Natural adhesives feem ntau siv cov nplaum hauv peb lub neej. Raws li cov peev txheej sib txawv, nws tuaj yeem muab faib ua cov kua nplaum tsiaj, kua nplaum zaub thiab kua nplaum ntxhia. Cov kua nplaum tsiaj muaj xws li cov kua nplaum ntawm daim tawv nqaij, cov kua nplaum pob txha, shellac, casein kua nplaum, albumin kua nplaum, ntses zais zis kua nplaum, thiab lwm yam.; zaub kua nplaum muaj xws li hmoov txhuv nplej siab, dextrin, rosin, pos hniav arabic, roj hmab ntuj, thiab lwm yam .; ntxhia kua nplaum muaj xws li ntxhia siv quav ciab, asphalt tos. Vim nws cov peev txheej ntau, tus nqi qis thiab tsis muaj tshuaj lom, nws yog dav siv hauv rooj tog, bookbinding, ntim thiab khoom siv tes ua.
hmoov nplej nplaum
Tom qab cov hmoov txhuv nplej siab nkag mus rau hauv lub xyoo pua 21st, qhov kev ua tau zoo ib puag ncig ntawm cov khoom yuav dhau los ua ib qho tseem ceeb ntawm cov khoom siv tshiab. Cov hmoov txhuv nplej siab yog cov tsis muaj tshuaj lom, tsis muaj mob, tsis muaj nqi, biodegradable thiab ib puag ncig tus phooj ywg zoo dua qub. Nws yog dav siv nyob rau hauv ntau yam lag luam. Tshwj xeeb tshaj yog nyob rau hauv xyoo tas los no, lub ntiaj teb no cov nplaum muaj ntau lawm technology yog tsim nyob rau hauv cov kev taw qhia ntawm lub zog txuag, tsis muaj nqi, tsis muaj nqi, siab viscosity thiab tsis hnyav.
Raws li ib yam ntawm cov khoom tiv thaiv ib puag ncig ntsuab, cov hmoov txhuv nplej siab tau nyiam cov xim zoo nkauj thiab cov xim zoo nkauj hauv kev lag luam nplaum. Raws li qhov kev thov thiab kev loj hlob ntawm cov hmoov txhuv nplej siab muaj kev txhawj xeeb, qhov kev cia siab ntawm cov hmoov txhuv nplej siab oxidized los ntawm pob kws hmoov txhuv nplej siab tau cog lus tseg, thiab kev tshawb fawb thiab kev siv yog feem ntau.
Tsis ntev los no, hmoov txhuv nplej siab raws li cov nplaum nplaum feem ntau yog siv rau hauv cov ntawv thiab cov khoom siv, xws li cov thawv ntawv thiab cov thawv ntim khoom, cov ntawv lo, lub dav hlau gluing, cov hnab ntawv nplaum, cov hnab ntawv ntau txheej, thiab lwm yam.
Muaj ntau hom hmoov txhuv nplej siab tau qhia hauv qab no:
Oxidized starch nplaum
Cov gelatinizer npaj los ntawm kev sib xyaw ntawm cov hmoov txhuv nplej siab hloov nrog cov qib qis ntawm polymerization uas muaj aldehyde pawg thiab carboxyl pawg thiab dej nyob rau hauv qhov kev txiav txim ntawm oxidant los ntawm cua sov los yog gelatinizing ntawm chav tsev kub yog ib tug loaded starch nplaum. Tom qab cov hmoov txhuv nplej siab yog oxidized, oxidized starch nrog dej solubility, wettability thiab adhesiveness yog tsim.
Tus nqi ntawm oxidant yog me me, qhov degree ntawm oxidation tsis txaus, tag nrho cov nqi ntawm cov pab pawg neeg ua haujlwm tshiab tsim los ntawm cov hmoov txhuv nplej siab txo, cov viscosity ntawm cov nplaum nce, thawj viscosity txo, fluidity tsis zoo. Nws muaj kev cuam tshuam zoo rau acidity, pob tshab thiab hydroxyl cov ntsiab lus ntawm cov nplaum.
Nrog rau lub sijhawm ntev ntawm cov tshuaj tiv thaiv, qib ntawm oxidation nce, cov ntsiab lus ntawm carboxyl pawg nce, thiab cov viscosity ntawm cov khoom txo qis, tab sis cov pob tshab tau zoo dua thiab zoo dua.
