Thermal Management for High-Speed Tires

Pneumatic tire design that balances uneven wear resistance with improved heat build-up resistance. The tire has circumferential main grooves forming shoulder and center land portions. The center land has narrow shallow grooves extending through it. The depth of these center grooves is in a range 0.025 to 0.150 of the main groove depth. This provides cooling to reduce heat build-up while maintaining rigidity to prevent uneven wear from vehicle sway.

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Centralized cooling system for vehicles like trucks, trains, etc. that actively cools brakes, wheels, tires, and bearings to prevent damage and extend component life. The system uses a central control module that monitors factors like braking force, vehicle speed, terrain, and air flow to optimize cooling times and intensities. It also has sensors to detect temperatures and interconnects with the vehicle's TPMS system to monitor tire temps. The module controls brushless fans with IP69 protection and current control. The system can operate with the vehicle off to dissipate heat. It provides an integrated, adaptive, and proactive cooling solution for vehicles compared to passive systems.

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A wheel hub with an integrated cooling system to dissipate heat generated by the wheel hub and tires during braking and driving. The hub has a heat dissipation column connected to a thermal conductive sheet on the outer wall of the bead seat. Coolant flows through pipes inside the hub body to cool the wheel hub. A clip fixes the thermal conductive sheet and column to the hub for closer contact. Multiple columns spread heat over a larger area for better dissipation. The hub body also has water inlets and outlets for filling and draining the coolant.

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A non-inflatable safety wheel with improved heat dissipation to prevent excessive local temperatures during operation. The wheel has a coal wheel body with ribbed ventilation ducts and auxiliary heat dissipation holes on the side. The ribbed ducts increase convection heat transfer area, while the auxiliary holes provide additional pathways for internal heat escape. This optimized heat dissipation structure improves the thermal state and heat capacity of the non-inflatable wheel, preventing overheating and extending service life.

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Rubber composition for vulcanized products like tires that has improved thermal conductivity compared to conventional rubber compounds. The composition contains a high thermal conductivity carbon-based filler like graphene, along with reinforcing filler like carbon black. The graphene filler improves heat conduction while the carbon black provides reinforcement. The composition also has optimized amounts of vulcanizing agents, halogen-containing rubber, vulcanizing activators, and plasticizers.

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A tire with improved heat dissipation to prevent premature wear and punctures at high speeds. The tire has embedded copper wires in grooves on the outer surface. The copper wires conduct heat away from the tire. The tire also has an internal structure with layers like an airtight layer, isolation layer, cord layer, steel belt layer, and covering layer stacked from inside to outside.

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Solid tires with improved heat dissipation and longer lifespan through the use of specific rubber compounds and fillers. The tire has a liner and tread made by combining natural rubber, fluororubber, fillers like aluminum nitride, epoxy resin, glass fiber, and ellagic acid, vulcanizing agent, and accelerator. The fillers improve heat conduction, allowing the tire to quickly dissipate heat generated during high load applications. This prevents excessive tire temperatures that degrade the rubber over time.

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Replacing the traditional fiber cords in tire carcasses with a composite material made of a graphene layer sandwiched between two thin resin layers. The composite improves heat dissipation compared to the original fiber cords while maintaining the tire's strength and flexibility. The composite has specific thickness constraints for the resin layers and graphene layer to balance heat conduction, impact protection, and weight reduction. The composite structure is integrated into the tire carcass to improve heat dissipation and reduce heating issues compared to conventional tires.

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A built-in tire radiator structure to dissipate internal tire heat and improve tire lifespan. The radiator is integrated into the tire during manufacturing using liquid rubber. It transfers the internal tire heat to the outside through high thermal conductivity materials like metals, polymers, or carbon fibers. This reduces the internal tire temperature and extends tire life. The radiator also provides benefits like increased rigidity, load capacity, protection for the sidewall, and expanded material options.

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Heat sink for tires that dissipates heat from the shoulder area while also protecting the shoulder and sidewall from impact. The heat sink is a plate with a first surface attached to the tire shoulder and a second surface with heat dissipation features. It fits into a recess in the shoulder. The plate has a protrusion on one side that mates with a concave portion on an adjacent heat sink to connect them. This allows multiple heat sinks to be chained together in the tire shoulder.

