Txheeb xyuas cov kev pab cuam lub neej ntawm cov hnav-resistant roj hmab ntsaws ruaj ruaj

Hauv kev txhim kho ntawm kev hnav-resistantRoj Hmab Ntsaws Ruaj, kev ua txhaum kev ua tau zoo yog ib qho ntawm ntau yam uas txiav txim siab lub neej. Hauv kev xyaum, cov khoom tsis ua hauj lwm feem ntau yog cov nyhuv ntawm tes ua haujlwm ntawm ntau qhov ntsuas tau ua tiav. Los ntawm kev pom ntawm cov ntaub ntawv science thiab engineering, cov txheej txheem 9 core kev ua haujlwm ntawm hnav cov roj hmab ntsaws ruaj ruaj yog cov txheej txheem piav qhia:

Dynamic lim dej muaj zog

1. Kev teeb tsa

- Kev ua haujlwm tsis zoo: Lub siab compression teeb ua rau kev ploj ntawm resilience ntawm lub foob, thiab txo qis ntawm kev hnav khaub ncaws

- Cov ntaub ntawv tseem ceeb: ASTM D395 Txoj Kev B (70 Degree × 22H 22H) yuav tsum tau 25%

- Txhim kho:

Lub Peroxide Vulcanization System (xws li bis -2}}}}}}}}}}}}

Qhov kev sib ntxiv ntawm {0. {{5-1}} -2 {2}}}) interhing hla kev sib txuas network so

2. Flex Backing

- Cov ntaub ntawv raug: Raws li cov kev tshaj tawm tsis sib xws ntawm cov maj mam muab cov hlua hluav taws xob nce mus txog {1, {{4} lub sij hawm

-Solution:

Cov Lus Qhia Txog ntawm 10-15 phib kua roj hmab (lir -310}}) raws li lub tshuab yas) tuaj yeem nce cov kev hais tawm tawg los ntawm 220%

Cov Nanotubes (CNTs) tau siv los thaiv txoj kev kev tshaj tawm ntawm cov kab sib tw

Thermal Khoom

1. Cua sov tsim

- Cov teebmeem kev ua kom tuag: Thaum ntsuas kub ntawm lub log tsheb tsuj taw nce los ntawm Δ> degree, lub tsev kho mob pib ua rau tsis txaus siab

- Thermal Kev Tswj Tshuab Hluav Taws Xob:

30 Ya-Boron Nitride (H-Bn) tau ntxiv los ua ib qho anisotropic thermal channel

Ib lub micro kub yeeb (0. 3 hli inch) yog cog hauv lub tsuj hluav taws xob, thiab cov thermal conductivity tau nce los ntawm 5 zaug

2. Cov kev hloov pauv kub (TG)

- Qhov tshwm sim tseem ceeb: Thaum TG yog ze rau qhov kev pabcuam kub, cov khoom poob ua kom poob Tannδ nce siab heev, nrawm nrawm ua haujlwm tsis ua haujlwm

- Cov Ntaub Ntawv Ua Kom Zoo: Polar track khau compound tg hloov kho los ntawm {1}} degree, thiab tsawg-kub ua ntej nce li ntawm 72% rau 98%

Interfacial Adhesion

1. Roj hmab-rau-hlau kev sib hlub

- Hom tsis ua hauj lwm: Debonding ntawm cov hlau qaum teb xaim xaim xaim hluav taws xob hlau ua rau muaj lub cev muaj zog ua rau lub cev muaj zog, txo lub neej los ntawm 60%

- Txhim Kho Tshuab Lawm:

Qhov saum npoo ntawm cov hlau xaim yog laser texturized (sa =12 μm), thiab thaj chaw tshwj xeeb tau nce los ntawm 8 zaug

Cov roj hmab compound tau ntxiv nrog 3% kev sib txuas lus coupling tus neeg sawv cev rau cov neeg sawv cev ntawm 8knon / m rau 14kn / m

2. Interlayer adhesion (ply adhesion)

- Kev Lag Luam-Txuj Ci: Adhesive Rau Canvas> 6Kn / M (ISO 252)

- Cov txheej txheem tshiab:

Lub saum npoo ntawm cov ntaub qhwv tau ua ntej nrog ntshav, thiab lub zog saum npoo tau nce los ntawm 38 mn / m txog 72 mn / m

Lub zog interfacial muaj zog yog nce los ntawm 45% los ntawm kev siv reassating drinifying rasin spin sp {1}}

Media Kuj

1. Roj Swed

- Swelling Hazard: 80% drop in sealing pressure of hydraulic seals at ASTM Oil #3中体积膨胀> 15%

- Khoom tawg:

Kev loj hlob ntawm Tetra propylene fluoroelasomer (TP -2) nrog o tus nqi ntawm<3% for methanol-resistant gasoline (12% for conventional FKM)

