I. Core Product awmna hmun tur
Graphite Sealing Cylinder Gasket hi core component a ni a, internal combustion engine-a sealing mamawhna vel a ni a, high{0}}purity graphite chu key sealing material atan hman a ni. Engine temperature sang leh pressure sang tak hnuaia hnathawh dan buaithlak tak tak atan siam a ni. Graphite-a sealing leh temperature resistance property tha tak takte hmang tangkaiin, combustion chamber gas, engine oil, leh coolant te chu a isolation famkim thei a, blow-by issues a ti bo a ni. Hei hian stable power output, efficient operation, leh engine dam rei theihna tur core support a pe a, engine chi hrang hrang fuel-powered leh hybrid engine tan pawh a tha hle.
II.Technical Parameter hrang hrang te
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Parameter chi hrang hrang a awm |
Chipchiar taka sawifiahna |
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Core Material a ni |
Sealing layer: high-density flexible graphite (thianghlimna 99.5% aia tam emaw, a tlukpui emaw); A thlawptu layer: Q235 low-carbon steel / 304 stainless steel a ni |
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Temperature inthlak danglamna Range |
Hun rei tak-a hnathawhna hmun: -40℃~400℃; instantaneous withstand temperature: 1800℃aia tlem emaw, a tlukpui emaw (duration 10s aia tlem emaw, a tlukpui emaw) |
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Sealing Pressure a ni |
Combustion chamber area-a peak pressure: 25MPa aia tam emaw, a tlukpui emaw; oil kalna kawng sealing pressure: 5MPa aia tam emaw, a tlukpui emaw; coolant kalna sealing pressure: 3MPa aia tam emaw, a tlukpui emaw |
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Size chungchang sawifiahna |
Cylinder diameter inmil: 50mm ~ 160mm (a duh angin a siam theih); a thuk zawng: 1.0mm ~ 3.2mm (standard specification: 1.2mm, 1.5mm, 2.0mm, 2.5mm) a ni. |
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Surface Treatment hmanga enkawl a ni |
Support layer chunglam chu galvanized (zinc layer thickness 10μm~15μm nei) emaw plastic hmanga spray (coating thickness 18μm~22μm nei) emaw a ni a, chu chuan rust-proof grade a nei a, chu chuan darkar 72 chhung salt spray test hnuah rusting a awm lo tih a tichiang a ni |
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Hman dan tur Standard |
ISO 9001 quality management system, SAE J200 standard, GB/T 27696-2011 "Technical Conditions for Cylinder Gasket of Internal Combustion Engine", leh graphite thil siamte tana international environment humhalhna standard te a zawm a ni |
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Quality Inspection neih a ni |
Batch tin hian 100% helium mass spectrum leak detection (leak rate 1×10−10 Pa・m3/s aia tlem emaw a tlukpui emaw), dimensional inspection, leh hardness testing (support layer hardness: HB 185~225) an nei vek a ni. |
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Shelf Life a ni |
A original packaging-ah chuan room temperature (0℃~30℃) leh boruak vawt (relative humidity<=60%)-ah dah a ni a, thla 36 chhung a awm thei |
III. Core Features te pawh a awm
1.Sealing leh Temperature Resistance tha tak a ni
High{0}}density graphite thianghlimna 99.5% aia tam emaw, a tlukpui emaw chu sealing layer atan hman a ni a, low-carbon steel/304 stainless steel support layer nen paired a ni. Graphite layer hian sealing surface-a microscopic gap-te chu a fit hle thei a, instantaneous high temperature 1800℃leh peak pressure 25MPa hnuaiah sealing integrity a vawng reng thei a ni. Blow-by rate hi material cylinder gasket pangngai nena khaikhin chuan 65% aia tam a tlahniam a, hun rei tak-term temperature range -40℃atanga 400℃thleng pawh performance degradation awm lovin a tuar thei bawk.
2.Corrosion Resistance chak tak leh Medium Resistance a nei
Graphite ngei pawh hian chemical stability chak tak a nei a. A bik taka enkawl hnuah engine oil, ethylene glycol coolant, fuel, leh combustion exhaust gas atanga hun rei tak-erosion chu a tuar thei a, tuiah a pil hnuah pawh a hring lo va, a tar lo bawk. Chutih rual chuan ultraviolet rays leh ozone lakah a do thei a, a sealing performance degradation rate pawh complex working condition hnuaiah 3% aia tlem a ni.
3.Adaptive Compensation theihna sang tak a nei
Graphite sealing layer hian compression rate 18% atanga 22% a nei a, rebound rate chu 88% aia Greater emaw a tlukpui emaw a ni. Temperature inthlak danglamna avanga cylinder block/head deformation tenau te, installation laiin sealing surface atanga 0.12mm chhunga inthlauhna te chu automatic in a compensate thei bawk. Sealant dang hman ngai lovin sealing rintlak tak a awm thei a, assembly harsatna a tiziaawm thei a ni.
4.Precision leh Durability sang tak a nei
CNC laser cutting leh precision stamping process hmangin dimensional tolerance chu ±0.015mm chhungah control a ni a, hei hian positioning holes leh engine inkara 100% match a tichiang a ni. Graphite layer leh support layer te hi high-temperature molding hmanga integrally siam a ni a, delamination hlauhawmna a awm lo. Test zawhah engine hian a zawna start leh stop vawi 12,000 leh cumulative operating hours 6,000 hnuah pawh sealing pressure retention rate>=92% a vawng reng a, hei hian traditional gasket nena khaikhin chuan service life 90% zetin a ti rei a ni.
5.Environment humhalh leh dah awlsam
Graphite material hian RoHS leh REACH environmental standard a tlin a, thil hlauhawm tak tak a chhuak lo. Sealing surface kilte chu installation laiin cylinder a scratch loh nan rounded a ni a, hei hian assembly efficiency 30% in a ti sang thei a, manual operation errors a ti tlem thei bawk.
IV.A hmanna tur huam chin
Dilna tur Scenario a ni
Internal combustion engine hmanga thuam hmanrua, passenger lirthei (mid-to{1}}high-end sedan, high-performance SUV, sports car), sumdawnna lirthei (heavy-duty truck, long-distance bus, cold chain logistics lirthei), construction machinery (lian excavator, mining loader, crawler crane), tuipui chakna (tuipui-kal cargo lawng, tuipui kama patrol lawng), generator set (high-power diesel generator, gas generator set), leh lirthei bik (emergency engineering lirthei, sipai off{8}}road vehicle) te a ni.
Engine chi hrang hrang inmil thei
Natural aspiration, turbocharging, supercharging, leh intake method dang hmang thin gasoline leh diesel engine te nen a inmil a, a bik takin high-end engine compression ratio sang ( 13:1 aia tam emaw a tlukpui emaw) leh power density sang ( 40kW/L aia tam emaw a tlukpui emaw) te nen a inmil hle. Hnathawh harsa tak hnuaiah pawh sealing mamawh a phuhruk thei a ni.
hot tags .: sealing cylinder gasket, China-a sealing cylinder gasket siamtute chuan an siam chhuak ta a ni