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Heavy-duty solid tire with efficient heat dissipation to prevent overheating and damage. The tire has removable heat-conducting plates in the rim areas and sidewall that can be inserted into slots in the tire body. When mounted, the plates are fixed in place to create a heat path from inside the tire to the outside. The plates allow heat to be transferred out of the tire body and prevent overheating.

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Solid tire with rapid heat dissipation to prevent excessive tire temperature buildup during high-load, high-speed applications. The tire has embedded heat dissipation assemblies made of metal sheets and wires that extend from the sides to the center and connect to the wheel hub. These heat dissipation features allow fast heat transfer out of the tire to prevent overheating and degradation. The metal components flush with the tire sides and center to facilitate heat transfer.

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Automobile wheel hub with enhanced heat dissipation to prevent tire overheating and pressure buildup during high speed driving. The wheel hub has a curved pipe with cooling liquid inside connected to the hub. Heat-absorbing blocks inside the pipe transfer heat to a heat-conducting rod that goes through the hub. A heat sink attaches to the other end of the rod. This design allows the hub to exchange heat with the tire gas through the curved pipe and distribute it to the hub and heat sink for dissipation.

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Heat exchange tire with internal phase change material to reduce tire temperatures during operation and prevent damage. The tire has a cavity filled with a phase change material that absorbs heat during phase transitions. This internal heat sinking helps maintain tire temperatures within normal ranges during driving.

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Heat dissipating tire with improved heat dissipation and weight reduction compared to conventional tires. The tire uses a composite carcass made of resin layers sandwiched between graphene layers instead of traditional rubber cord layers. The graphene layers enhance thermal conductivity for better heat dissipation. The resin layers provide structure and shock absorption. The composite carcass replaces the traditional rubber cord carcass in the tire.

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Tire design with fins to improve heat dissipation and durability. The fins are integrated into the tire construction between the belt and reinforcing belt. They are conductive plates with fins that dissipate heat from the tire. Some fins extend into the tire tread grooves to enhance heat dissipation. This provides additional heat dissipation beyond just the sidewall or shoulder. The fins are made of a metal like copper to conduct heat away from the tire. Exposed portions of the fins may have protrusions or dimples for further heat dissipation.

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Solid tire design with improved heat dissipation to prevent overheating and extend tire life. The tire has a heat sink inside the carcass and a shunt device on the wheel hub. These metal components form a closed channel through the rim. A heat dissipating medium, like wax or water, circulates through this channel to rapidly remove heat from the tire. The shunt device also has heat dissipation features on its axial side to further disperse heat. This allows the tire to maintain high load capacity while addressing heat generation issues.

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Tire design to prevent bead separation and improve durability by dissipating heat generated in the bead area. The tire has a heat transfer member between the bead and inner sidewall to conduct heat away from the bead. This prevents cracking and growth that can cause bead separation. A second heat transfer member between the first one and sidewall helps. The heat transfer members are made of rubber with progressively softer hardnesses.

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A high-heat-transfer tire sidewall rubber composition for semi-steel radial tires that improves heat dissipation and extends tire life. It uses thermal cracking high heat transfer carbon black to partially replace conventional carbon black. This carbon black has high iodine absorption (≥90 g/kg) and specific surface area (≥80 m2/kg) to enhance heat conduction. By leveraging the intrinsic heat transfer properties of this carbon black, it improves sidewall heat dissipation without degrading rubber properties. This accelerates heat dissipation, shortens thermal aging, and prolongs tire life.

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Rubber composition for shoulder wedges and tires that reduces heat buildup in the tire shoulder area to prevent premature aging and failure. The composition contains natural rubber, carbon black, ultra-light porous silicon, aromatic oil, antioxidant, zinc oxide, stearic acid, accelerator, and sulfur. The ultra-light porous silicon increases thermal conductivity to dissipate heat better. The composition avoids tackifying resins and other heat-generating additives.

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Tire with improved heat dissipation and durability in the sidewall area. The tire has multiple stepped heat dissipation units along the sidewall circumference. This allows better heat dissipation compared to a single cooling fin. The stepped design also reinforces the sidewall in areas of concentrated stress during flexing to prevent deformation. This minimizes sidewall heat buildup and fatigue.

