Qhov Zoo Tshaj Plaws Ntawm BMC Hauv - txheej txheem pwm txheej

BMC nyob rau hauv - txheej txheem pwm txheej (lub npe tag nrho: Bulk Molding Compound Hauv -Pwm Txheej, abbreviated li IMC/PIMC)yog ib qho txheej txheem kev sib xyaw ua ke uas ib txhij ua tiav kev txhaj tshuaj molding ntawm BMC substrate thiab kev kho ntawm txheej txheej. Nws txawv ntawm cov kauj ruam ib txwm muaj-los ntawm- kauj ruam hom "kev txhaj tshuaj molding → pretreatment → spraying → drying". Nws qhov zoo tuaj yeem txheeb xyuas tshwj xeeb raws li cov txheej txheem tshwj xeeb, cov ntsiab lus ntawm kev ua haujlwm, thiab kev lag luam daim ntawv thov scenarios. Txhua lub ntsiab lus yog ntxiv nrog cov ntaub ntawv tshwj xeeb thiab siv tau rau kev nkag siab yooj yim thiab siv siv:

 

1. Kev txo nqi thiab kev txhim kho kev ua tau zoo: ua kom tiav cov txheej txheem streamlining, kom muaj nuj nqis ntawm kev txuag nqi, thiab hloov mus rau ntau lawm

Piv nrog rau cov txheej txheem cumbersome ntawm tsoos tshuaj tsuag tshuab, BMC nyob rau hauv - pwm txau ua tiav "ib- kauj ruam molding". Cov txiaj ntsig tshwj xeeb yog nyob rau hauv kev txhim kho kom muaj nuj nqis hauv peb yam: txheej txheem, nqi, thiab kev ua haujlwm. Cov ntsiab lus yog raws li nram no:

Qhov sib piv	Tsob tshuaj txau txheej txheem	BMC Hauv -Mould Spraying Process	Lub zog thiab qhov tseem ceeb
Tus naj npawb ntawm cov txheej txheem	9 kauj ruam (Kev txhaj tshuaj molding → Sib tsoo → tshem tawm plua plav → Primer daim ntawv thov → ziab → Topcoat daim ntawv thov → Secondary drying → Tshuaj xyuas → ntim)	3 kauj ruam (moulding → hauv -pwm txau → synchronous curing → demolding → soj ntsuam thiab ntim)	Cov txheej txheem tau raug txo los ntawm 67%, tshem tawm lub sijhawm- siv cov kauj ruam xws li xuab zeb thiab ntau yam txheej txheem ziab.
khoom siv tswv yim	Kwv yees li ntawm 800, 000 - 1, 200,000 yuan (ib xyoos ib zaug ntawm 100,000 automotive tha xim sab hauv), thiab yuav tsum tau yuav cov tshuab sib tsoo, cov kab tsuag, thiab lwm yam.	Kwv yees li ntawm 3 mus rau 4 lab yuan (tib yam li kev tsim muaj peev xwm), tsis tas yuav yuav cov khoom pabcuam ntxiv	Cov cuab yeej siv peev tau txo qis los ntawm 60% mus rau 70%.
txiv neej efficiency	Nws xav tau ib pab neeg ua haujlwm, nrog rau txhua tus neeg ua haujlwm tsim tawm 200 txog 300 daim ib hnub.	Tsuas yog 1-2 tus neeg ua haujlwm xav tau, thiab qhov nruab nrab txhua hnub tso tawm rau ib tus neeg yog 1,500-2,000 daim.	Qhov kev thov rau tib neeg cov peev txheej tau txo los ntawm 70%, thiab qhov nruab nrab tus nqi ua haujlwm txhua hli tau nqis los ntawm 50% mus rau 60%.
Txheej siv tus nqi	40% - 60%, nrog rau cov teeb meem ntawm atomization thiab ntug-pob khib	Ze li 100%, tsis muaj pov tseg los ntawm atomization	Kev txo nqi txhua xyoo hauv kev siv xim yog kwv yees li 100,000 txog 150,000 yuan (rau tib lub peev xwm ntau lawm)
Kev siv hluav taws xob theem	120 - 150 kWh ib teev (yuav tsum tau ziab tas li)	30 - 50 kWh toj ib teev (synchronous curing, tsis muaj cua sov ntxiv)	Kev siv hluav taws xob raug txo los ntawm 60% - 80%, thiab kev txuag hluav taws xob txhua hli rau 30, 000 - 50,000 yuan.
txheej txheem voj voog	60 - 90 feeb rau ib thooj	8 - 15 feeb rau ib thooj	Kev ua tau zoo tau nce los ntawm 6 mus rau 8 zaug.
Lub sijhawm hloov xim	30 mus rau 60 feeb (nrog rau lub sijhawm los ntxuav cov phom, tshuaj tsuag lub rooj, thiab lwm yam)	5 mus rau 10 feeb (tsuas yog hloov lub nozzle thiab kho qhov kev pab cuam)	Haum rau ntau- xim batch ntau lawm scenarios

