PTFE high-temperature fabric (PTFE-coated fiberglass) hi boruak khirh tak tak tan chuan filter media tha tak a ni a: flue gas leivut paih (cement, bawlhhlawh hal, coal boiler 260°C thleng), corrosive liquid filtration (acids, alkalis, oils), food/pharmaceutical sterile filtration, leh HEPA cleanroom filter te. Non-stick surface hian dust caking a veng a, awlsam taka tihfai theih a ni. Membrane-laminated grade te hian ultra-low emission an ti thei a ni.

PTFE high-temperature cloth hian -180°C atanga 260°C thleng electrical insulation tha tak a vawng reng a: volume resistivity >1013 Ω·cm 200°C ah, dielectric constant 2.0-2.1 ah a stable. 260°C aia sangah chuan PTFE chu a nem a, 327°C aia sangah a chhe a, insulation a hloh vek a ni. 0°C hnuaiah chuan insulation a tha a mahse coating chu a brittle ta thung. Performance rintlak tak neih theih nan 260°C chhungah awm rawh.

PTFE high-temperature fabric (PTFE-coated fiberglass) hi food conveyor belt atan a tha hle a, a chhan chu 260°C heat resistance, -70°C cold flexibility, non-stick surface, leh FDA compliance vang a ni. A hmanna tur pawimawh tak tak: bakery oven (biscuit, chhang, pizza), fried food conveyor, candy cooling line, freezing tunnel, heat sealer, leh roller wrapping te. Bawlhhlawh leh tihfai hun a ti tlem.

Calendering – PTFE-coated fabric chu heated mirror rollers inkara 360-380°C-a press hian surface morphology, release property, impermeability, leh mechanical performance te nasa takin a tidanglam a ni. Ra 0.5-1.0 μm atanga <0.05 μm ah roughness a tihhniam a, pinholes a seal a, wear resistance a ti tha a, mahse tear strength leh flexibility a ti tlem thung. Release liners leh electrical insulation atan a pawimawh hle.

PTFE high-temperature fabric-a coating uniformity hi thil pali hmanga teh a ni: coating formulation (particle size 0.15-0.35 μm, viscosity, solid content), coating & sintering process (uniformity atan blade coating duh zawk), substrate quality (weave pattern, pre-treatment), leh production environment (20-25°C, <60% RH). Dip + blade combined process hian penetration leh surface smoothness a balance a.

PTFE high-temperature fabric leh silicone fabric te hian fiberglass cloth hi base atan an hmang ve ve a, mahse coating material-ah erawh an danglam (PTFE resin vs silicone rubber). PTFE hian non-stick, wear resistance, leh chemical resistance 260°C thlenga a tichak hle. Silicone fabric hian flexibility tha zawk a pe a, electrical insulation a pe a, kangmei laka invenna (230°C thleng) a pe bawk. I thil ngaih pawimawh ber a zirin thlang rawh.

PTFE high-temperature fabric hian chemical resistance danglam tak a pe a, acid chak tak, alkalis, organic solvent, leh corrosive gas te a tuar thei a ni. He thuziak hian a thil do thei lo, a tihkhawtlai (molten alkali metals, fluorinating agents chak tak), leh thil pawimawh tak tak, temperature, concentration, leh mechanical stress te chipchiar takin a tarlang a ni.

PTFE impregnation hi fiberglass puan chauh a ni lo. He article hian substrate dang 7 – aramid, carbon fiber, PBI, porous metal, graphite, asbestos (phased out), leh ceramic fillers – te chu an process features, advantages, limitations, leh key application te nen a rawn tarlang a ni.

He article hian PTFE high-temperature cloth atan alkali-free fiberglass cloth hi substrate duh ber a nih chhan a sawifiah a ni. Silane coupling agents hmanga chemical bonding leh physical property pawimawh tak tak thermal stability, dimensional stability, leh corrosion resistance te a huam a – boruak khirh takah pawh hun rei tak chhunga hnathawh theihna tur a ni.