I unroll a, a thar roll of PTFE high-temperature tape – mahse layer te chu a inzawm khawm a ni. I phelh chuan adhesive chu non-stick back side-ah a transfer a, tape chu a tichhia a ni. Hei hi interlayer adhesion emaw blocking emaw an ti a.
Hun rei tak dahkhawm laiin a thleng thin a, a bik takin boruak lum lai emaw, roll dahkhawm lai emaw a thleng thin. A chhan chu material property (PTFE’s elastic memory, silicone PSA creep) leh pawn lam thil (heat, pressure) te inzawmkhawm vang a ni.
Aokai PTFE hian hei hi hmangin a chinfel sak a gradient winding tension design – hei hi production technique a ni a, pawn lam atanga chhung lam layer thlengin tension looser deuh deuh a hmang thin. He guide hian blocking a awm chhan leh a ven dan tur a sawifiah a ni.
Engvangin Nge PTFE Tape Layers te hi an inzawm khawm? A chhan bulpui ber
Interlayer adhesion ven nan hian a chhan lian tak pahnih i hriatthiam a ngai a, chungte chu material property leh external storage conditions te an ni.
1. I dodal zawnga hnathawk thei material property
PTFE film elastic memory: A siam chhuah lai hian PTFE molecular chain te chu an inzawm khawm thin. Pressure hnuaia rolled form-a rei tak dah a nih chuan internal stress a chhuak thin. Film hian a pianphung pangngaiah kir leh a tum a, chu chuan tape chu a warp emaw, adhesive chu a inthen emaw a ni.
Silicone PSA creep: Silicone pressure-a sensitive adhesive hi semi-fluid a ni. Sustained heat leh pressure hnuaiah chuan zawi zawiin a luang (creeps), non-stick back side-ah a lut a, layer te chu a inzawm khawm tir thin.
2. Blocking ti chak thei external storage factors
Temperature: 40°C aia sang chuan adhesive flow chu nasa takin a chak zawk thin. Khua lum chuan PSA a ti nem.
Humidity: Humidity sang chuan adhesive hydrolysis a thlen thei a, a chunglam chu a tacky thei a ni.
Mechanical pressure: Roll rit tak takte chu a chungah dah khawm chuan adhesive layer chu a hnunglam lamah a hrual a, chu chuan permanent physical adhesion a siam a ngai a ni.
A chinfel dan – Gradient Winding Tension Design siam a ni
Invenna bulpui ber chu thil siam chhuah laiin winding tension control hi a ni . Principle chu a awlsam hle: pawn lam layer-ah tight, chhung lam layer-ah loose.
H3: Engvangin nge gradient tension hian hna a thawh
Roll pumpui chu tension sang tak nei reng chungin a hliam a nih chuan, core bula inner layer-te chuan thla emaw kum tam tak emaw chhung chu sustained compressive force an tawk a ni. Chu pressure chuan adhesive chu PTFE hnunglam lamah a nawr lut a, blocking a siam thin.
Gradient tension nen chuan:
Pawn lam layer te chu a hliam nghet hle – compact taka awm theih nan tension an mamawh.
Inner layer (core hnaih) te chu a lo inhliam a – residual pressure tlem ber an tawng thin.
Result: Core hi adhesion thlen thei khawpa pressure pek a ni ngai lo, rei tak dah hnuah pawh.
1. A kalpui dan – closed-loop tension control
Aokai PTFE hian closed-loop tension control system a hmang a, a component pathum a awm a, chungte chu:
Component a ni
Thiltih
Sensors te pawh a awm
Tuna roll diameter awm mek chu real-time-a enfiah a ni
Controller a ni
Proprietary formula hmangin roll diameter atanga tension mamawh a chhut thin
Actuators te an ni
Winding tension chu dynamically-in a siamrem theih nan frequency emaw torque motor emaw a danglam thei
Tension chu a chhung lam ring atanga pawn lam ring thlengin a tlahniam zauh zauh a. Hei hian a veng bawk . tight-set rolls (a chhung lam layer te chu a compress a, unwind harsa tak a nihna hmun)
Anti-Blocking Measures kimchang tak – Winding piah lam
Gradient tension hi core solution a ni a, mahse production leh storage measure dang nena khaikhin chuan a thawk tha ber.
1. Production lam hawia tihchangtlunna
Teh
Engtin Nge A Ṭanpui
Cohesion sang tak nei silicone PSA
Pressure leh heat hnuaiah creep tlem zawk
Extruded PTFE film a ni
Skived film aiin molecular orientation stress a hniam zawk
Non-adhesive lam ah coating chu thlah rawh
Fluoro-silicone emaw primer emaw hmangin adhesive layer-a adhesion tihziaawmna tur a awm
Taksa lama inthiarfihlim
Thick adhesive grade tan chuan layer inkar ah release paper emaw film emaw dah la
PSA adhesion tihtlem nan release coating hnawih thin ang che
Lum leh vawt tehna
15-40°C ah dah la, >40°C ah dah loh tur
Uap
30-70% RH a ni
Stacking a ni
Rack-ah horizontal a ni a, bottom roll-ah pressure na tak a awm lo
Rotation a ni
Stress point thlak danglam nan quarter tin rolls turn thin ang che
Inspection neih a ni
Hman hmain blocking chhinchhiahna a awm leh awm loh enfiah hmasa phawt ang che; test a nih chuan a chiang lo
Aokai PTFE hian PTFE high-temperature tape an siam a, gradient winding tension chu standard angin an siam a ni. Hun rei tak (thla 6 aia rei) dahna atan chuan roll te chu foil bag-ah desiccant nen seal belh leh climate-controlled condition-a dah belh kan rawt a ni.
Roll awm tawha block i neih chuan, unwinding hmain darkar engemaw zat 30-40°C-ah roll kha lum tir tum ang che – adhesive chu a nem tawk thei a, transfer lovin a chhuak thei bawk. Mahse tihdam ai chuan invenna hi a tha zawk fo.
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