Esterified starch nplaum
Esterified starch adhesives yog non-degradable starch adhesives, uas ua rau cov hmoov txhuv nplej siab nrog cov pab pawg ua haujlwm tshiab los ntawm cov tshuaj tiv thaiv esterification ntawm pawg hydroxyl ntawm cov hmoov txhuv nplej siab thiab lwm yam tshuaj, yog li txhim kho kev ua haujlwm ntawm cov hmoov txhuv nplej siab. Vim yog ib feem ntawm kev sib txuas ntawm cov hmoov txhuv nplej siab esterified, yog li Cov viscosity tau nce, qhov ruaj khov ruaj khov zoo dua, cov khoom pov thawj noo noo thiab tiv thaiv kab mob zoo tuaj, thiab cov nplaum nplaum tuaj yeem tiv taus siab thiab qis thiab lwm yam kev ua haujlwm.
Grafted starch nplaum
Grafting ntawm starch yog siv lub cev thiab tshuaj txoj kev los ua cov hmoov txhuv nplej siab molecular saw tsim dawb radicals, thiab thaum ntsib polymer monomers, ib tug saw cov tshuaj tiv thaiv yog tsim. Ib sab saw muaj li ntawm polymer monomers yog tsim los ntawm cov hmoov txhuv nplej siab.
Ua kom zoo dua ntawm cov yam ntxwv uas ob qho tib si polyethylene thiab starch molecules muaj cov pab pawg hydroxyl, hydrogen bonds tuaj yeem tsim ntawm polyvinyl cawv thiab starch molecules, uas ua lub luag haujlwm ntawm "grafting" ntawm polyvinyl cawv thiab starch molecules, kom cov hmoov txhuv nplej siab tau ntau dua. Zoo adhesiveness, fluidity thiab anti-freezing khoom.
Vim tias cov hmoov txhuv nplej siab yog cov nplaum polymer ntuj, nws yog tus nqi qis, tsis muaj tshuaj lom thiab tsis qab, thiab tsis muaj kuab paug rau ib puag ncig, yog li nws tau raug tshawb fawb thiab siv dav. Tsis ntev los no, cov hmoov txhuv nplej siab feem ntau yog siv rau hauv ntawv, paj rwb ntaub, hnab ntawv, ntawv, thiab corrugated cardboard.
Cellulose nplaum
Cellulose ether derivatives siv los ua cov nplaum feem ntau suav nrog methyl cellulose, ethyl cellulose, hydroxyethyl cellulose, carboxymethyl cellulose thiab lwm yam ethyl cellulose (EC): yog ib qho thermoplastic, dej-insoluble, nonionic cellulose alkyl ether.
Nws muaj cov tshuaj lom neeg ruaj khov zoo, muaj zog alkali tsis kam, zoo hluav taws xob rwb thaiv tsev thiab kev siv tshuab rheology, thiab muaj cov yam ntxwv ntawm kev tswj lub zog thiab hloov tau ntawm qhov kub thiab txias. Nws yog yooj yim sib xws nrog siv quav ciab, cob, plasticizer, thiab lwm yam, raws li ntawv, roj hmab, tawv, Adhesives rau fabrics.
Methyl Cellulose (CMC)Tom ntej: ionic cellulose ether. Hauv kev lag luam textile, CMC feem ntau siv los hloov cov hmoov txhuv nplej siab zoo ua tus neeg sawv cev rau cov ntaub. Textiles coated nrog CMC tuaj yeem ua rau cov softness thiab zoo heev rau kev luam ntawv thiab dyeing zog. 'Hauv kev lag luam khoom noj khoom haus, ntau hom ice cream ntxiv nrog CMC muaj kev ruaj ntseg zoo, yooj yim rau xim, thiab tsis yooj yim rau soften. Raws li cov nplaum nplaum, nws yog siv los ua cov hlua khi, cov thawv ntawv, cov hnab ntawv, cov ntawv ntsa thiab cov ntoo dag.
Cellulose esterderivatives: feem ntau nitrocellulose thiab cellulose acetate. Nitrocellulose: Kuj hu ua cellulose nitrate, nws cov ntsiab lus nitrogen feem ntau yog nyob nruab nrab ntawm 10% thiab 14% vim qhov sib txawv ntawm esterification.
