroethylene, trifluoroethylene chloride, vinylidene fluoride, and fluorine vinyl, etc., are produced by homopolymerization or copolymerization reaction. Accompanied by the continuous progress of polymer materials technology, the types of fluoroplastics have been gradually increased, and
PEEK Seals and Valves - Why Choose PEEK Manifolds for High Temperature and High Load - PEEK Manifolds are Chemically Resistant and Dimensionally Stable Considered one of the strongest materials in the polymer field, PEEK (polyether ether ketone) not only has a tensile strength in excess of 100Mpa, but can also withstand compression loads in excess of 300Mpa, making it strong enough for high load, wear and tear, and high rotational speed applications, where steel mating materials can be used without wor
Modifications And Uses of Polyetheretherketone PEEK
Application areas of PEEK PEEK is widely used in electrical and electronic, mechanical, aerospace, automotive and other fields. (1) Electrical and electronic PEEK is mainly used for wire covering, magnetic conductor covering, high temperature lugs, motor insulating materials, integrated circuit wafer support, etc.: ① wire covering; ② magnetic conductor covering; ③ high temperature
Structure And Molding Processing Of Polyether Ether Ketone PEEK
Polyether ether ketone (PEEK) is a semi-crystalline, linear aromatic polymer compounds developed by the British Imperial Chemical Industries (ICI) in 1978, by the ether bond, aryl ring, carbonyl alternately connected to form a thermoplastic ultra-high-performance special engineering plastics. the molecular structure of the main chain of the PEEK contains a large number of benzene rings, its own C-O bond is relatively soft, the two benzene ring larger bit resistance. The C-O bond is relatively soft, and the two benzene rings have large site resistance to effectively protect the C-O bond f
Carbon Fiber Reinforced PPS As Alternative To PEEK
Industrial applications for engineering thermoplastics such as PC and high performance thermoplastics such as PEEK are growing. In 3D printed filament form, these materials offer a lightweight alternative to metals such as steel and aluminum in industries such as aerospace and energy. Reinforcing these high-performance plastics with additives can further improve their performance. For example, short-cut carbon fibers add strength and stiffness and can be added to low to mid-priced engineering plastics as well as high-performance plastics. As long as the 3D printer nozzle can handle abras
Classification And Properties Of Polyethylene
Classification and Characteristics of Polyethylene There are two types of polyethylene according to density: HDPE with a density of 0.94 ~ 0.97 g/cm3 and LDPE with a density of 0.91 ~ 0.935 g/cm3. There are three types of polyethylene according to the traditional production methods, i.e., low-pressure polyethylene, medium-pressure polyethylene and high-pressure polyethylene. High-density polyethylene (HDPE) is made by polymerizing ethylene at atmospheric pressure or ten
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