Khoom piav qhia ntawm Aramid ntaub
Aramid ntaub, tseem hu ua Kevlar ntaub, aramid fiber ntau ntaub, los yog aramid ntaub, yog ib hom ntaub nrog rwb thaiv tsev thiab thermal rwb thaiv tsev.
1. Aramid fiber ntau untwisted roving ntaub yog tsuas yog ua los ntawm Aramid 1414 filament, uas yog tsim los ntawm parallel thawj fibers los yog parallel ib fibers bundled ua ke. Ib txoj kab uas hla ntawm aramid fibers siv los tsim cov xov paj ntxhib sib txawv ntawm 5 txog 15 μ m. Qhov suav ntawm untwisted coarse yarn ranges ntawm 100 txog 8000 (tex). Untwisted coarse yarn tuaj yeem siv ncaj qha rau hauv qee qhov kev ua cov khoom sib xyaw, xws li tex2 tshwj xeeb. Aramid non-woven npuag, muaj daim ntawv, aramid ntawv, siv rau rwb thaiv tsev thiab insulationtiles, daim ntawv pre impregnation, pipeline winding, profile extrusion, thiab lwm yam. Untwisted yarn yuav woven rau hauv untwisted coarse yarn ntaub thiab tshwj xeeb aramid ntaub vim nws cov uniform nro, uas yog siv nyob rau hauv tshwj xeeb industries xws li aerospace, lub teb chaws tiv thaiv, thiab tub rog kev lag luam.
Muaj feem ntau tsis tshua muaj hnyav aramid dawb weave fabrics thiab ib qho ntawm cov mos txwv ntaub; Aramid weft dawb ntaub, tseem hu ua UD mos mos ntaub; Aramid unidirectional npuag, siv nyob rau hauv cov xwm txheej uas yuav tsum tau muaj zog siab nyob rau hauv ib qho kev taw qhia ntawm 0 degrees longitude los yog 90 degrees latitude, xws li cov qauv kho, seismic reinforcement, lub tsev reinforcement, choj reinforcement, thiab lwm yam; Kho kom zoo nkauj aramid ntaub kuj yuav woven rau hauv twill aramid ntaub thiab xim aramid ntaub.
2. Aramid non-woven npuag, muaj ntaub ntawv, aramid ntawv, siv rau rwb thaiv tsev thiab rwb thaiv tsev
3. Aramid fiber ntau twisted zoo gauze, aramid ntaub, aramid ntaub, mas siv aramid 1313 los yog ib tug me me ntawm 1414 luv fibers
(1) Aramid fiber ntau twisted zoo gauze feem ntau yog hais txog ntau yam ntaub woven los ntawm twisting aramid 1313 los yog ib tug me me ntawm 1414 luv fiber yarn. Feem ntau siv nyob rau hauv teb xws li kev tiv thaiv hluav taws thiab nplaim taws retardancy. Cov yam ntxwv ntawm cov ntaub yog txiav txim siab los ntawm cov khoom siv fiber ntau, warp thiab weft ntom, xov paj, thiab kev ntxhib los mos. Lub warp thiab weft ntom yog txiav txim los ntawm cov xov paj qauv thiab kev ntxhib los mos. Kev sib xyaw ua ke ntawm warp thiab weft thiab yarn qauv txiav txim siab lub cev lub cev ntawm cov ntaub, xws li qhov hnyav, tuab, thiab lub zog tawg. Nws muaj tsib yam qauv ntawm cov ntaub: tiaj, twill, satin, ribbed, thiab lev.
(2) Aramid twisted ribbons tau muab faib ua woven ntug bands (nruj ntug bands) thiab non-woven ntug bands ( ntxhib ntug bands). Txoj kev weaving tseem ceeb yog qhov yooj yim weave. Siv rau kev tsim khoom siv hluav taws xob cov khoom siv nrog lub zog siab thiab zoo dielectric zog, nrog rau cov tsheb hoses.