II. Environmental Protection thiab Low Carbon: Cov pa phem tshwj xeeb yog tswj hwm, raws li kev lag luam ib puag ncig tiv thaiv cov qauv, thiab cov nqi ntawm kev tiv thaiv ib puag ncig raug txo.

Cov txheej txheem no txo ​​cov pa phem los ntawm ob qho tib si khoom siv thiab txheej txheem. Tag nrho cov kev tiv thaiv ib puag ncig- cov ntaub ntawv ntsig txog tuaj yeem taug qab tau meej thiab ua raws li lub teb chaws cov cai tiv thaiv ib puag ncig thiab kev tiv thaiv ib puag ncig ntawm ntau yam kev lag luam. Cov ntsiab lus yog raws li nram no:

Cov pa phem emissions tswj tau: Peb siv cov kuab tshuaj-dawb lossis tsawg- cov kuab tshuaj- cov ntaub ntawv txheej tshwj xeeb (cov khoom tseem ceeb yog cov hmoov resins thiab curing agents, tsis muaj volatile solvents xws li benzene thiab toluene), nrog VOCs (volatile organic compounds) emissions Less than 10mg/m. Piv rau cov tshuaj hnyav ib txwm siv- raws li kev txau (VOCs emissions 200-500mg/m³), qhov no txo ​​qis dua 95%. Qee qhov kev daws teeb meem siab kawg tuaj yeem ua tiav qhov ze-zero VOCs emissions, ua raws li "Unorganized Emission Control Standard for Volatile Organic Compounds" (GB 37822-2019). Tsis muaj kev nqis peev ntxiv hauv cov khoom siv kho mob VOCs loj (xws li cov khoom siv hluav taws xob ua kom cov pa roj carbon monoxide, cov khoom siv catalytic combustion) yuav tsum tau. Tsuas yog cov khoom siv hluav taws xob tso pa yooj yim tsuas yog xav tau kom ua tau raws li cov qauv emission.

Tsis muaj cov pa phem thib ob: Kev tshuaj tsuag ib txwm yuav tsum tau siv cov kuab tshuaj thiab cov tshuaj ntxuav tu (rau kev ntxuav cov phom txau thiab qhov chaw ua haujlwm), uas yuav tsim cov dej khib nyiab uas muaj cov kuab tshuaj thiab cov khib nyiab pov tseg, thiab yuav tsum tau kho nyias; Hauv -pwm txau tsis xav tau cov kuab tshuaj lossis cov tshuaj ntxuav, tsuas yog tsim cov txheej txheem me me ntawm cov khib nyiab (uas tuaj yeem rov ua dua thiab rov siv dua), tsis muaj dej khib nyiab lossis cov kuab tshuaj pov tseg, tsis muaj kuab paug rau hauv av lossis dej hauv lub cev, tus nqi kho ib puag ncig raug txo los ntawm ntau dua 70%, thiab tib lub sijhawm, nws zam qhov kev pheej hmoo ntawm kev nplua nyiaj ntau dua 0000000000000 yuan. Cov kev txwv uas tau ntsib los ntawm cov tuam txhab vim tsis yog - ua raws li cov qauv kev tiv thaiv ib puag ncig.

