N = normal force between the surfaces (N, lb) Friction coefficient curve is of sinusoid shape, whereat the opposite directions are marked with + and - sign, denoting coefficient of friction in two different directions of sample moving. Call Us: +86-23-67148190 | [email protected] of Different Sterilization of UHMWPE on its Wear Rate • Pin-on-disk experiment • UHMWPE on Co-Cr femoral heads, 22 mm diameter • Roughness: ball = 0. The coefficient of friction for different types of top chain and guide rails is shown in Table 2. According to research, the co-efficient of dynamic friction of ultra high density polyethylene under dry conditions is around 0. 15-. 4 MPa m/s and pv ≈ 1. 87 and 0. In food processing applications UHMW is and excellent choice for applications where strong smells or discoloration from food is an issue. Therefore, a TPU composite material reinforced by WS 2 and UHMWPE was prepared. 14. 0 MPa m/s for the friction pairs UHMWPE–18Kh2N4MA steel and UHMWPE–45 steel, a rather sharp increase in the friction coefficient to 0. UHMWPE panel is also called PE pad, face pad, and plastic pad in some areas. DuraSurf™ STS also helps reduce. It combines very low friction with excellent impact strength and a wear resistance much better than steel. Due to UHMW's high molecular weight, UHMW parts will also perform better where overcoming the forces of abrasion and friction is desired. 6m/s 0. 30 QTM 55007 (20)Test No. GAR-DUR® UHMW plasticwasassignedan abrasionratingof10; results for the other materials tested are shown in relation to thisbaseline. Consider a mass m lying on an inclined plane, If the direction of motion of the mass is down the plane, then the frictional force F will act up the plane. Concrete (Wet) Rubber. The results show that the initial coefficient of friction increases exponentially with increasing attractive force. UHMW's low coefficient of friction enhances efficiency and productivity in automotive, railroad, medical, printing and packaging industries as well as for material handling and food processing applications. RE: friction coefficient of UHMW and HDPE kjoiner (Mechanical) (OP) 1 Nov 02 15:33. Most popular is FQ1000-DS which is 'double-sintered' and work-hardened. 30 : Coefficient of Friction (Dry vs Steel) Dynamic: PTM 55007: 0. UHMW is known for its excellent abrasion resistance and low coefficient of friction. 77 5 Wet Rubber 37. Polyurethane’s Coefficient of Friction is similar to that of rubber. HighLine is now able to offer a line of white color UHMW-PE sheets with ESD (ElectroStatic Discharge) properties. Due to an extremely low coefficient of friction, its inherent lubricity minimizes heat-generating friction that tends to. % fibres of carbon sometimes caused stick slip behaviour at high testing temperatures [12]. Coupled with broad chemical resistance and low coefficient of friction, UHMW is an. Dynamic Coefficient of Friction (-) ISO 7148-2 (18) 0. 12 to 0. In addition, it is abrasion, impact, and corrosion resistant and is self-lubricating. The average values of steady state friction coefficients for as-cast cobalt chrome, heat-treated cobalt chrome, and titanium specimens were 0. The standard method of deriving CoF values for thermoplastic materials is the ASTM D3702, which makes it possible to compare materials and predict their wear performance. Buy Uhmw Coefficient Of Friction China Direct From Uhmw Coefficient Of Friction Factories at Alibaba. UHMW-PE based products offer a host of exceptional attributes that include high abrasion resistance, low coefficient of friction and one of the highest impact strength ratings of any thermoplastic. 