(3) Aramid ntaub ntaub, uas yog ib tug twisted unidirectional aramid ntaub impregnated nrog kua nplaum, yog yus muaj los ntawm siab zog nyob rau hauv lub 0 degree warp los yog 90 degree weft txoj kev. Lub warp unidirectional ntaub yog plaub warp tawg satin los yog ntev axis satin ntaub woven los ntawm ntxhib warp thiab zoo weft yarns, siv rau aircraft log tsheb thiab high-end tsheb log tsheb.
(4) Muab piv rau cov ntaub tiaj tus, cov ntaub peb sab tau tsim lawv cov yam ntxwv ntawm ib sab thiab ob sab mus rau peb sab, uas ua rau cov ntaub ntawv sib xyaw ua ke nrog lawv muaj kev ncaj ncees thiab cov duab zoo nkauj, zoo heev txhim kho lub interlayer shear zog. thiab kev puas tsuaj kuj kam rau ua ntawm cov khoom sib xyaw. Nws tau tsim nrog cov kev xav tau tshwj xeeb ntawm cov haujlwm xws li aerospace, aviation, riam phom, thiab nkoj. Tam sim no, nws cov ntawv thov tau nthuav dav rau cov haujlwm xws li tsheb, khoom siv kis las, thiab khoom siv kho mob. Muaj tsib hom: tshuab woven peb-dimensional fabrics, knitted peb-dimensional fabrics, orthogonal thiab tsis orthogonal non-woven peb-dimensional fabrics, peb-dimensional woven fabrics, thiab lwm yam ntaub ntawv ntawm peb-dimensional fabrics. Cov duab ntawm peb-dimensional fabrics muaj xws li thaiv, kem, raj, hollow truncated cone, thiab txawv txawv thickness irregular cross-section.
(5) Cov duab ntawm cov ntaub tsis sib xws yog zoo ib yam li cov duab ntawm cov khoom nws yog npaj los txhim kho, thiab nws yuav tsum tau woven rau ntawm ib tug tshwj xeeb loom. Asymmetric zoo li cov ntaub muaj xws li puag ncig, lub khob hliav qab, lub kaus mom, dumbbell zoo li cov ntaub, thiab tuaj yeem ua rau hauv cov duab asymmetric xws li lub thawv thiab lub plhaub nkoj.
(6) Qhov core ntaub yog ib daim ntaub uas muaj ob qho tib si cov khaubncaws sab nraud povtseg uas txuas nrog longitudinal ntsug tuav, nrog ib tug ntoo khaub lig-sectional duab uas yuav ua tau daim duab peb sab los yog duab plaub.
(7) Knitted fabrics, tseem hu ua knitted xav lossis woven xav, txawv ntawm cov ntaub zoo tib yam thiab los ntawm cov kev xav ib txwm muaj. Cov ntaub knitted feem ntau yog txheej ntawm warp thiab weft yarns uas sib tshooj thiab woven ua ke los ntawm kev xaws los ua ntaub.
4. Kev sib xyaw aramid ntaub
Cov ntaub aramid sib xyaw yog tsim los ntawm aramid xav, aramid untwisted coarse yarn ntaub, thiab aramid untwisted ntxhib xov paj nyob rau hauv ib qho kev txiav txim.
