Rubber rollers, raws li cov khoom tseem ceeb hauv cov txheej txheem xws li kev sib kis, calendering, thiab txheej, lawv cov khoom siv ncaj qha txiav txim siab qhov kev ua haujlwm raug, kev ua haujlwm zoo, thiab cov khoom zoo ntawm cov khoom siv. Kab lus no tau tshuaj xyuas cov khoom siv thiab cov yam ntxwv ntawm cov khoom siv roj hmab tseem ceeb xws li roj hmab, nitrile roj hmab, silicone roj hmab, thiab fluorine roj hmab. Los ntawm kev sib txuas cov kev xav tau ntawm cov xwm txheej kev lag luam sib txawv, nws tshawb xyuas cov ntsiab lus tseem ceeb ntawm kev xaiv cov khoom, muab ob qho tib si kev kawm thiab kev siv tswv yim rau kev xaiv hauv kev lag luam xws li kev tsim khoom, luam ntawv thiab ntim khoom, thiab textile dyeing thiab luam ntawv. Qhia tawm txoj cai tseem ceeb uas "cov khoom siv ntawm cov roj hmab rollers txiav txim siab lawv daim ntawv thov".
I. Kev faib cov khoom siv thiab kev ua haujlwm tseem ceeb ntawm cov menyuam roj hmab
Kev ua tau zoo ntawm cov menyuam roj hmab yog sib koom ua ke txiav txim siab los ntawm cov qauv molecular ntawm lub hauv paus roj hmab, txoj kev sib txuas thiab cov mis ntxiv. Qhov kev ua tau zoo ntawm qhov sib txawv ntawm cov khoom tseem ceeb yog qhov tseem ceeb, muab lub hauv paus rau kev hloov pauv ntawm qhov chaw
1.Natural roj hmab (NR) cov menyuam
Core kev ua tau zoo: Tensile lub zog 20-30MPa, rebound tus nqi> 70%, zoo heev hnav tsis kam, Shore hardness 50-70A, kev khiav hauj lwm kub ntau yam -5℃rau 80 degree.
Kev ua tau zoo: Zoo elasticity thiab yooj, ruaj khov dynamic mechanical zog, muaj peev xwm ua tau zoo buffering siab shocks, tab sis tsis zoo roj kuj thiab ozone kuj.
2. Nitrile roj hmab (NBR) cov menyuam
Core kev ua tau zoo: Tensile zog 15-25MPa, Shore hardness 55-75A, ntim o tus nqi nyob rau hauv cov ntxhia roj thiab hydraulic roj tsawg dua 10%, kev khiav hauj lwm kub ntau yam -20℃mus rau 100 degree.
Kev ua tau zoo nta: Nws muaj ob qho tib si roj kuj thiab hnav tsis kam, nruab nrab txhua yam muaj zog, muaj zog tiv thaiv tsis yog -polar media, tab sis nruab nrab qis - kub tsis kam thiab huab cua tsis kam.
3. Silicone roj hmab (VMQ) cov menyuam
Core kev ua tau zoo: Ntug hardness 40-60A, kev khiav hauj lwm kub ntawm -60 ° C mus rau 250 ° C, zoo heev kub thiab tsis kub stability, tsis tshua muaj kev sib txhuam coefficient, biocompatibility ua raws li USP Class VI qauv.
Cov yam ntxwv ua tau zoo: Nws muaj qhov ua tau zoo siab - qhov kub thiab txias tsis kam thiab kev ua haujlwm rwb thaiv tsev, yooj yim rau kev tsim thiab tsis lo rau cov ntaub ntawv, tab sis nws cov khoom siv dag zog thiab hnav tsis muaj zog dua li cov roj hmab ntuj thiab cov roj hmab nitrile.
4. Fluorine roj hmab (FKM) cov menyuam
Core kev ua tau zoo: Tensile zog 15-20MPa, Shore hardness 60-80A, kev khiav hauj lwm kub ntau yam -20℃C mus rau 260℃C, resistant rau muaj zog acids, muaj zog alkalis, muaj zog oxidants thiab aviation roj thiab lwm yam corrosive xov xwm.
Cov yam ntxwv ua tau zoo: Nws muaj cov tshuaj lom neeg ruaj khov thiab siab -kub tsis kam, lub neej ua haujlwm ntev, tab sis tus nqi kuj siab, thiab nws cov elasticity thiab kev ua haujlwm tsis zoo.