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Ultra-high-thermal-conductivity all-steel radial giant tire tread rubber material to improve tire performance and prevent abnormal damage. The rubber formulation contains aluminum oxide as a heat-conducting agent in addition to conventional ingredients like natural rubber, carbon black, zinc oxide, stearic acid, microcrystalline wax, anti-aging agent, softener, aromatic oil, sulfur, accelerator, and scorch retarder. The aluminum oxide increases thermal conductivity without significantly impacting other properties.

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Solid tire with improved heat dissipation for heavy load applications. The tire has a heat sink on the carcass and a shunt device on the wheel hub. A closed channel is formed between them through the wheel rim. This channel can be filled with a heat-dissipating medium like wax or water. The medium circulates through the channel to rapidly dissipate heat from the tire carcass. The shunt device has an injection port, extension groove, and hole to facilitate filling and drainage of the medium.

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Tire rim with heat dissipation features to prevent tire overheating and explosion. The rim has a heat absorption layer on the outer surface, functional grooves with energy storage tanks on the inner wall, and channels connecting the channels. The heat absorption layer absorbs tire heat. The functional grooves with energy storage tanks store and conduct heat. The channels allow airflow to cool the rim.

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Solid industrial and mining tire with improved heat dissipation and damage resistance compared to conventional solid tires. The tire has a unique internal structure with elastic thermally conductive rubber elements, heat pipes, and a continuous reinforcing spiral. The elastic elements provide cushioning and reduce heat generation. The heat pipes increase heat dissipation area. The reinforcing spiral helps prevent damage to the elastic elements.

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High heat dissipating semisteel car tire with improved heat dissipation, durability, and wear resistance compared to conventional semisteel tires. The tire has multiple features for heat dissipation: a matrix bottom with heat dissipating layers, child hat belted layers with heat dissipating layers, and sidewall heat dissipating grooves. These layers contain materials like silicon rubber and heat conducting gels that absorb and conduct heat. Reinforcing strips and blocks prevent wear and tear while allowing heat transfer. The tire also has features like tread grooves, pattern blocks, and restrained belt layers that improve performance and durability.

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Vehicle wheel design to protect the fiber-reinforced composite wheel rim and/or disc against excessive thermal loads during braking. The wheel has a thermal function structure on the brake-facing side that is more thermally conductive than the composite support structure. This absorbs and distributes braking heat to less loaded areas where it can be radiated to the environment more efficiently. The structure is designed to exploit the properties of a real black radiator, where heat radiation is almost completely absorbed and then redistributed to dissipate more efficiently. This prevents the composite from overheating due to braking.

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Coating for tires with high thermal conductivity to improve heat aging resistance without modifying the tire compound. The coating has a low viscosity (0.5-10000 cP) and low elastic modulus (≤8 MPa) to allow easy application and adhesion to the tire surface. The coating has a thermal conductivity >0.2 W/mK to prevent localized heating during tire use.

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Radial tire shoulder rubber composition that reduces heat generation and improves durability compared to conventional tire shoulder rubber. The composition contains specific amounts of natural rubber, butadiene rubber, zinc oxide, stearic acid, graphite, carbon black, white carbon black, silane coupling agent, pretreated aramid short fiber, tackifying resin, adhesive, antioxidant, sulfur, accelerator, antiscorching agent, anti-aging agent, microcrystalline wax, and anti-reversion agent. The composition aims to reduce heat buildup in tire shoulders, prevent cavity formation, and improve tear resistance and wear resistance compared to conventional tire shoulder rubber.

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Heat dissipating polyurethane tire with improved carcass life by internal heat transfer and structural support. The tire has heat dissipation holes in the carcass, a heat transfer tube in each hole, and a support ring around the holes. The heat transfer tubes radiate heat out of the tire as it rotates. The support ring stabilizes the tubes and prevents carcass deformation. A reinforcement ring surrounds the support ring and connects to it with reinforcing ribs. This provides additional carcass strength. The support ring and reinforcement ring contact the heat conducting sheet to transfer heat to the tubes, further reducing carcass temperature.

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Tire with integrated cooling system to dissipate heat generated during driving. The tire has a power generation unit embedded in the tread, a wiring to connect it to a heat exchange unit in the sidewall, and an anisotropic conductive ball dispersed in the adhesive between them. The power generation unit generates heat, which is conducted through the wiring and ball to the sidewall heat exchange unit. This allows direct cooling of the tread and sidewall areas that generate the most heat during driving.

