PTFE high-temperature cloth (PTFE-coated fiberglass) hi a siamna atana hmanraw hman ang chiah chauh a ni. PTFE hi a pianphungah chuan high-performance polymer a nih laiin, molecular level-a bawlhhlawh awmte hian a property nasa takin a tichhe thei a ni.
Hetah hian 'Raw material thianghlimna' tih hian thil pahnih a kawk a, chungte chu PTFE raw materials (residual initiators, surfactants, low-molecular-weight polymers, metal ions) thianghlimna leh fiberglass finishing agents (sizing, lubricants, weaving atanga bawlhhlawh chhuak) thianghlimna te a ni.
Aokai PTFE hian raw material thianghlim tak tak chauh a thlang thin. He thuziak hian bawlhhlawh hian performance dimension pawimawh paruk a nghawng dan a sawifiah a, chungte chu: heat resistance, non-stick property, electrical insulation, mechanical strength, appearance, leh chemical safety te an ni.
Heat Resistance leh Thermal Stability – bawlhhlawh hian Degradation a ti chak
Heat resistance hi puan lumna sang tak performance indicator bulpui ber a ni.
1. Thil bawlhhlawh hian thermal decomposition hma a tichhuak thin
Residual initiators, low-molecular-weight polymers, leh surfactants tihfai kim loh te hian PTFE thianghlim aiin thermal decomposition temperature a hniam zawk hle. Hun rei tak chhunga high-temperature service (eg, 260°C) hnuaiah chuan heng bawlhhlawh te hi an chhe hmasa a, an carbonize hmasa a, chu chuan gas a siam a, chu chuan coating chhungah bubble, pinhole, blistering leh delamination a tichhuak a ni.
2. Continuous operating temperature tihhniam
Decomposed impurities atanga acidic emaw alkaline byproducts te hian PTFE molecular backbones te cleavage a tichak lehzual thei a, puan temperature resistance rating tak tak chu a tihhniam thei a, a service life pawh nasa takin a ti tawi thei bawk. High-purity raw material chauh hian 260°C atanga 300°C chhungah hun rei tak chhung nghet taka hnathawh theihna a siam a ni.
Aokai PTFE test data: Standard-grade emulsion atanga siam PTFE puan hian 260°C-a darkar 100 hnuah a sen (yellowing) hmuh theih a ni. High-purity emulsion atanga siam puan chu darkar 500 chhung chu temperature inangah a danglam lo.
Non-stick performance hi PTFE high-temperature cloth-a core functional advantage a ni.
1. Lei chunglam chakna insem dan inang lo
PTFE non-stick characteristic hi a surface energy ultra-low atanga lo chhuak a ni. Raw material-ah hian inorganic particles, unmelted resin impurities, emaw oil contaminants emaw a awm chuan sintering hnuah coating-ah emaw, a chhungah emaw a inkhung lut ang a, surface energy inang lo tak tak a siam ang a, adhesion anchor point a siam ang.
2. Non-stick performance a hlawhchham chhoh zel
Workpieces, adhesives leh food ingredients te hi heng anchor point atang hian an inzawm tan a, a tawpah chuan an hnathawh laiin bonded area lian tak tak an siam thin. Raw material thianghlimna sang zawk hian coating uniform leh dense zawk a pe a, release tha zawk leh anti-stick effects a nei bawk.
Electrical Insulation Performance – Ionic bawlhhlawh te hi Charge Carrier an ni
Electrical insulation mat atana hman tur puan lumna sang tak tan chuan thianghlimna hi thil pawimawh tak a ni.
1. Dielectric loss nasa taka sang
Ionic impurities te bakah metal ion, salt, leh residual catalyst te hian charge carrier angin hna an thawk a, dielectric constant leh dissipation factor nasa takin a tipung a, chutih rualin volume resistivity a tihhniam bawk. Hei hian insulation efficiency a tichhe hle.