5. Chloroprene roj hmab (CR) cov menyuam
Core kev ua tau zoo: Tensile zog 25-35MPa, Ntug hardness 50-70A, ozone aging kuj qib mus txog ASTM D1149 Class A, kev khiav hauj lwm kub ntau yam -30℃C txog 100℃C, oxygen index> 38.
Cov yam ntxwv ua tau zoo: Sib npaug huab cua tsis kam, nplaim hluav taws xob thiab tshuaj lom neeg corrosion kuj, siab txhua yam muaj zog, tab sis tsis muaj roj tsis muaj zog dua li nitrile roj hmab.
Ii. Khoom siv - Scene Adaptation: Precise Application Practice of Rubber Rollers
Qhov yuav tsum tau ua rau kub, nruab nrab, siab, kev sib txhuam coefficient, thiab lwm yam ntawm cov roj hmab rollers nyob rau hauv txawv industrial scenarios txawv ho. Cov khoom xaiv yuav tsum ua kom tiav qhov sib tw ntawm "kev ua tau zoo - xav tau"
1. Kev lag luam luam ntawv thiab ntim khoom: Ua raws li tus cwj pwm hloov pauv thiab hnav - tiv taus kev sib raug zoo
Cov ntaub ntawv sib xws: Cov roj hmab ntuj (NR) cov menyuam, cov roj hmab nitrile (NBR) cov menyuam
Daim ntawv thov logic: Nyob rau hauv cov txheej txheem luam ntawv, lub siab elasticity thiab zoo heev resilience ntawm ntuj roj hmab rollers yuav xyuas kom meej daim ntawv thov number case, tsis txhob ink me ntsis thiab tsis tau luam ntawv. Rau cov xwm txheej uas cov kuab tshuaj nyob rau hauv kev sib cuag, cov roj kuj ntawm nitrile roj hmab rollers tuaj yeem tiv thaiv cov khoom los ntawm o thiab deforming, kom ntseeg tau tias luam ntawv raug.
Daim ntawv thov: Ink hloov rollers rau offset tshuab luam ntawv, siab rollers rau gravure tshuab luam ntawv, thiab laminating rollers rau ntim zaj duab xis.
2. Textile printing thiab dyeing kev lag luam: Ntsuas qhov kub thiab txias thiab tiv thaiv - kev ua qias tuaj
Cov ntaub ntawv sib xws: Silicone roj hmab (VMQ) rollers, chloroprene roj hmab (CR) rollers
Daim ntawv thov logic: Nyob rau hauv qhov siab - qhov kub thiab txias theem ntawm kev luam ntawv thiab dyeing txheej txheem (kub 150-}} 200 degree), qhov siab - kub tsis kam ntawm silicone roj hmab rollers tuaj yeem tiv thaiv thermal aging thiab deformation, thiab cov khoom tsis-stick ntawm qhov chaw rau fibers txo cov xov paj entanglement. Cov ntaub ntawv qhia cov menyuam ntawm cov khoom siv sab nraum zoov yog ua los ntawm cov roj hmab neoprene, uas muaj huab cua zoo heev los tiv thaiv kev yaig ntawm ultraviolet rays thiab qhov chaw ntub dej, yog li txuas ntxiv lawv lub neej kev pabcuam.
Cov ntawv thov: Npuag teeb tsa lub tshuab siab rau cov menyuam, dyeing thiab xov cov khoom siv cov ntaub ntawv qhia cov menyuam, textile tshuab luam ntawv scraper cov menyuam.
3. Kev lag luam hlau: Ua rau cov roj stains thiab siab -siab ua haujlwm
Cov ntaub ntawv sib xws: Nitrile roj hmab (NBR) rollers, fluorine roj hmab (FKM) rollers
Daim ntawv thov logic: Hauv kev ua cov khoom txias- dov steel daim hlau thiab txhuas ntawv ci, cov roj hmab chais yuav tsum tau los rau hauv kev sib cuag nrog cov roj txiav, emulsions thiab lwm yam xov xwm. Cov roj ua haujlwm ntawm nitrile roj hmab tuaj yeem tiv thaiv cov khoom siv o, thiab tib lub sijhawm, nws muaj zog txhua yam kom tiv taus siab - siab dov. Rau siab- cov khoom siv hlau kawg uas tuaj rau hauv kev sib cuag nrog cov corrosive coolants, cov tshuaj tiv thaiv ntawm fluororubber rollers ua kom ruaj khov ua haujlwm hauv cov xov xwm hnyav.