Cov ntsiab lus siab yog feem ntau hu ua hluav taws paj rwb, uas tau siv los ua cov hmoov phom tsis muaj pa taws thiab colloidal. Cov ntsiab lus qis feem ntau hu ua collodion. Nws yog insoluble nyob rau hauv dej, tab sis soluble nyob rau hauv ib tug sib tov hnyav ntawm ethyl cawv thiab ether, thiab cov tshuaj yog collodion. Vim tias cov kuab tshuaj collodion evaporates thiab tsim cov zaj duab xis tawv, nws feem ntau siv rau lub raj mis kaw, tiv thaiv qhov txhab thiab thawj cov yas celluloid hauv keeb kwm.
Yog tias qhov tsim nyog ntawm alkyd resin yog ntxiv rau kev hloov kho thiab qhov tsim nyog ntawm camphor yog siv los ua tus neeg sawv cev tawv, nws dhau los ua nitrocellulose nplaum, uas feem ntau yog siv rau kev sib txuas ntawm daim ntawv, ntaub, tawv, iav, hlau thiab ceramics.
Cellulose acetate: Kuj hu ua cellulose acetate. Nyob rau hauv lub xub ntiag ntawm ib tug sulfuric acid catalyst, cellulose yog acetated nrog ib tug sib tov ntawm acetic acid thiab ethanol, thiab ces dilute acetic acid yog ntxiv rau hydrolyze cov khoom mus rau lub Desired degree ntawm esterification.
Piv nrog nitrocellulose, cellulose acetate tuaj yeem siv los tsim cov kuab tshuaj raws li cov nplaum nplaum rau cov khoom yas xws li iav thiab cov khoom ua si. Piv nrog rau cellulose nitrate, nws muaj cov viscosity zoo heev thiab kav ntev, tab sis muaj cov kua qaub tsis zoo, tsis muaj dej tsis kam thiab huab cua tsis kam.
protein kua nplaum
Protein adhesive yog ib hom ntuj nplaum nrog cov khoom muaj protein ntau ua cov khoom siv tseem ceeb. Adhesives tuaj yeem tsim los ntawm cov tsiaj protein thiab zaub protein. Raws li cov protein siv, nws muab faib ua tsiaj protein (fen kua nplaum, gelatin, complex protein kua nplaum, thiab albumin) thiab zaub protein (taum pos hniav, thiab lwm yam). Lawv feem ntau muaj kev sib raug zoo siab thaum qhuav thiab siv rau hauv kev tsim cov rooj tog thiab khoom siv ntoo. Txawm li cas los xij, nws cov cua sov thiab dej tsis kam yog qhov tsis zoo, ntawm cov tsiaj protein nplaum yog qhov tseem ceeb dua.
Soy protein kua nplaum: Zaub protein tsis yog tsuas yog cov khoom noj khoom haus tseem ceeb xwb, tab sis kuj muaj ntau yam kev siv hauv cov khoom tsis yog khoom noj. Tsim los ntawm soy protein adhesives, thaum ntxov li 1923, Johnson tau thov rau patent rau soy protein adhesives.
Xyoo 1930, cov kua txiv hmab txiv ntoo phenolic resin board adhesive (DuPont Mass Division) tsis tau siv dav vim qhov tsis muaj zog ntawm kev sib raug zoo thiab cov nqi ntau lawm.
Nyob rau hauv lub xyoo tsis ntev los no, vim hais tias ntawm kev nthuav dav ntawm cov nplaum ua lag luam, cov kua qaub ntawm cov khoom siv roj thoob ntiaj teb thiab ib puag ncig muaj kuab paug tau nyiam, uas ua rau kev lag luam nplaum rov xav txog cov nplaum nplaum tshiab, ua rau cov kua nplaum protein ntau dua los ua qhov kev tshawb fawb hotspot.
Soybean nplaum yog non-toxic, tasteless, yooj yim rau siv, tab sis muaj dej tsis zoo. Ntxiv 0.1% ~ 1.0% (loj) ntawm cov kab sib txuas sib txuas xws li thiourea, carbon disulfide, tricarboxymethyl sulfide, thiab lwm yam tuaj yeem txhim kho cov dej tsis kam, thiab ua cov nplaum rau cov khoom siv ntoo thiab cov plywood.
Tsiaj cov kua nplaum nplaum: Tsiaj cov nplaum tau siv dav hauv cov rooj tog zaum thiab kev lag luam ntoo. Cov khoom siv feem ntau muaj xws li rooj tog zaum, rooj, txee, qauv, khoom ua si, khoom ua si thiab deckers.