6 mm diametre) surface with the aim of providing wear resistant coating on this soft and tribologically poor metal. Coefficient of linear thermal expansion in/in/°Fx10-5 D696 6. Due to its low coefficient of friction, parts made from UHMW will also produce less noise when in motion. Coefficient of Friction: Dry Contact: Lubricated Contact: Aluminum. Product Information. The uhmw u channel stock guide rail has strong abrasion resistance, and its abrasion resistance is 5 times that of nylon 66 and 7 times that of carbon steel. UHMW (Ultra High Molecular Weight Polyethylene) UHMW is used around the world in 1000's of applications from packaging, marine and aircraft industries. In stock. Plastic Sheet/Plate UHMW Reprocessed Black offers durability, abrasion, impact, and chemical resistance, at a cost-effective rate. Low coefficients of friction, wear resistant plastic materials – e. It is highly resistant to corrosive chemicals, except oxidizing acids; it has very low moisture absorption and a very low coefficient of friction. Thanks. The low coefficient of friction also gives UHMW excellent release properties, preventing buildups and bottlenecking on conveyor lines moving food products or other potentially-sticky substances. [10] filled PTFE with alpha-phase alumina nanoparticles, and found that an increase in filler content was able to reduce the wear. The results show that the friction coefficient of the fiber-UHMWPE composites is lower than pure UHMWPE, with a minimum value of 0. The UHMWPE commercially used in the disc SB Charite III is of the approved standard ISO 5834/11 and ASTM F 648–83 . It can be easily machined for augers, bushings, and more. To be exact, the stable values. 32 shows the friction factor of metal-on-UHMWPE. 30-. In this work, values for the coefficient of friction of a polyamide (nylon 6,6)/polymethyl methacrylate (PMMA) blend system have been measured. 75 Average 37. TIVAR®1000 UHMW TIVAR®1000 UHMW is an excellent general purpose wear material that meets FDA, USDA, & 3-A Dairy guidelines for pharmaceutical processing and food contact applications. 060 represents, in our experience, skis with below average gliding properties and would therefore have potential for improvements. X-LINKED UHMW is typically used for chute and hopper liners handling products such as sand, mineral fines, cement, coal and grain plus baghouse and chain drag lining. 3 - - - 150-300, for biax film >50 3M™ UHMW-PE Film Tape 5423 is a thick, general-purpose polyethylene tape made for high-impact, abrasion, and sliding applications. Differences: There are so many differences between the products that a list is the best way to explain: PTFE is substantially much more expensive than UHMW. The coefficient of friction is a term that measures the ratio of the force of friction when two surfaces interact with a numerical value. This characteristic was also found in total hip replacement by Wang et al. 04-. The friction coefficient of the chain guide is small, only 0. The UHMWPE-(metal + PE) pairing had a lower coefficient of friction than the PE-metal pairing, which accounts for the decrease in value of the friction coefficient after /Xp was reached. 0% untreated CNFs. Easily. 2. Select options; Delrin® – High Strength Black Homopolymer Acetal SheetUHMW PE, Glass Filled. 06 up to 0. 04 /Sheet. UHMWPE offers excellent wear resistance and a low-friction surface, and has been effectively used in artificial joint replacements such as knee and hip replacements [115]. PTFE is slippery than UHMW (although both have a lower coefficient of friction) UHMW has much better wear properties than PTFE. 5 µm • Test condition: – 1x106 cycles, 15 cm/s, Max Hertzian pressure = 12. UHMWPE denotes Ultra High Molecular Weight Polyethylene which is a polyethylene polymer with an average molecular weight is greater than 3,100,000 as defined by ASTM D4020 – Standard specification for UHMWPE polymers. Once the object moves, there is kinetic friction. 06. This product is FDA and USDA compliant for food contact. UHMW's low coefficient of friction enhances efficiency and productivity in automotive, railroad, medical, printing and packaging industries as well as for material handling and food processing applications. Suitable for machining and fabrication. This can be seen in the image below. Quality uhmw coefficient of friction for sale from uhmw coefficient of friction suppliers - 8246 uhmw coefficient of friction manufacturers & wholesalers from China. Its coefficient of friction is significantly lower than nylon and acetal, and is comparable to PTFE, with superior abrasion resistance. The coefficient of friction is an important tribological property of polymer materials. PEEK composites are filled. In all test groups, the friction coefficient of TPU with 60 and 70 A hardness was relatively stable. Nolu-S has a better thermal conduc - tivity compared to standard UHMW. 010” up to 12” thick plate and rod from ¼” diameter to 12” diameter. 