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Solid heat dissipation tire with coated surface paint layer to improve heat dissipation for solid tires that can't realize high-speed running due to poor heat dispersion. The tire has carbon fiber yarns penetrating through the elastic filling and winding around the cavity. The surface is coated with a stack of paint layers: aluminum powder, graphene heat-conducting, and fluorocarbon. The aluminum powder layer dissipates heat, graphene conducts it, and fluorocarbon protects. Inside, the tire has sunken louvres to further aid heat dissipation.

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A system for cooling the inner surface of pneumatic tires to prevent heat buildup that can degrade tire performance and durability. The cooling system involves attaching a heat exchanger to the inside of the tire near the rim. Coolant flows through the exchanger to absorb heat from the tire as it flexes. External pumps can rotate with the wheel to circulate the coolant. This removes internal tire heat and prevents softening of the rubber.

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A composite rubber material for tires with improved properties like durability, thermal conductivity, and oil resistance. The composite contains graphene oxide (GO) modified with silane coupling agent. The GO is dispersed in the rubber matrix to form a graphene-reinforced composite. The silane modification helps the GO disperse better in the rubber and improves the composite properties compared to unmodified GO. The modified GO also has better compatibility with the rubber compared to unmodified GO due to the silane groups. The resulting graphene-reinforced rubber composite has enhanced mechanical, thermal, and oil resistance properties for tire applications.

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Tire design to improve durability by reducing heat buildup without degrading rolling resistance. The tire has a thermally conductive member inside the sidewall and bead area made of a fiber material with higher conductivity than rubber. This member is corrugated to provide a path for heat transfer from the inside of the tire to the outer surface. By conducting heat outward, it prevents excessive temperature rise in the sidewall and bead regions where deformation and heat generation are highest. This improves durability without adding fine particles or laminates that can deteriorate tire properties.

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High heat dissipation polyurethane solid tire for wheeled vehicles like integrated welded vehicles. The tire has a carcass with left and right sections containing evenly distributed heat dissipation blind holes. These holes connect to a central heat dissipation groove between the left and right sections. This design allows heat generated during wheel operation to flow out of the tire through the blind holes and groove, reducing internal temperature and improving tire durability in high heat applications.

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High life solid tires with extended service life compared to conventional solid tires. The tires are made by using a specific rubber compound containing lanthanide rare earth anti-aging agents, aramid fibers, and silica filler. The lanthanide anti-aging agents replace traditional ones to delay rubber aging. The aramid fibers act as conductive channels to dissipate heat in the tire carcass. The silica filler improves tire durability. The compound is vulcanized to make the solid tires.

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Low-heat generation solid tires with improved temperature resistance during driving. The tires have specific rubber compositions for the tire tread and inner liner that reduce heat generation compared to conventional solid tires. The tread rubber contains white carbon black along with regular carbon black, which reduces heat buildup during friction. The inner liner rubber contains aramid fibers and silica filler, which improves thermal conductivity and dissipation of heat generated inside the tire carcass.

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Pneumatic tire with improved durability and handling stability. The tire has an outer apex made from a rubber composition with a high thermal conductivity of 0.60 W/m·K or higher. This compensates for the decreased heat transfer efficiency from the mold due to the thicker outer apex. The high thermal conductivity rubber helps optimize adhesion of the carcass during vulcanization by allowing better heat conduction from the mold. This prevents overcure of the surface and improves durability. The outer apex rubber composition can contain fillers like pitch-based carbon fiber and graphite to achieve the high thermal conductivity.

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Tire design with improved heat dissipation to prevent premature aging, blowouts, and tire pressure issues. The tire has additional heat dissipation plates and a cross plate sandwiched between the carcass and hub. Coolant is filled in the space formed by these plates and the hub. A heat conductor extends into the cavity. This allows the hub to draw heat into the cavity and the coolant to dissipate it.