Cov kua tsiaj tshiab tshiab nrog cov ntsiab lus ntawm 50-60% suav nrog hom kev kho mob sai thiab kho qeeb, uas yog siv rau hauv kev sib txuas ntawm cov thav duab ntawm cov khoom siv hardboard, txawb hauv tsev sib dhos, laminates nyuaj, thiab lwm yam khoom siv hluav taws xob tsawg dua. Cov nplaum me me thiab nruab nrab xav tau sijhawm rau cov kua nplaum.
Tsiaj kua nplaum yog ib hom nplaum nplaum siv hauv cov nplaum nplaum. Cov kab xev no tuaj yeem siv rau cov hnab ntim khoom lag luam thiab cov ntaub ntawv hnyav xws li kev sib khi lossis ntim cov khoom siv fiber ntau thiab cov thawv corrugated rau cov khoom xa tuaj uas yuav tsum tau ua haujlwm ceev thiab ua haujlwm ntev ntev.
Lub sijhawm no, cov kua nplaum ntawm cov pob txha loj heev, thiab cov kua nplaum ntawm daim tawv nqaij feem ntau siv ib leeg lossis ua ke nrog cov pob txha kua nplaum. Raws li Txheej Txheej Online, cov nplaum siv feem ntau yog tsim nrog cov ntsiab lus ntawm 50%, thiab tuaj yeem sib xyaw nrog dextrin ntawm 10% mus rau 20% ntawm cov kua nplaum qhuav, nrog rau me me ntawm tus neeg sawv cev ntub dej, plasticizer, gel inhibitor (thaum tsim nyog).
Adhesive (60 ~ 63 ℃) feem ntau yog tov nrog cov xim ntawm daim ntawv thaub qab, thiab cov khoom tso tawm feem ntau yog 25% ntawm qhov loj ntawm daim ntawv. Daim ntaub ntub dej tuaj yeem qhuav hauv qhov nro nrog cov cua kub cua sov los yog nrog cov cua kub cua ncaj qha.
Tsis tas li ntawd, kev siv cov kua nplaum tsiaj muaj xws li kev tsim cov ntawv xuab zeb thiab gauze abrasives, sizing thiab txheej ntawm textiles thiab ntawv, thiab kev khi cov phau ntawv thiab cov ntawv xov xwm.
Tannin nplaum
Tannin yog ib qho organic compound uas muaj cov pab pawg polyphenolic, dav dav hauv cov qia, tawv, cov hauv paus hniav, nplooj thiab txiv hmab txiv ntoo ntawm cov nroj tsuag. Feem ntau yog los ntawm cov ntoo ua cov tawv ntoo thiab cov nroj tsuag nrog cov ntsiab lus tannin siab. Cov tannin, formaldehyde thiab dej yog tov thiab rhuab kom tau tannin resin, ces tus neeg sawv cev curing thiab muab tub lim ntxiv, thiab tannin nplaum yog tau los ntawm stirring tusyees.
Tannin nplaum muaj qhov ua haujlwm zoo rau cov cua sov thiab cov av noo, thiab kev ua haujlwm ntawm cov ntoo gluing zoo ib yam li cov phenolic nplaum. Nws yog tsuas yog siv rau gluing ntoo, thiab lwm yam.
lignin nplaum
Lignin yog ib qho tseem ceeb ntawm cov ntoo, thiab nws cov ntsiab lus suav txog li 20-40% ntawm cov ntoo, thib ob tsuas yog cellulose. Nws yog ib qho nyuaj rau rho tawm lignin ncaj qha los ntawm ntoo, thiab lub ntsiab qhov chaw yog pulp pov tseg kua, uas yog heev nplua nuj nyob rau hauv cov kev pab cuam.
Lignin tsis yog siv los ua cov nplaum ib leeg, tab sis phenolic resin polymer tau los ntawm kev ua ntawm phenolic pawg ntawm lignin thiab formaldehyde ua cov nplaum. Txhawm rau txhim kho cov dej tsis kam, nws tuaj yeem siv ua ke nrog lub nplhaib-loaded isopropane epoxy isocyanate, ruam phenol, resorcinol thiab lwm cov tshuaj. Lignin adhesives feem ntau yog siv rau kev sib txuas plywood thiab particleboard. Txawm li cas los xij, nws cov viscosity yog siab thiab cov xim sib sib zog nqus, thiab tom qab kev txhim kho, qhov kev thov tuaj yeem nthuav dav.