8 0. 2 to 1. 7 MPa) so you will need more material to carry the same load. 08 – 0. With our ultra-precise cutting tools and decades of experience, Reading Plastic can deliver the high-quality parts you need right on time. Exceptionally high abrasion & impact. 03 to 0. It turns out that friction coefficients have the same variation trend under different angle amplitudes. While it remains true that the coefficient of friction between PTFE. UHMW, also called UHMW-PE (Ultra High Molecular Weight Polyethylene), is a type of thermoplastic material that is lightweight, high-strength, and has a low coefficient of friction and superior abrasion resistance. 76 3 Wet Rubber 38. UHMW-PE based products offer a host of exceptional attributes that include high abrasion resistance, low coefficient of friction and one of the highest impact strength ratings of any thermoplastic. Nonstick surface. (UHMWPE) microparticles on the tribological performance of high-strength glass fabric/phenolic laminate composite. The friction coefficient of pure UHMWPE is approximately 0. They are fixed to the panel generally with stainless steel studs that are welded to the skin of the steel panel. Figure 6 shows that the time-varying curves of the swing and composite motion friction coefficient of CoCrMo/UHMWPE contact pair in 25% bovine serum. Coefficient of friction Compression set after 24 hr at 175C % Compressive modulus GPa Compressive strength MPa Elongation at break % Hardness - Rockwell -1 Izod impact strengt h J m-1 Poisson's ratio Tear strength N mm Tensile modulus GPa Tensile strength MPa Polypropylene PP 13-16 0. UHMW (also known as UHMW-PE) stands for Ultra High Molecular Weight Polyethylene, which is a type of thermoplastic material characterized by its high strength-to-weight ratio, excellent abrasion resistance, low friction coefficient, and impact resistance. The silicone free requirement is of the negative effect that silicone. FMorin (Mechanical) (OP) 12 Feb 05 13:57. 0 mil UHMW polyethylene backing, rubber adhesive, paper liner, temperature use range -30 degrees F to 225 degrees F. Among polymeric materials, ultrahigh molecular weight polyethylene (UHMWPE) is considered the best choice for medical and light-weight engineering applications in the construction and automotive industries, since it exhibits a unique toughness, abrasion, fatigue, and good chemical resistances, in addition to a very. Static and dynamic coecients of friction are signicantly lower than steel and most plastic materials (Table 1). 96% for 720 h aging time and 80 °C aging temperature. 34e-4 - 3. Dynamic friction coefficient (COF) of the reciprocating sliding contact of the conventional UHMWPE, was investigated in four different environments (dry contact; distilled water; pure Ringer’s. Download : Download full-size image; Fig. Ultra high molecular weight (UHMW) polyethylene (PE) combines outstanding abrasion resistance and low coefficient of friction with outstanding impact strength. 4 –0. 4. Request a Quote. It was found that the tribological and mechanical degradation was attributed to the damage in the molecular structure of. More economical that PTFE tapes. According to research, the co-efficient of dynamic friction of ultra high density polyethylene under dry conditions is around 0. ShapesPlastics UHMW Sheet is moisture, odor, stain & abrasion resistant. Nanjing Deers’s UHMW-PE can lower friction factor between vessel and fender, lower the shear strength while vessel berthing, and raise the utility of fender life. The coefficient of friction (COF) was increased up to 65. UHMW. Coefficient of friction against hardened and ground steel P= 0. The average price for HDPE is roughly $1. When the object is not moving there is static friction. We use UHMW in several applications but the concern in this appilication is that is creeps under load and the screws used to fasten the part would. The coefficient of friction of UHMWPE primarily depends on surface texture of harder material surfaces. Available Geometries. . 