2. Breakdown voltage tlahniam
Conductive contaminants, metal scraps leh carbonized spot te hian electric field te chu a concentrate a, partial discharge a siam a, hei hian breakdown voltage nasa takin a ti tlem a ni. High-purity PTFE hi high-frequency leh high-voltage working condition-a insulation performance tha tak neih theih nan tih ngei ngei tur a ni.
Hard impurity particle leh unplasticized resin agglomerates te hian coating continuity chu a tichhia a ni. Bending leh stretching repeated hnuaiah hian heng weak point-ah hian crack te hi a duh zawkin a siam chhuak a, a darh zau zawk a, chu chuan tensile strength a tihhniam bakah flex resistance lifespan a ti tawi bawk.
2. Coating adhesion a chhe tawh
Residual surfactant tam lutuk hian PTFE leh fiberglass fabric inkara bonding force a tichak lo a, chu chuan peel strength a ti tlem a ni. High-purity fully molten PTFE atanga siam coatings hian compact texture leh outstanding flexibility a nei a, high-temperature cloth khauh leh chhe thei lo a siam chhuak thin.
A rawng leh a lan dan – Yellowing hi Purity Warning Sign A ni
Pure PTFE hi a pianphungah chuan milky white a ni a, semi-transparent a ni. PTFE high-temperature cloth-a surface defect awm tam ber yellowing hi a tlangpuiin raw material-a bawlhhlawh tam lutuk vang a ni:
Iron rust leh metal bawlhhlawh te
Organic atanga lo chhuak a ni
Thil lum hnuaia carbonization nei awlsam thil
Food processing, medical, leh high-end electronics application-a faina dan khauh tak nei tan chuan raw material thianghlimna hian direct-in thil siam zawh tawhte chu flawless pure white appearance a neih theih leh theih loh leh non-contamination requirements a tlin theih leh theih loh a hril a ni.
Chemical Stability leh Sanitary Safety – Leaching hlauhawmna
Pure PTFE hian chemical zawng zawng deuhthaw atanga corrosion a do thei. Mahse, coating chhunga bawlhhlawh soluble te chu acid chak tak, alkalis chak tak, emaw organic solvent te nena an inhnim chuan a chhe thei a, chu chuan coating a ti hring a, a permeation a thlen thei a ni.
In food processing, pharmaceutical manufacturing, and semiconductor applications, trace harmful impurities (such as legacy PFOA residues) in raw materials carry risks of substance leaching . zawm, high-purity food-grade leh medical-grade raw materials chauh hian FDA, EU, leh a kaihhnawih regulatory standards non-toxic leh him taka hman a tichiang a ni.
Thupui – Thianghlimna hian Performance Ceiling a siam
Raw material thianghlimna hian PTFE high-temperature cloth-a core performance dimension panga chu direct-in a thunun a ni:
Dielectric loss hniam, breakdown voltage sang tak a ni
Loss a pung a, breakdown a tlem bawk
Mechanical chakna a ni
Tough, flexible, crack-resistant tak a ni
Stress concentration, a hmaa cracking
A lan dan & himna
Yellowing, leaching hlauhawmna a awm
Eng bawlhhlawh pawh avanga chhiatna lo awm chuan high-performance PTFE puan chu low-grade fabric pangngaiah a downgrade ang.
Aokai PTFE hian PTFE emulsion thianghlim tak leh fiberglass substrate uluk taka tihfai chauh a hmang a ni. Material thianghlimna documentation, FDA compliance certificate leh heavy metal analysis te pawh dilna angin kan pe thin.
If you wish to obtain detailed specifications, application scenarios and customized solutions for our full product range, including PTFE high-temperature cloth, PTFE high-temperature adhesive tape, PTFE high-temperature mesh belt, seamless heat press belt, single-sided PTFE fabric, high-temperature resistant conveyor belt and heat-resistant fiberglass puan, a hnuaia channel hmang hian min rawn biak theih reng e:
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