Cov ntawv thov: Kev them nyiaj yug yob rau hlau txias dov mills, siab yob rau txhuas ntawv ci slitting tshuab, thiab qhia yob rau precision stamping khoom.
4. Kev lag luam khoom noj khoom haus: Ua tau raws li kev nyab xeeb thiab kev kub ntxhov
Cov khoom siv tau tshaj: Silicone roj hmab (VMQ) cov menyuam
Daim ntawv thov logic: Hauv cov txheej txheem xws li cov khoom noj khoom haus conveyor, biscuit calendering, thiab chocolate txheej, biocompatibility ntawm silicone roj hmab rollers tuaj yeem tiv thaiv cov khoom noj. Lawv qhov siab -kub tsis kam yog haum rau qhov siab - qhov kub thiab txias ib puag ncig hauv cov txheej txheem ua haujlwm (80-}150 degree), thiab lawv qhov yooj yim- kom huv si ua raws li cov qauv kev tu cev.
Cov ntawv thov: Cov chais siab rau cov khoom noj khoom haus conveyor siv, yob rau biscuit forming tshuab, qhia rollers rau cov khoom ntim khoom qab zib.
5. High -kawg cov cuab yeej teb: Hais txog kev nyuaj ib puag ncig
Cov ntaub ntawv sib xws: fluororubber (FKM) rollers, tshwj xeeb silicone roj hmab rollers
Daim ntawv thov logic: Nyob rau hauv cov xwm txheej xws li aerospace tivthaiv kev ua haujlwm thiab cov khoom xa mus rau hauv cov tshuaj tiv thaiv cov hlab ntsha, fluororubber rollers yuav tsum tiv taus qhov kub thiab txias (-50℃txog 250 degree) thiab muaj zog corrosive media. Cov tshuaj lom neeg ruaj khov thiab kub kub tsis kam ntawm fluororubber rollers tuaj yeem ua tau raws li qhov xav tau. Hauv kev tsim khoom semiconductor, wafer hloov cov menyuam yog ua los ntawm cov roj hmab tshwj xeeb silicone, uas nws cov purity siab thiab rwb thaiv tsev kev ua tau zoo tuaj yeem tiv thaiv kev sib kis ntawm cov wafers.
Cov ntawv thov: aviation tivthaiv sib tsoo cov cuab yeej chais, cov khoom siv tshuaj lom neeg conveying rollers, semiconductor wafer hloov cov menyuam.
Iii. Cov ntsiab cai tseem ceeb thiab kev ua kom zoo tshaj plaws rau kev xaiv cov khoom siv
Kev xaiv cov roj hmab rollers yuav tsum ua raws li peb lub hauv paus ntsiab lus ntawm "kev ua haujlwm tseem ceeb, kev ua haujlwm sib luag, thiab tus nqi sib npaug": Ua ntej, qhia meej meej cov ntsiab lus tseem ceeb xws li kev ua haujlwm kub, tiv tauj nruab nrab, thiab siab load; Thib ob, phim qhov ntsuas kub tsis kam, tshuaj lom neeg sib raug zoo thiab cov khoom siv kho tshuab raws li qhov tsis muaj. Thaum kawg, raws li qhov ua tau raws li qhov yuav tsum tau ua, ob qho tib si tus nqi ntawm cov khoom siv thiab cov txheej txheem yuav tsum raug coj mus rau hauv tus account.
Nyob rau hauv lub neej yav tom ntej, kev txhim kho cov khoom siv roj hmab cov menyuam yuav tsom mus rau ob qho kev qhia tseem ceeb: ib qho yog kev txhim kho ib puag ncig, tsim cov roj hmab degradable substrates thiab qis -VOC additives los txo qhov cuam tshuam ib puag ncig; Qhov thib ob yog functional compounding. Los ntawm kev hloov kho kev sib xyaw (xws li sib xyaw cov roj hmab nitrile nrog polyvinyl chloride) lossis txheej txheej txheej txheej txheej txheej txheej txheej txheej txheej, ntau yam kev ua tau zoo xws li "hnav tiv taus + roj tsis kam + kub tsis kam" tuaj yeem ua tiav, txuas ntxiv nthuav dav daim ntawv thov ciam teb nyob rau hauv siab -kawg kev lag luam.