10 - . Acknowledgement. Coefficient of Friction (COF) between Chain and Wearstrips 0. 6m/s 0. One of its defining characteristics is its toughness and high impact strength; this is due to long polymer chains with a molecular. 125" x 48" x 120" Black Reprocessed UHMW Sheet. 19 vol. 0. UHMW is unbreakable even at extremely low temperatures, and is FDA and USDA compliant. UHMW-PE molding and extrusion materials: FDA: Natural: Polystone® M (UHMW-PE) Is in compliance with FDA regulations as listed in the Federal. The extraordinary durability and versatility of UHMW-PE is used by designers and engineers in many industries worldwide. Outrigger pads can prevent cranes and boom trucks from. 2 to 1. 35. 45 – 0. 20 - 0. Since Teflon’s weaknesses are wear and compressive strength, additives like glass beads or fibers, and graphite improve both of those characteristics helping it to last longer in belt support. UHMW Applications Typical applications include gears, springs, plates, bushings and housings. 5 yrs CN Supplier . Reprocessed UHMW-PE offers all the same benefits of standard UHMW-PE sheets but at a much more cost-effective price. 12-. Its strength and ability to resist wear and tear can, in some cases, outperform. Test prove that NanoSlick Lubricants are able to achieve an amazing 0. 44 0. RE: friction coefficient of UHMW and HDPE kjoiner (Mechanical) (OP) 1 Nov 02 15:33. Redco™ DEADPLATE Absorbs energy to eliminate bounce back and vibration. 20 on steel Dynamic . 3 0. Coefficient of linear thermal expansion (-40 to 150 °C) (-40 to 300°F) ASTM E-831 (TMA). Black Reprocessed UHMW - Material Data Sheet This grade of reprocessed UHMW contains multi-colored particles of finely reground UHMW-PE polymer. Abrasive wear. What are the different grades of UHMW plastic? UHMW plastics come in various grades, each designed for specific applications with varying properties. The dry friction from solid ice-UHMWPE interactions is still relatively low when compared to systems such as stainless steel-UHMWPE (Yousif et al. This property allows it to be used as containers and pipelines for reactive chemicals. The Food and Drug Administration has approved natural virgin UHMW for use in the food. (POM) as sliding partner up to 75% less than that of UHMW-PE; Coefficient of friction with Steel as sliding partner up to 60% less than that of UHMW-PE; Suitable. 6e-4: strain/°C: 130 - 200: µstrain/°F. UHMWPE Material performs well in these high-stress applications due to its low friction coefficient and excellent impact strength. It has extremely long chains, with molecular weight numbering in the millions, usually between 2 and 6 million. At the same time, HDPE is notable for its impressive strength-to-density ratio. The chain's coefficient of friction differs by type of chain, by material, and by type of roller; it is shown in the manufacturer's catalog. Ultra-high molecular weight polyethylene (UHMW) is a tough, abrasion-resistant thermoplastic with a molecular weight of greater than 3 million. TIVAR® Oil-Filled UHMW-PE is an ultra high molecular weight polyethylene material that truly lives up to the self-lubricating description. When loading 10% MCF, the friction coefficient initially significantly increased from 0. Even though GAR-DUR® UHMW is. UHMW exhibits excellent chemical, abrasion, and impact resistance, as well as a low coefficient of friction. 10 - 0. 5. The coefficient of friction is not a function of mass or volume. It is very resistant to most chemicals, UV radiation, and micro-organisms, but doesn’t have the same creep resistance as Delrin. 