Green material compatibility: Cov khoom siv txheej tuaj yeem ua los ntawm ib puag ncig tus phooj ywg thiab biodegradable resins, uas muaj kev sib raug zoo nrog BMC substrate (iav fiber ntau + resin). Cov khoom pov tseg tuaj yeem raug crushed thiab rov ua dua kom ua tiav cov khoom siv rov ua dua tshiab, ua raws li txoj kev loj hlob ntawm "tsawg- carbon ntau lawm thiab ncig kev lag luam" hauv kev lag luam xws li tsheb thiab kev kho mob (xws li cov kev cai ib puag ncig ntawm lub zog tshiab hauv kev lag luam tsheb).

III. Product Quality: Quantifiable parameters, superior tsos thiab kev ua tau zoo, hais txog qhov mob cov ntsiab lus ntawm cov txheej txheem tsim khoom

Hauv -pwm txau tso siab rau kev tswj cov pwm, ua kom cov khoom ruaj khov. Cov tsos, adhesion, durability thiab lwm yam tseem ceeb ntsuas tau txais kev txhawb los ntawm cov tsis meej, thiab nws tseem tuaj yeem daws qhov tsis zoo ntawm cov tshuaj tsuag ib txwm muaj. Cov ntsiab lus yog raws li nram no:

 

(1) Qhov tseeb qhov tseeb: Tsis muaj qhov tsis xws luag, muaj peev xwm ua tiav cov qauv tsim, haum rau siab - qhov kawg xav tau

Controllable txheej thickness: Los ntawm cov pwm channel tsim thiab txau lub siab hloov (0.3-0.5 MPa), cov txheej thickness yuav precisely tswj nyob rau hauv 0.15-0.25 hli, nrog ib tug yuam kev ntawm tsawg tshaj li los yog sib npaug rau ± 0.02 hli, deb superior rau tsoos tshuaj tsuag (thickness yuam kev ± 0.05 hli), tsis txhob co co co teeb meem xws li 0.05 mm. kom raug.

Zoo li flawless: Cov txheej yog uniformly thiab ib txhij kho nyob rau hauv pwm, ua rau ib tug du thiab txawm nto. Tsis muaj qhov tsis zoo xws li cov txiv kab ntxwv tev, npuas, khiav -tawm, pinholes, los yog xim txawv nyob rau hauv ib txwm tshuaj tsuag. Lub ntsej muag gloss tuaj yeem kho tau (60℃gloss 20-90 GU), ua kom rov ua dua ntawm nano-level zoo textures (xws li ntoo lis, tawv zoo nkauj), xim xim, matte / siab gloss, thiab lwm yam, ua tiav cov teebmeem zoo nkauj. Nws tuaj yeem npog cov iav fiber ntau cov qauv thiab khawb ntawm BMC substrate, ua kom cov khoom dhau los ntawm 85% -90% hauv cov tshuaj txau rau ntau dua 99%.

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Cov xim muaj zog sib xws: Siv lub tshuab txau tshuab, cov txheej txheem sib xyaw ua ke thiab lub kaum sab xis yog tsau (kho tau los ntawm 15℃mus rau 90 degree). Cov xim sib txawv ntawm cov khoom los ntawm tib lub batch thiab cov khoom sib txawv yog tsawg dua lossis sib npaug rau 1.5 (kev lag luam tus qauv Tsawg dua lossis sib npaug rau 3), yam tsis muaj xim sib txawv ntawm phau ntawv txau. Nws yog qhov tsim nyog rau cov xwm txheej uas yuav tsum tau muaj rau cov xim sib xws (xws li cov khoom siv hauv tsheb, cov khoom siv hauv tsev).

 

(2) Adhesion thiab Durability: Ntau tshaj li cov txheej txheem ib txwm muaj, tsim nyog rau kev thov siv cov xwm txheej

Muaj zog adhesion: Cov txheej thiab BMC substrate yog ib txhij tsim thiab co-kho (kho kub 150-180 degree, kho lub sij hawm 5-8 feeb). Lawv cov qauv molecular zoo sib xws, thiab kev sib txuas sib txuas yog nruj. Raws li GB / T 9286-1998 daim phiaj xeem tus qauv, qhov adhesion tuaj yeem ncav cuag 0 qib (tsis muaj txheej txheej tom qab kuaj kab sib chaws, tsuas yog hnav me ntsis ntawm cov kab sib chaws), thaum cov tshuaj txau ib txwm muaj qhov adhesion ntawm 1-2 qib (ib nrab detachment tshwm sim tom qab daim phiaj xeem). Qhov no kiag li daws qhov mob taw tes ntawm tsoos coatings tev thiab ntog tawm.

