Ƙunƙashin zafin jiki na fiberglass shine babban dalilin rashin kwanciyar hankali na tef na PTFE. A PTFE sintering yanayin zafi (360-400 ° C), saura danniya saƙa da aka saki. Idan ba a tsare ba, masana'anta suna raguwa; idan an kame, damuwa na ɓoye yana kulle a ciki, yana haifar da raguwa daga baya yayin maganin manne (150-200°C) da dumama amfani ta ƙarshe. Magani: yi amfani da fiberglass da aka saita pre-zafi tare da <0.5% raguwa a 400 ° C, kawar da ragowar damuwa kafin sutura.

Thickeners a cikin PTFE emulsion bauta hudu m ayyuka: dakatar stabilization (hana daidaita m PTFE barbashi), karfi-thinning hali (high danko a sauran, low karkashin agitation ga sauki shafi), shigar azzakari cikin farji loading a kan fiberglass masana'anta), da kuma film uniformity (hana fatattaka a lokacin bushewa). Mahimman buƙatu: masu kauri dole ne su bazu gaba ɗaya a ~ 380 ° C zafin jiki na sintering, barin ragowar ash don kula da tsabtar shafi da rufin lantarki.

Aokai PTFE ya ƙaddamar da cikakken samfurin sa a APFE Shanghai 2026 (Booth 6T602, Hall 6). Abubuwan da aka nuna sun haɗa da kaset ɗin fiberglass-ƙarfafa PTFE, fina-finai na PTFE masu tsafta, matakan anti-static, da bel mai zafi mai zafi - rufe sarrafa abinci, lamination PV, batirin lithium, kayan lantarki, da marufi. Nunin yana gudana har zuwa Yuni 26. Duk samfuran suna goyan bayan ƙayyadaddun al'ada.

PTFE surface jiyya ga bonding manne yana amfani da manyan hanyoyi guda biyu: high-zazzabi narkewa (mafi girma weather juriya, 9.5 MPa ƙarfi tare da hada guda biyu wakili, amma saki mai guba gas) da sodium-naphthalene etching (5 MPa nan da nan adhesion, kunkuntar 24-48 hour taga, m sharar gida). Zaɓi bisa ga kula da muhalli da kuma dogon lokaci vs. aikin ɗan gajeren lokaci.

Gwajin ingancin emulsion na PTFE ya ƙunshi alamomin maɓalli shida: m abun ciki (60 ± 2% da T / FSI 067-2021), pH (9.0-11.0), rarrabuwar barbashi (laser diffraction / DLS), danko (12-30 mPa · s a 25 ° C), kwanciyar hankali (centrifugal, thermal). Wannan jagorar ta ƙunshi daidaitattun hanyoyin gwaji don kowane siga.

Don amfani PTFE high zafin jiki tef da tabbaci a kan mai lankwasa da kuma ba bisa ka'ida ba saman ba tare da kumfa da gefen warping, wani daidaitaccen aiki tsari yana da muhimmanci, ciki har da sosai substrate pretreatment, sana'a aikace-aikace basira da kuma dace karin matakan. Daga cikin su, pretreatment na substrate shine mataki mafi mahimmanci, wanda ke ƙayyade kusan 70% na sakamako na ƙarshe.

Dangane da yanayin ƙaƙƙarfan ƙa'idodin muhalli, emulsion PTFE mara kyauta na PFOS/PFOA samfuri ne wanda aka haɓaka don maye gurbin tsarin PFOA na gargajiya wanda ya ƙunshi hanyoyin polymerization. Yana kula da ainihin kaddarorin PTFE yayin da yake haɓaka abokantakar muhalli da amincin lafiya sosai.

Ƙimar haɓakar haɓakar thermal na masana'anta mai girman zafin jiki na PTFE ba ƙayyadadden ƙima ba ne. Ya rage kadan a cikin zafin jiki zuwa 100 ° C (kimanin 0.5 × 10⁻⁵ / ° C), duk da haka yana tashi sosai a ƙarƙashin yanayin zafi mai girma.

A matsayin ƙwararrun masana'anta na PTFE high zafin jiki zane, Jiangsu Aokai New Materials hannun jari core slitting dabaru. Don guje wa burrs, delamination da karkatacciyar girma yayin tsagawa, yana da mahimmanci don sarrafa abubuwa masu mahimmanci guda huɗu cikin tsari: yankan kayan aiki, kayan aiki, albarkatun ƙasa.

A matsayin asali manufacturer na PTFE high-zazzabi kaset, Jiangsu Aokai New Materials yanzu elaborates da tasiri na sanyaya hanyoyin da sanyaya rates a kan yi na warke PTFE high-zazzabi kaset.I. Mahimmancin Halayen Crystallization na PTFE da Ka'idar Ratewar Kwanciyar sanyiThe PTFE su