2 Plastic polymers. [10] studied the effect of surface texturing of UHMWPE, acting as a bearing material lubricated with distilled water, on the coefficient of friction, µ, under high applied loads, L, and low sliding-rolling ratios, SRR; however, such conditions, did not correspond to those of the walking cycle for a commercial model of knee prosthesis. More than 20 vol. However, the material also needs to have a silicone free. 19, as the samples exposure from 21 s to 4 min. 5. HDPE has a coefficient of friction of around 0. It also is the best material for minimizing stiction. UHMW’s host of exceptional attributes such as high abrasion resistance, low coefficient of friction and unparalleled impact resistance, even in cryogenic environments, make it a favorite. The agriculture industry has found that using UHMW-PE as opposed to steel in scraper applications increased fuel economy, reduced noise levels and increased wear resistance. The coefficient of friction of aged UHMWPE specimens for different aging periods is shown in Figure 4. 2 /kg, and the cost for UHMW can be anything between $2– and –$6 /kg. Regards, Peter P . Thus, UHMWPE has a wider. 30 Dynamic 0. In addition to enhancing the wear resistance of the material, the incorporated and evenly dispersed oil gives this material a considerably lower coefficient of friction than standard UHMW-PE products. UHMW’s host of exceptional attributes such as high abrasion resistance, low coefficient of friction and unparalleled impact resistance, even in cryogenic environments, make it a favorite. 18 by adding only 0. 0. 4 0. PTFE is substantially much more expensive than UHMW. The coefficient of friction of aged UHMWPE specimens for different aging periods is shown in Figure 4. 15 on this metric. 115 respectively. UHMW-PE has a recommended service temperature of about 180°F. Furthermore, TIVAR 88-2 UHMW-PE liners are available. 15-. UHMW Mechanical Properties Comparison of dynamic coefficient of friction on polished steel PROPERTY There are a few standout tests that have lower friction coefficients and seem to increase with pressure (the off-axis cases involving a short 45°- bottom uncoated strip on a 45° or 90° long strip). A blend of virgin & recycled UHMW ; Good wear characteristics; Maintains a very low coefficient of friction; For non-food applications only; Email Print Stock Description Catalog Pg. It could be seen that the friction coefficient of UHMWPE under dry sliding is about 0. TIVAR® DrySlide is a UHMW-PE product with an internal lubricant built into the polymer matrix with higher molecular weight. 15-0. [35]. There are so many differences between the products that a list is the best way to explain: PTFE is substantially much more expensive than UHMW. Influence Of Stacking Sequence On The Impact Behaviour Of Uhmwpe Soft. 09-0. P PBT UHMW PTFE ABS PC PPO PSU PEI PEEK PPS PAI PI HDPE PP PVC Coefficient of Friction (Lower has less friction) 0 2 4 6 8 10 12 14 16 PA 6/6 PA 6 POM H ‐ C PET ‐ P PBT UHMW PTFE ABS PC PPO PSU PEI PEEK PPS PAI PI HDPE PP PVC Impact Strength (Ft. Ultra-high molecular weight polyethylene (UHMWPE) is a unique thermoplastic polymer possessing outstanding physical and mechanical performances such as good wear and corrosion resistance, low coefficient of friction, high impact strength at cryogenic temperatures, good environmental stress-cracking. – Extended Range High-Heat UHMW Sheet $ 437. It could be seen that the friction coefficient of UHMWPE under dry sliding is about 0. Impact fatigue. The material is resistant to chemical corrosion and moisture absorption, and retains key physical properties to -200°C. 1 m/s. Relative speed was manifested for SRR 1. Dec 14, 2021; Replies 8 Views 2K. 0 /5 · 0 reviews ·TapeCase UHMW Polyolefin Film Tape 2302-10, is a natural colored 11. UHMWPE liners. Antistatic Low-Friction UHMW Tape. 25 and 0. 2 0. 0 m/s, contact. Its UPMW-PE (ultra-high molecular weight polyethylene) thermoplastic backing enables its low-friction and resistance to chemicals, abrasion, and vibration in demanding situations. The coefficient of static friction is generally greater than the coefficient of kinetic friction. 10b). 15-. The mean coefficient of friction of the UHMWPE-on-PEEK and UHMWPE-on-cobalt chrome bearing couples with respect to increasing protein concentration is shown in Fig. 17 - . Request your quote. 