PUR ndiyo chidimbu chePolyurethane Reactive. Iyo inowanzoitika reactive polyurethane inopisa inonyungudutsa adhesive. Iyo ine maitiro maviri eyakajairwa inopisa melt adhesive uye reactive mhando:
Kazhinji pane zvikonzero zviviri zvehurombo viscosity yePUR inopisa kunyunguduka adhesives: kunamatira kwenhema kana kusava nesimba kwekutanga simba. Chikonzero chekunamatira kwenhema ndechokuti nguva yekugara yeglue muDashi pressure-sensitive tape ipfupi, uye kunyorova. uye kusungirirwa kwe substrate hakuna kukwana. Iyo PUR inopisa inonyunguduka inonamatira yakavakirwa pacrystalline polyester iri nyore kuumba manyepo adhesion kune dense substrates kana ichishandiswa kusungirira, senge glue mumufananidzo.
EVA inopisa inonyunguduka inonamira firimu ine zvakawanda zvakanakira izvo zvimwe zvinonamira hazvigone kuenderana, uye iri zvakare maitiro ekunamatwa kwekushandisa mumaindasitiri mazhinji mune ramangwana. Mabhenefiti chaiwo ndeaya anotevera
Nekushandiswa kwezvinonamira zvinopisa zvinonyunguduka uye tekinoroji yavo yekubatanidza muindasitiri yemachira, tekinoroji yekusona yemicheka nemachira yakatsiviwa nehunyanzvi hwekubatanidza, nekudaro kuchengetedza machira neshinda yekusonesa uye kuwedzera kugona kwekugadzira. Mumakore achangopfuura, PUR inopisa melt adhesives yakashandiswawo muhuwandu mukugadzira machira asina kuruka. PUR inopisa inonyunguduka inonamira inoshandiswa zvakanyanya sembatya, zvinhu zvekurapa, sefa zvinhu, machira ekupukuta, machira echisvusvuro, magumbeze, matehwe ekugadzira, machira ekudzivirira, nezvimwe.
Zvinhu zvitatu zvekunamira zvinonyunguduka kwete-tsvimbo Inonyunguduka inonamira semusika uchangoburwa unonamira zvigadzirwa zvakakurumbira, vanhu vazhinji vakatanga kunzwisisa, shandisa inopisa inonyungudika inonamira zvigadzirwa. Zvisinei,
Kune mamwe makambani anoshandisa zvinonamira zvinonyunguduka zvinopisa pakugadzira, adhesive inonyungudika inopisa ine mvura yakanaka ine simba rekupinda mukati. Paunenge uchisangana nemamwe mapuranga ane rough textures, glue iri nyore kubuda kubva kune slits uye maduku maduku. akapinda mubhodhi. Kana pane glue yakakwana muchikamu chekubatanidza