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A new type of wheel design that improves heat dissipation and ride comfort. The wheel has a unique configuration with features like fins, cavities, heat sinks, and elastic balls. The rim has a connection to the spoke. The tire has cavities with fins inside. The rim has a first heat sink made of aluminum. The heat sinks are connected. This configuration allows better heat dissipation through the fins and cavities, and the aluminum heat sinks. The elastic balls on the rim provide better shock absorption for ride comfort. The aluminum heat sinks also help dissipate heat from the brakes.

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A graphene antistatic cooling tire with integrated thermal conductors in the sidewalls to dissipate heat and prevent overpressurization. The sidewalls have graphene heat-absorbing sections on the inner and outer surfaces connected by a graphene conductor passing through the wall. This creates an integrated structure that allows heat to flow between the inner and outer surfaces of the sidewall. The graphene heat-dissipating layer on the inner and outer walls further enhances cooling. This prevents pressure buildup due to heat absorption by the tire when driving on hot roads.

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Heat dissipating hub and wheel for vehicles to rapidly dissipate heat generated by the tires during driving. The hub has a heat dissipating layer with multiple holes and through slots. The spokes have additional holes. This allows air to flow through the hub and spokes to quickly carry away tire heat. The wheel has a similar heat dissipating rim with holes and spokes. This design improves cooling and prevents excessive tire heat buildup.

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Heat pipe cooling system for automotive wheel hubs that improves heat dissipation to prevent tire damage and tire pressure issues. The system uses a heat pipe connected between the wheel spokes and fins to transfer heat from the hub to the outer fin array. This allows faster cooling compared to air convection. The fins can be mounted on the wheel rim and connected to a heat sink with a fan for further cooling. The hub also has sensors to monitor tire pressure and a spray cooling system. The stepped rim design with cooling channels further improves heat transfer.

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Pneumatic tire with improved heat dissipation to prevent premature wear and separation. A heat transfer layer is added between the belt and tread rubber. This layer has higher heat transfer rate than the tread rubber. Some of the layer is exposed to the tread surface. The exposed area is smaller than the area contacting the belt. This concentrates heat generation from the belt in a narrow area and exposes it to the tread surface for dissipation. The exposed layer can be a band or spots. The layer can also contact studs.

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A tire design that allows internally generated heat to be conducted and dissipated from the tire surface instead of just radiating internally. The tire contains a heat conductive path made of specific tire components like tread, sidewall, or bead. These components have heat conductive rubber compounds with dispersed particles like graphite, carbon nanotubes, or boron nitride. The conductive path extends from the inner tire to the outer surface, where heat can be dissipated to the environment. This prevents hot spots and improves tire durability by reducing internal temperature.

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Pneumatic tire design to improve high-speed stability and durability by internally transferring heat generated in the belt area during high-speed driving. The tire has a heat transfer member connecting the belt to the inside of the tire. The heat transfer member, made of a metal with high thermal conductivity, allows heat from the belt to diffuse into the tire cavity. This prevents excessive temperature buildup in the belt area that can weaken adhesion and cause peeling. By internally dissipating the belt heat, it improves durability and stability at high speeds.

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A tire design with integrated thermal management to improve durability and reduce heat buildup. The tire has a heat radiating layer between the carcass and tread. This radiating layer has thermal vias connecting it on both sides. These vias allow heat to flow between the two sides of the tire, facilitating dissipation. This helps prevent excessive heat buildup during driving that can degrade tire performance and shorten life. The vias also allow heat to be extracted from the inner tire portion to prevent overheating of the carcass.

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Heat transfer pathway in tires to reduce internal heat buildup. The pathway is created using heat conductive tire components like tread base, sidewall, chafer, etc. These components contain a rubber composition with acetylene carbon black. The components are joined together to allow heat transfer between them. This pathway conducts internally generated heat from components like tread base outward to the tire sidewall surface for dissipation. It avoids using thin strips for heat transfer. The acetylene carbon black in the components improves conductivity.

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Side-reinforced run-flat tire with improved emergency running life by optimizing the thermal conductivity of the sidewall rubber. The sidewall rubber composition contains both fibrous fillers and particulate fillers to achieve a specific range of thermal conductivity in the tire width direction (0.35 to 3.0 W/mK) and a ratio of width to circumferential conductivity (1.1 to 3.0). This allows efficient heat dissipation from the sidewalls during run-flat operation, preventing excessive temperatures and damage to the side reinforcement.

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