19: 0. DuraSurf™ STS is an ideal solution for many applications in the package handling industry: chute linings, slider beds, slides, spirals and numerous other areas where packages can get lodged or damaged. The coefficient of friction of UHMWPE along an entire walking cycle using a ball-on-disc tribometer under arthrokinematics and loading conditions prescribed by ISO 14243-3:2014. The mean coefficient of friction of the UHMWPE-on-PEEK and UHMWPE-on-cobalt chrome bearing couples with respect to increasing protein concentration is shown in Fig. More economical that PTFE tapes. Virgin UHMW sheets have very low moisture-absorbing characteristics. Low friction. 4. A subset of the thermoplastic polyethylene, UHMW (aka UHMWPE) is characterized as one of the miracle polymers of the 20th century. 38, 0. Product Information. 0. In material handling, the use of UHMW-PE sprockets and bearing surfaces. Higher wear resistant then Delrin and about the same coefficient of friction as Teflon. 06 . 50. Coefficient of Friction (Dry vs Steel) Static: PTM 55007: 0. Friction coefficient versus friction time curves of the UHMWPE/HDPE and the nanocomposites with untreated CNF. The variation of friction coeffi-cient and wear loss with test time for UHMWPE compo-sites under dry sliding and water sliding is shown in Figure 2. COEFFICIENT of FRICTION (DRY) against self - static: 40 psi : 0. McKellop et al. 16 :Polymer; Thermoplastic; Polyethylene (PE); High Density (HDPE); UHMW PE (Ultra High Molecular Weight PE) Material Notes: This property data is a summary of similar materials in the MatWeb database for the category "High Density Polyethylene (HDPE), Ultra High Molecular Weight". 8 g. The tension of transmission chain is calculated by dividing the transmitted power (indicated as kW or horsepower) by the chain speed and multiplying. Ultra High Molecular Weight Polyethylene (UHMWPE) and High-Density Polyethylene (HDPE) are both extremely tough plastics with high abrasion and wear resistance. 46 with increasing depth, but the static friction coefficient increases only from ∼0. The curves of the composite motion and the swing friction coefficient have the characteristics of going up first and dropping after and finally stabilizing. 56-Rubber (60 A Belt) Urethane 50 . UHMW Grades – Several grades of UHMW are available, including enhanced bearing and wear, and FDA compliant. The microstructural analysis on the laser microtextured CoCr alloy revealed a grain refinement of secondary phases with absence of typical carbides resulting in an increased nanohardness. Ff = μ N (1) where. 21-Bronze Sintered : Steel-. 2302 uhmw tape low coefficient of friction, Saint-Gobain CHR 2302 UHMW Tape Properties, polyolefin film coated with acrylic adhesive UHMW Tape, uhmw tape for chutes and conveyors, uhmw tape for guide rails to reduce. ATIVAR® UHMW-PE sets the standard for engineered polymers with a unique combination of wear and corrosion resistance, low friction surface and impact strength. This is a rough guide - as others have mentioned, it will vary a lot depending on the specific filament, geometry, etc. 05: Cadmium. 40. Sort plastic materials: Click the down or up arrows or column headings to sort plastic materials or material properties. UHMWPE is a part of the family of polyethylene thermoplastics. In addition, it is abrasion, impact, and corrosion resistant and is self-lubricating. from publication: Friction, lubrication, and polymer. 189, 0. This enhanced coefficient of friction leads to better wear life of mating surface. 12: against steel - static: 40 psi : 0. Lowest Friction Available. UHMWPE. UHMW, also known as high molecular weight polyethylene (UHMWPE) is a high performance plastic. 