Kev ua tau zoo heev: ① Scratch resistance: mem hluav hardness tuaj yeem ncav cuag 2H-3H (thaum cov tshuaj tsuag ib txwm ncav cuag 1H). Raws li tus qauv GB / T 6739-2006, thaum lub zog quab yuam yog 500g, tsis muaj qhov pom tseeb kos, thiab nws tuaj yeem tiv taus kev sib cuag thiab kev sib txhuam txhua hnub (xws li sab nrauv ntawm cov khoom siv hauv tsev, tsheb sab hauv armrests); ② Huab cua tsis kam: Tom qab xenon teeb aging test (1000 teev, simulating sab nraum zoov raug tshav ntuj thiab los nag), qhov gloss retention tus nqi yog ntau dua los yog sib npaug rau 85%, tsis muaj fading, tawg, los yog hmoov. Lub neej kev pabcuam sab nraum zoov tuaj yeem ncav cuag ntau dua 10 xyoo (thaum cov tshuaj tsuag ib txwm siv sijhawm li 5-6 xyoo); ③ Cov tshuaj tiv thaiv corrosion: Nws tuaj yeem tiv taus cov tshuaj lom neeg xws li cawv, acetone, dilute acid (pH ntau dua lossis sib npaug ntawm 4), thiab dilute alkali (pH tsawg dua lossis sib npaug li 10) so, tsis muaj xim hloov lossis pleev xim tev, haum rau kev kho mob, tshuaj, thiab lwm yam xwm txheej (xws li cov khoom siv kho mob uas yuav tsum tau siv tshuaj tua kab mob ntau zaus).

Functional customization: Functional additives can be additives to the coating according to the industry requirements to achieve exclusive functions: ① Hauv kev kho mob: Ntxiv nyiaj ion tshuaj tua kab mob, cov kab mob tua kab mob tiv thaiv Staphylococcus aureus thiab Escherichia coli yog mus txog 99.9%, nws tuaj yeem tiv taus siab -kub 4} qib siab, siab 1 3 - feeb), ultraviolet sterilization, thiab ua tau raws li cov qauv kev tu cev rau cov khoom siv kho mob (GB 15980-1995); ② Hauv hluav taws kub- cov xwm txheej tsis zoo: Ntxiv hluav taws kub- cov tshuaj tiv thaiv kab mob (xws li txhuas hydroxide, bromine-raws li hluav taws kub- retardants), hluav taws kub- qib ntawm cov txheej txheej tuaj yeem ncav cuag UL94 V-0 qib, thiab lwm yam, tsim rau cov khoom siv hluav taws xob. hluav taws kub-cov kev cai retardant; ③ Kev kho tus kheej muaj nuj nqi: Ntxiv elastic resin, tom qab khawb me ntsis (qhov khawb qhov tob tsawg dua lossis sib npaug li 0.05mm), nws tuaj yeem kho tus kheej hauv 60-80℃ib puag ncig, tsis tas yuav tsum tau siv cov xim pleev xim ntxiv.

 

III. Adaptability thiab khiav hauj lwm: dav kev pab them nqi scenarios, siab automation theem, muaj zog stability

Cov txheej txheem no tsis tas yuav tsum muaj kev ua haujlwm nyuaj, sib xws nrog ntau yam khoom siv BMC, thiab tsis tshua muaj kev cuam tshuam los ntawm lwm yam, haum rau loj - nplai thiab cov qauv tsim. Cov ntsiab lus tshwj xeeb yog raws li hauv qab no:

Daim ntawv thov dav: Nws tuaj yeem siv rau kev kho deg ntawm ntau yam BMC cov khoom, suav nrog kev lag luam tsheb (dashboard, bumper, qhov rooj sab hauv vaj huam sib luag, cov khoom siv cav), kev lag luam kho mob (phaj phais, tshuaj tua kab mob, plhaub khoom siv kho mob), kev lag luam khoom siv hauv tsev (lub tshuab ntxhua khaub ncaws, cua txias vaj huam sib luag, qhov cub sab hauv liner), cov khoom siv hluav taws xob sab nraum zoov, cov khoom siv hluav taws xob sab nrauv, lub thawv plhaub, insulator), thiab lwm yam. Nws yog qhov tshwj xeeb tshaj yog tsim rau cov xwm txheej uas yuav tsum muaj siab rau huab cua tsis kam, lub zog, thiab nplaim hluav taws (xws li cov khoom siv sab nraum zoov, cov khoom siv hauv lub cav tsheb).