Arabic cov pos hniav
Cov pos hniav arabic, tseem hu ua acacia cov pos hniav, yog ib qho exudate los ntawm cov tsiaj txhu tsiaj qus. Lub npe vim nws cov khoom loj hauv Arab lub teb chaws. Cov pos hniav arabic feem ntau yog tsim los ntawm qis molecular hnyav polysaccharides thiab siab dua molecular hnyav acacia glycoproteins. Vim cov dej zoo solubility ntawm cov pos hniav arabic, formulation yog heev yooj yim, yuav tsum tsis txhob kub los yog accelerators. Gum Arabic dries sai heev. Nws tuaj yeem siv rau kev sib txuas cov tsom iav qhov muag, gluing stamps, pasting trademark labels, bonding food packing and printing and dyeing auxiliaries.
Inorganic nplaum
Adhesives formulated nrog inorganic tshuaj, xws li phosphates, phosphates, sulfates, boron ntsev, hlau oxides, thiab lwm yam, yog hu ua inorganic adhesives. Nws cov yam ntxwv:
(1) Kub kub tsis kam, tuaj yeem tiv taus 1000 ℃ lossis siab dua kub:
(2) Zoo anti-aging khoom:
(3) me me shrinkage
(4) Great brittleness. Lub elastic modulus yog ib qho kev txiav txim siab siab dua li cov organic nplaum:
(5) Dej tsis kam, kua qaub thiab alkali tsis kam.
Koj puas paub? Adhesives muaj lwm yam kev siv dua li lo.
Anti-corrosion: Cov kav dej ntawm cov nkoj feem ntau yog them nrog txhuas silicate thiab asbestos kom ua tiav cov thermal rwb thaiv tsev, tab sis vim yog xau los yog hloov txias thiab cua sov, cov dej condensate yog tsim, uas accumulates ntawm phab ntsa sab nrauv ntawm cov kav dej hauv qab; thiab cov kav dej ncu tau raug kub hnyiab tau ntev heev, cov ntsev soluble Lub luag haujlwm ntawm cov phab ntsa sab nrauv corrosion yog qhov hnyav heev.
Txog rau qhov kawg no, dej iav series nplaum tuaj yeem siv los ua cov ntaub ntawv txheej hauv qab txheej ntawm aluminium silicate los ua ib txheej nrog cov qauv zoo li enamel. Nyob rau hauv mechanical installation, Cheebtsam yog feem ntau bolted. Lub sij hawm ntev raug rau huab cua rau bolted li yuav ua rau crevice corrosion. Nyob rau hauv cov txheej txheem ntawm kev ua hauj lwm txhua yam, qee zaum cov bolts yog loosened vim muaj kev vibration hnyav.
Txhawm rau daws qhov teeb meem no, cov khoom sib txuas tuaj yeem txuas nrog inorganic adhesives hauv cov khoom siv tshuab, thiab tom qab ntawd txuas nrog bolts. Qhov no tuaj yeem tsis tsuas yog ua lub luag haujlwm hauv kev txhawb nqa, tab sis kuj ua lub luag haujlwm hauv kev tiv thaiv corrosion.
Biomedical: Cov khoom muaj pes tsawg leeg ntawm hydroxyapatite bioceramic yog nyob ze rau cov khoom siv tsis zoo ntawm tib neeg cov pob txha, muaj biocompatibility zoo, tuaj yeem tsim cov tshuaj muaj zog nrog cov pob txha, thiab yog cov khoom siv tawv tawv zoo tagnrho.
Txawm li cas los xij, qhov dav dav elastic modulus ntawm kev npaj HA implants yog siab thiab lub zog yog tsawg, thiab cov kev ua si tsis zoo tagnrho. Phosphate iav nplaum raug xaiv, thiab HA raw cov ntaub ntawv hmoov yog sib koom ua ke ntawm qhov kub thiab txias dua li cov tsoos sintering kub los ntawm kev ua ntawm cov nplaum, yog li txo cov elastic modulus thiab ua kom cov khoom ua haujlwm.