03-0. Some nylons can be a real bitch to machine and Nylatron can be a little brittle so be careful not to machine too aggressively in the wrong spots. Concrete (Dry) Rubber. UHMW. 1. The superior sliding performance of TIVARResulting values of COF (coefficient of friction) for UHMWPE vs. Variation of coefficient of friction with surface roughness under (a) dry and (b) lubricated conditions. UHMW is available in sheet, rods, tubular bars, tape, wear strips, angles and profiles. PTFE can only handle about 1/5th the load of UHMW. UHMW, also known as UHMW-PE (Ultra High Molecular Weight Polyethylene), is a semi-crystalline thermoplastic material, with a continuous use temperature range of up to 180° F (82° C). This self-lubricating polymer has excellent chemical resistance and a broad temperature. Polystone® M UHMW is a tough, wear resistant plastic that combines an incredibly low coefficient of friction with outstanding impact strength. ofGAR-DUR®UHMW isclearlydemonstrated bymeasuringitslossof volume against other materials. The property that larger contact pressure is associated with lower friction coefficient was also shown from the in. TIVAR® 88 has a lower coefficient. Self-lubricating and very low coefficient of friction;With the UHMWPE roughness of 0. Full Sheet: 48"x120" (. Results from tests showed that the yarn–yarn coefficient of static friction (CSF) has been improved from 0. 8 1 PA 6/6 PA ‐ 6 POM H. This is important when it’s used as a guide or wear ring or in a sealing application where the stick-slip. UHMW formulations include static reduction, lower friction, higher compressive strength, increased hardness, and temperature resistance to 280 o F. Features. The friction coefficient value changes not only with material but also with the position and. 4 0. 1445 respectively where as the minimum coefficients of friction for UHMWPE-1 and UHMWPE-2 are 0. 25 . Applied normal loads were 203 N; *applied normal load was 122 N. 5 – 0. UHMW formulations include static reduction, lower friction, higher compressive strength, increased hardness, and temperature resistance to 280 o F. Polystone M (UHMW-PE) is in compliance with FDA regulations as listed in the Federal Register under the Food, Drug and Cosmetic Act of 1958, as amendedIME UHMW made from recycled material has many other resins in it, with a higher coefficient of friction, just depends on how much mystery plastic that is in it. The variation of friction coefficient and wear loss with test time for UHMWPE composites under dry sliding and water sliding is shown in Figure 2. UHMW PE is processed by compression molding or ram extrusion into sheets, plates or rods. 11, and it has good self-lubrication. 0 wt%, UHMWPE/PMF-6. UHMW and Delrin are both thermoplastic materials with high strength and low friction properties. High-Bond Low-Friction UHMW Tape. Select options; Tivar® H. 11, and it has good self-lubrication. PTFE can only handle about 1/5th the load of UHMW. 10 - 0. 35 TYPICAL PROPERTIES OF ACETAL Values may vary according to brand name. 03. 9% lower than that of TPU with 60 A. However, UHMW will be the preferred material where greater resistance to impacts is desired. Therefore, the friction coefficient of porous UHMWPE was about 0. Extremely low moisture absorption. 75. It is commonly employed in scenarios where its exceptional wear resistance and minimal coefficient of. g. Although, reliable sources (mentioned at the reference section) has been used for compiling the above COF table but still the values shown are approximate only. 15 for UHMW. UHMW-PE based products offer a host of exceptional attributes that include high abrasion resistance, low coefficient of friction and one of the highest impact strength ratings of any thermoplastic. 200,. TIVAR® HPV UHMW-PE stock shapes encompass a range of standard sizes in the following geometries: Rod, Extruded Profile, Plate. UHMW’s host of exceptional attributes such as high abrasion resistance, low coefficient of friction and unparalleled impact resistance, even in cryogenic environments, make it a favorite. Moderate temperature range (-40°F - 225°F) Adhesive back makes it easy to apply. It has extremely long chains resulting in a very tough material, with high impact strength. 0: in/in/°F x 10-5: Melting Point (Crystaline Peak) 279-289 °F: Volume Resistivity >10 15: ohm-cm: Surface Resistivity >10 15: ohm-cm: Water. The exceptional hardness and slick. FMorin (Mechanical) (OP) 12 Feb 05 13:57. Thickness ranges from . A vaclue of 100 was designated for the amount of volumetric abrasion. 14.