 

Kev ua haujlwm tsis siv neeg nrog kev ruaj ntseg siab: Siv PLC automated tswj system, ua ke nrog cov neeg kho tshuab tes (txhaj tshuaj raug ± 0.1mm), nws ua tiav cov txheej txheem xws li txau thiab demolding. Nws tsis tshua muaj kev cuam tshuam los ntawm cov yam ntxwv xws li kev ua haujlwm zoo ntawm kev siv phau ntawv, cov av noo ib puag ncig (cov tshuaj tsuag ib txwm xav tau cov av noo ntawm 40% -60%, thaum nyob rau hauv pwm sab hauv txau tsis muaj kev txwv nruj), thiab kub. Qhov tsis xws luag ntawm cov khoom tuaj yeem tswj tau qis dua 1%, thaum cov tshuaj tsuag ib txwm muaj qhov tsis xws luag ntawm kwv yees li 8% -12%. Nyob rau tib lub sijhawm, cov khoom siv tuaj yeem ua haujlwm tsis tu ncua rau 24 teev, nrog qhov tsis ua haujlwm tsawg (hloov tsis ua haujlwm tsawg dua lossis sib npaug li 3%), txo qis kev poob qis.

 

Qhov zoo ntawm pwm thiab demolding: Cov khoom siv txheej muaj me me ntawm cov neeg ua haujlwm tshwj xeeb demolding (tsis tas yuav tsum tau ntxiv), qhov demolding kuj yog tsawg dua los yog sib npaug rau 500N, demolding yog yooj yim, thiab nws yuav tsis ua puas lub txheej txheej; Nyob rau tib lub sijhawm, cov tshuaj tsuag sab hauv tuaj yeem txo qhov kev sib txhuam ntawm BMC substrate thiab pwm, txuas ntxiv pwm kev pab cuam lub neej los ntawm ntau tshaj 3 zaug (lub neej kev pab cuam ntawm kev txhaj tshuaj pwm yog kwv yees li 100,000 pwm cycles, thaum lub sij hawm txhaj tshuaj pwm tuaj yeem ncav cuag ntau dua 300,000 pwm cycles), thiab txo cov pwm hloov ib qho nqi (tus nqi. 50, 000 - 100,000 yuan).

 

IV. Kev txuag chaw: Kev yoog rau kev teeb tsa kev cob qhia thiab txhim kho kev siv qhov chaw

Lub rooj cob qhia tshuaj tsuag ib txwm yuav tsum muaj kev sib cais rau thaj chaw txhaj tshuaj molding, thaj chaw sib tsoo, thaj chaw txau, thiab qhov chaw ziab, ua rau thaj chaw loj hauv av (500-800㎡ xav tau rau kev tsim khoom txhua xyoo ntawm 100,000 khoom); BMC nyob rau hauv- txheej txheem txau pwm ua ke tag nrho cov txheej txheem rau hauv ib qho kev sib koom ua ke, nrog rau cov cuab yeej siv tsuas yog 100-200㎡ ntawm qhov chaw hauv pem teb, txuag tshaj 70% ntawm qhov chaw ua haujlwm, thiab cov cuab yeej tuaj yeem hloov kho kom haum rau qhov sib txawv rhiav kev teeb tsa (xws li cov chaw ua haujlwm me me thiab nruab nrab); Nyob rau tib lub sijhawm, los ntawm 联动 ntawm cov neeg kho tshuab txhais tes, thaum lub sij hawm sib txawv (5-8 feeb) tom qab txheej txheej, BMC substrate tom ntej tuaj yeem muab pub rau hauv, ntxiv kev txhim kho qhov chaw siv thiab kev tsim khoom txuas ntxiv, tshwj xeeb tshaj yog tsim rau kev cob qhia layouts ntawm cov khoom loj xws li hauv tsheb thiab khoom siv hauv tsev.