Cohesion Technologies Ltd. tshaj tawm tias lawv tau tsim ib coseal sealant uas tuaj yeem siv rau kev sib txuas ntawm lub plawv thiab tau ua tiav kev kho mob. Los ntawm kev sib piv ntawm 21 tus neeg mob ntawm kev phais mob plawv hauv Tebchaws Europe, nws tau pom tias kev siv Coseal phais txo qis kev phais adhesions piv nrog rau lwm txoj kev. Cov kev tshawb fawb soj ntsuam tom ntej tau pom tias Coseal sealant muaj peev xwm zoo hauv kev phais plawv, gynecological thiab plab hnyuv.
Kev siv cov nplaum nplaum hauv cov tshuaj yog lub npe hu ua qhov kev loj hlob tshiab hauv kev lag luam nplaum. Cov qauv ua kua nplaum ua los ntawm epoxy resin lossis tsis muaj polyester.
Hauv kev tiv thaiv thev naus laus zis: Stealth submarines yog ib qho ntawm cov cim ntawm kev kho tshiab ntawm cov khoom siv tub rog. Ib txoj hauv kev tseem ceeb ntawm submarine stealth yog nteg suab-absorbing vuas ntawm submarine plhaub. Lub suab-absorbing pobzeb yog ib hom roj hmab nrog suab-absorbing zog.
Txhawm rau kom paub qhov sib xyaw ua ke ntawm cov pobzeb muffler thiab cov phaj steel ntawm lub nkoj phab ntsa, nws yog qhov yuav tsum tau tso siab rau cov nplaum. Siv nyob rau hauv cov tub rog teb: tank tu, tub rog nkoj sib sau ua ke, tub rog aircraft lub teeb bombers, missile warhead thermal tiv thaiv txheej bonding, npaj cov ntaub ntawv camouflage, tiv thaiv kev ua phem thiab tiv thaiv kev ua phem.
Nws puas yog amazing? Tsis txhob saib peb cov nplaum me me, muaj kev paub ntau hauv nws.
Lub ntsiab lub cev thiab tshuaj lom neeg ntawm cov nplaum
Lub sijhawm ua haujlwm
Lub sijhawm ntev tshaj plaws ntawm kev sib xyaw nplaum thiab kev sib txuas ntawm qhov chaw yuav tsum tau sib koom ua ke
Thaum pib kho lub sij hawm
Lub sij hawm kom tshem tau lub zog tso cai rau lub zog txaus rau kev tuav daim ntawv cog lus, suav nrog kev txav mus los ntawm kev sib tw
kev kho mob puv sij hawm
Lub sij hawm yuav tsum tau ua kom tiav cov cuab yeej cuab tam kawg tom qab sib tov nplaum
lub sijhawm khaws cia
Hauv qee qhov xwm txheej, cov nplaum tseem tuaj yeem tuav nws cov khoom tuav thiab lub sijhawm khaws cia ntawm lub zog tshwj xeeb
kev sib raug zoo zog
Nyob rau hauv qhov kev txiav txim ntawm sab nraud quab yuam, kev ntxhov siab yuav tsum tau ua kom qhov sib cuam tshuam ntawm cov nplaum thiab cov adherend nyob rau hauv cov nplaum ib feem tawg los yog nws cov cheeb tsam.
Shear zog
Lub zog shear yog hais txog lub zog shear uas lub tsev sib txuas saum npoo tuaj yeem tiv taus thaum qhov kev sib koom ua ke puas lawm, thiab nws chav tsev tau qhia hauv MPa (N / mm2)
Uneven rub tawm lub zog
Qhov siab tshaj plaws ntawm qhov sib koom ua ke tuaj yeem dais thaum raug rub tawm tsis sib xws, vim tias qhov load feem ntau yog tsom rau ntawm ob sab lossis ib ntug ntawm cov nplaum txheej, thiab lub zog yog ib chav tsev ntev dua li ntawm ib cheeb tsam, thiab chav tsev. yog KN/m
Tensile zog
Lub zog tensile, tseem hu ua lub zog rub tawm lub zog thiab lub zog tensile zoo, yog hais txog lub zog tensile ib chav tsev thaum lub adhesion puas los ntawm kev quab yuam, thiab chav tsev tau qhia hauv MPa (N / mm2).
peel zog
Peel lub zog yog qhov siab tshaj plaws load rau ib chav tsev dav uas tuaj yeem tiv taus thaum cov khoom sib txuas sib cais raws li cov txheej txheem tev tawm, thiab nws chav tsev tau qhia hauv KN / m
Lub sij hawm xa tuaj: Plaub Hlis-25-2024