Daim ntawv tshwj xeeb (xim kom haum)
Peb cov ntawv tshwj xeeb yog ua los ntawm cov khoom siv zoo, ua kom ruaj khov thiab siv tau ntev. Nrog nws cov qauv du thiab tuab heev, daim ntawv no zoo meej rau ntau yam haujlwm. Txawm koj tab tom tsim cov ntawv txais tos ua tes, tsim cov ntawv caw rau cov xwm txheej tshwj xeeb, lossis qhwv cov khoom me me, peb cov ntawv tshwj xeeb yeej yuav coj koj txoj haujlwm mus rau qib siab tshiab.
Ib qho ntawm cov yam ntxwv tseem ceeb ntawm peb cov ntawv tshwj xeeb yog lub peev xwm los kho cov xim. Peb paub tias txhua qhov project yog qhov tshwj xeeb thiab xim zoo tuaj yeem ua rau txhua qhov sib txawv. Yog vim li cas peb thiaj muab ntau yam xim xaiv los ntawm, cia koj nrhiav qhov uas haum rau koj lub zeem muag zoo tshaj plaws. Peb pab neeg kws tshaj lij tuaj yeem pab koj tsim cov xim tshwj xeeb, kom ntseeg tau tias koj daim ntawv tshwj xeeb qhia txog koj tus cwj pwm thiab hom.
Ntxiv rau qhov zoo nkauj, peb cov ntawv tshwj xeeb kuj tseem zoo rau ib puag ncig. Peb muab qhov tseem ceeb rau kev ruaj khov thiab tau ua cov kauj ruam los xyuas kom meej tias peb cov ntawv los ntawm cov hav zoov ruaj khov. Los ntawm kev xaiv peb cov ntawv tshwj xeeb, koj tsis yog tsuas yog tau txais cov khoom zoo xwb, tab sis koj kuj tseem pab tiv thaiv peb lub ntiaj teb.
Peb cov ntawv tshwj xeeb muaj ntau yam siv tau yam tsis muaj kev txwv. Nws yooj yim txiav, tais thiab ua kom tau raws li koj xav tau. Nws cov qauv ruaj khov ua rau nws zoo tagnrho rau cov qauv tsim nyuaj thiab cov haujlwm me me. Koj tuaj yeem ntseeg siab tias peb cov ntawv tshwj xeeb yuav tsis rhuav lossis poob lawv qhov zoo, ua kom koj cov khoom tsim zoo nkauj txhua lub sijhawm.
Tsis tas li ntawd xwb, peb cov ntawv tshwj xeeb no siv tau nrog ntau yam thev naus laus zis luam ntawv, suav nrog kev luam ntawv digital thiab kev luam ntawv offset. Qhov no qhib ntau txoj hauv kev rau kev hloov kho thiab kev ua kom haum rau tus kheej. Txawm tias koj xav luam koj tus kheej cov qauv tshwj xeeb, cov qauv tsim, lossis txawm tias cov duab, peb cov ntawv tshwj xeeb ua rau nws yooj yim coj koj cov tswv yim los rau hauv lub neej.
Rau koj qhov yooj yim, peb kuj muaj kev xaiv yuav ntau. Txawm tias koj xav tau ib qho project me me los yog ib qho kev txiav txim loj rau cov tuam txhab, peb muaj rau koj. Peb cov nqi sib tw thiab lub sijhawm ua tiav sai ua kom koj tuaj yeem ua tiav koj lub sijhawm ua tiav yam tsis tas siv nyiaj ntau.
Qhov kev qhia txog peb cov ntawv tshwj xeeb rau hauv kev ua lag luam yog lub sijhawm tshiab ntawm kev zoo, kev hloov kho kom haum thiab kev muaj tswv yim. Peb zoo siab coj cov khoom tshiab no rau koj thiab peb tos ntsoov yuav pom peb cov neeg siv khoom xav li cas nrog peb cov ntawv tshwj xeeb. Coj koj cov haujlwm mus rau qib siab tshiab nrog peb cov ntawv tshwj xeeb uas muaj ntau yam thiab hloov kho tau.
| Qhov yuav tsum tau muaj vaj tse | Khoom | Chav tsev | Daim Ntawv Pov Thawj | Qhov tseeb | |
| Dav | mm | 330 ± 5 | 330 | ||
| Qhov hnyav | g/m² | 16 ± 1 | 16.2 | ||
| Txheej | ply | 2 | 2 | ||
| Lub zog tensile ntev | N*m/g | ≥2 | 6 | ||
| Lub zog tensile transverse | N*m/g | ≥ | 2 | ||
| Lub zog tensile ntub ntev | N*m/g | ≥ | 1.4 | ||
| Kev dawb | ISO% | ≥ | —— | ||
| Kev nthuav dav ntev | —— | —— | 19 | ||
| Kev mos mos | mN-2 txheej | —— | —— | ||
| Cov dej noo | % | ≤9 | 6 | ||
| Sab nraud | Qhov | (5-8 hli) | Cov khoom/m² | No | No |
| (> 8 hli) | No | No | |||
| Kev tsis meej pem | 0.2-1.0mm² | Cov khoom/m² | ≤20 | No | |
| 1.2-2.0mm² | No | No | |||
| ≥2.0mm² | No | No | |||