Technica Cov ntaub ntawv ntawm Aramid fiber ntau daim ntaub
Common specifications thiab qauv
|
hom fiber ntau |
|
|||||||
|
style |
weav |
qhov hnyav g / m |
|
|
|
|
tuab mm |
dav mm |
|
HJKP-50 |
(dawb) |
50 |
200D |
200D |
11.25 |
11.25 |
0.09 |
50-3200 |
|
HJKP-61 |
(dawb) |
61 |
200D |
200D |
13.7 |
13.7 |
0.10 |
50-3200 |
|
HJKP-80 |
(dawb) |
80 |
400D |
400D |
9 |
9 |
0.13 |
50-3200 |
|
HJKP-100 |
(dawb) |
100 |
400D |
400D |
11.25 |
11.25 |
0.17 |
50-3200 |
|
HJKP-120 |
(dawb) |
120 |
400D |
400D |
13.5 |
13.5 |
0.19 |
50-3200 |
|
HJKT-120 |
(twill) |
120 |
400D |
400D |
13.5 |
13.5 |
0.19 |
50-3200 |
|
HJKP-135 |
(dawb) |
135 |
1000D |
1000D |
6 |
6 |
0.22 |
50-3200 |
|
HJKP-155 |
(dawb) |
155 |
1000D |
1000D |
7 |
7 |
0.24 |
50-3200 |
|
HJKT-155 |
(twill) |
155 |
1000D |
1000D |
7 |
7 |
0.24 |
50-3200 |
|
HJKP-178 |
(dawb) |
178 |
1000D |
1000D |
8 |
8 |
0.25 |
50-3200 |
|
HJKP-200 |
(dawb) |
200 |
1000D |
1000D |
9 |
9 |
0.26 |
50-3200 |
|
HJKT-220 |
(twill) |
220 |
1000D |
1000D |
10 |
10 |
0.28 |
50-3200 |
|
HJKP-167 |
(dawb) |
167 |
1500D |
1500D |
5 |
5 |
0.22 |
50-3200 |
|
HJKP-185 |
(dawb) |
185 |
1500D |
1500D |
5.5 |
5.5 |
0.22 |
50-3200 |
|
HJKP-200 |
(dawb) |
200 |
1500D |
1500D |
6 |
6 |
0.26 |
50-3200 |
|
HJKT-200 |
(twill) |
200 |
1500D |
1500D |
6 |
6 |
0.26 |
50-3200 |
|
HJKP-235 |
(dawb) |
235 |
1500D |
1500D |
7 |
7 |
0.29 |
50-3200 |
|
HJKT-235 |
(twill) |
235 |
1500D |
1500D |
7 |
7 |
0.29 |
50-3200 |
|
HJKP-268 |
(dawb) |
268 |
1500D |
3000D |
4 |
4 |
0.38 |
50-3200 |
|
HJKP-300 |
(dawb) |
300 |
3000D |
3000D |
4.5 |
4.5 |
0.42 |
50-3200 |
|
HJKT-300 |
(twill) |
300 |
3000D |
3000D |
4.5 |
4.5 |
0.42 |
50-3200 |
|
HJKT-420 |
(twill) |
420 |
3000D |
3000D |
6.3 |
6.3 |
0.58 |
50-3200 |
Hom kev siv
Aramid fibers muaj kev cuam tshuam zoo heev thiab tsis tawg nyob rau hauv siab vim lawv lub zog thiab muaj peev xwm nqus tau ntau lub zog.
Aramid fibers muaj qhov hnyav hnyav heev, uas yog qhov zoo dua hauv kev tsim cov khoom sib xyaw.
Aramid fiber ntau twb tau siv dav hauv qhov chaw uas hnav yooj yim, xws li daim hlau tiv thaiv kev sib tw uas tiv thaiv kev sib tw tsheb.
Lub dielectric qhov tsis tu ncua ntawm aramid fiber ntau sib xyaw yog qis li ~ 3.85 (10GHz), uas ua kom muaj kev ua tau zoo thiab lub zog ntawm cov teeb liab nkag ntawm aramid shield / radome.
Aramid fiber ntau muaj cov yam ntxwv thermal expansion tsawg, ruaj khov ntawm qhov kub thiab txias, yuav luag xoom, thermal expansion coefficient me ntsis tsis zoo, sib npaug rau (-2.4x10-/ºC). Aramid fibers yog cov insulators zoo thiab tsis ua hluav taws xob.
Aramid fiber ntau cov ntaub tuaj yeem ua tau raws li qhov xav tau rau carbon fiber ntau sib xyaw thiab iav fiber ntau sib xyaw, muab ntau qhov ua tau zoo rau cov neeg muag khoom ntawm cov khoom sib xyaw.
Dab tsi yog qhov txawv ntawm cov ntaub ntawv carbon fiber thiab aramid fiber ntau daim ntaub?