Siv cov roj hmab graphene / nitrile roj hmab nanocomposites, tus nqi o tau txo rau 1/4 ntawm cov kev ua yeeb yam

2. Tshuaj Tiv Thaiv Tsis Tau

- Cov xwm txheej hnyav: twj tso kua mis thiab cov ntsaws ruaj ruaj rau chloralkali yuav tsum tau withstand 40% naoh + clj mixed media

-Solution:

Cov Matrix yog perfluoroelastomer (FFKM) nrog zirconia Nanofiller

Qhov saum npoo yog txau nrog ib 50μm tuab polyparaxylene txheej, thiab cov xeb corrosion yog<0.01mm/year

Chaw sib cav saum npoo

1. Kev txhuam sib txhuam cov coefficient ruaj khov

- Cov kev tsis sib haum xeeb: Dynamic coefficient ntawm kev sib txhuam kev hloov kho ntawm <10% (ISO 15113)

- Engine Engineering:

Laser engraving ntawm micro-lub qhov dos (80 μm inch, 20 μm tob) los tsim ib hydrodynamic lubrication lubrication zaj duab puab

Tshuaj Tsuag Pob Zeb Diamond-zoo li (DLC) txheej nrog cov coefficient ntawm kev sib txhuam tau txo los ntawm {1} {3}}. 15

2. Abrasive Embedding rhiab

- Kev ua haujlwm tsis zoo: Quartz xuab zeb hais tawm ntawm cov npoo ntawm cov mining conveyor siv, uas ua rau peb-lub cev hnav

- Anti-Embedding Tsim:

Hardness gradient qauv (ntug dej A85 nyob rau saum npoo → A70 nyob rau sab hauv)

Ntxiv 5PROn li carlicon carride whiskers kom txo cov npoo khawb ntawm 65%

Ib puag ncig compatibility

1. Ozone Kuj

- Kuaj xyuas sai sai: Lub sijhawm tawg nrawm ntawm> 500h ntawm 100 ppm dynamic ozone concentration (Astm D1149)

- Kev tiv thaiv system:

EPDM roj hmab cov roj hmab hauv Ndbc (1.5phr) + 6 ppd (1phr) composite antioxidant

Cov saum npoo yog coated nrog 0. 1mm tuab fluoroelomastomer txheej, thiab ozone permeability yog txo los ntawm 90%

2. UV Kuj

- Quantitative standard: the tensile strength retention rate of QUV after 3000h aging needs to be >80%

- Cov kev daws tshiab:

Ntxiv 2% NANO Rutile ti₂ (particle loj 20nm), UV Tiv Thaiv Tus Nqi> 99%

Polyolinin Elastomer (PoE) Matrix nrog Xim txawv ΔE<2.0

Dynamic Cov Khoom Siv

1. Kev Cia Khoom Modulus

- Energy dissipation: High storage modulus (E'>10MPA) ua rau muaj kev nce qib ntxiv hauv kev hloov pauv hloov mus thiab ua kom nrawm nrawm nrawm

- Damping optimization:

Insulating iav hlaws dai (2 {0 vol%) tau qhia, thiab ua kom ploj}}. 25 rau 0.38

Supramolecular dynamic hla kev sib txuas network txo ntau dua qhov tsis sib xws los ntawm 70%

2. Hysteresis poob

- Thermodynamic lub voj voog: Rau txhua 10% txo qis hauv Rolling tsis kam, ntau tiam yog txo los ntawm 20%

- Tsawg Hysteresis Tshuab:

Silicone / Steakan Coupling Tus Neeg Sawv Cev (BET 160M² / G) hloov cov roj carbon dub dub

Cov molecular hnyav faib ntawm lub hnub qub-yaj yeej styrene-butadiene roj hmab (SSBR) yog<1.2

Microstructural nta

1. Muab kev sib cais

- Cov cim tseem ceeb: carbon Dub agregate ntau <200 nm, dispersion DS> 90% (DEM Txujci)

- Kev Txawj Ntse dispersion:

Tandem Ntau-theem sib xyaw ua ke (thawj zaug kub 70 degree → kev sib xyaw ua ke kawg 130 degree)

Ntxiv 0. 3 phy hyperbranched polymer dispersant (hyperdispersant 9500)

2. Crosslink homogeneity

- Tus Qauv Tshaj Tawm: CV tus nqi ntawm tus ntoo khaub lig txuas ntxiv yuav tsum yog<15% by the swelling method

- Vulcanization optimization:

Kev tswj kev tso tawm vulcanizing tus neeg sawv cev (vulcuren ka 9188)

Microwave preheating (2450MHz) ua tiav qhov kub thiab txias ua ke ± 1.5 degree