Cov chaw tsim khoom ntawm aramid fiber ntau daim ntaub tau taw qhia tias cov pa roj carbon fiber ntau thiab aramid fiber ntau daim ntaub yog ob qho tseem ceeb engineering reinforcements nyob rau hauv lub vaj huam sib luag qhov cuab lub zog. Rau cov kws kho mob uas nyuam qhuav nkag mus rau hauv lub vaj huam sib luag txhawb nqa, lawv xav tias tsis muaj qhov sib txawv ntawm cov ntaub ntawv carbon fiber thiab aramid fiber ntau. Nws yog txhua yam hais txog kev txhim kho cov kabmob muaj peev xwm ntawm lub rooj tsavxwm lossis nqaj thiab txhim kho lub zog compressive ntawm lub nqaj guardrail board; Txhim kho los yog txhim kho cov kev txwv ncig ntawm cov qauv ntoo khaub lig ntawm lub taub hau. Tab sis qhov tseeb, tej zaum yuav muaj qee qhov sib txawv ntawm lawv cov yam ntxwv thiab kev siv. Yog li, yuav ua li cas peb thiaj paub qhov txawv ntawm cov ntaub ntawv carbon fiber thiab aramid daim ntaub?
Cov pa roj carbon fiber ntau yog tsim los ntawm tes weaving cov khoom siv fiber ntau filaments, nrog lub zog tensile ntawm 3400MPa; Thiab aramid fiber ntau yog tsim los ntawm tes weaving aramid fibers, nrog lub zog tensile ntawm tsuas yog 2100MPa. Saib ntawm lub cev muaj zog ib leeg, cov ntaub ntawv carbon fiber zoo dua li aramid fiber ntau daim ntaub.
Cov conductivity tuaj yeem sib txawv, thiab nws cov kev siv tseem ceeb sib txawv
Cov chaw tsim khoom ntawm aramid fiber ntau daim ntaub thov hais tias aramid fiber yog tsis-conductive, yog li nws yog pom tseeb tsis tsim nyog siv cov pa roj carbon fiber ntaub nyob rau hauv cov qauv nrog ib tug ntau ntawm hluav taws xob siv machinery thiab khoom siv xws li subway chaw nres tsheb thiab factories. Tsis tas li ntawd, thaum siv cov khoom siv carbon fiber ntau rau cov vaj tse pob zeb, nws yog qhov zoo tshaj plaws los xyuas kom meej tias nws muaj kev tiv thaiv los ntawm electrochemical tshuaj tiv thaiv nrog lub tsev steel tuav, thiab daim ntawv thov ntawm aramid fiber tsis txwv los ntawm tus qauv no. Thaum txhim kho cov qauv siv dav dav, cov ntaub ntawv carbon fiber muaj qhov zoo ntawm cov tensile zog thiab elastic modulus.
Kev ua haujlwm tsis ua haujlwm tom qab kev sib txuas cov hlau txuas ntxiv yog ductility (nrog cov qauv me me deformation, siab elastic modulus ntawm daim ntaub, thiab lub zog tensile tsawg), tsis muaj cov cim tseem ceeb. Yog li ntawd, raws li ib tug tag nrho cov tsim, nws yog tsim nyog los xaiv ib tug siab ntawm kev ruaj ntseg kev ua tau zoo; Lub elastic modulus ntawm aramid fiber ntaub yog tsawg thiab lub zog tensile siab. Raws li kev sim cov txiaj ntsig, nws tau uapaub tseebhais tias tom qab tau ntxiv dag zog nrog aramid fiber ntau outsourcing, tag nrho cov txheej txheem ntawm kev puas tsuaj nyob rau hauv lub tiaj ua vaj tse engineering tseem yog yas deformation.
Cov chaw tsim khoom ntawm aramid fiber ntau daim ntaub ntseeg hais tias ob qho tib si aramid fiber ntau thiab epoxy resin yog cov khoom siv organic uas muaj peev xwm fusion muaj zog; Cov pa roj carbon fiber ntau yog cov khoom siv tsis zoo, thiab nws lub peev xwm infiltration yuav txawv ntawm aramid fibers, yuav tsum muaj ntau yam kev ua haujlwm.
Cov pa roj carbon fiber ntau thiab aramid daim ntaub muaj qhov sib txawv ntawm lub zog tensile thiab elastic pwm. Thiab cov ntaub ntawv carbon fiber yog conductive, thaum daim ntaub aramid tsis yog. Qhov sib txawv no txiav txim siab tias qhov kev siv tseem ceeb ntawm ob qhov sib txawv
FAQ
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