Ihe mkpuchi ntụ ntụ Thermosetting Maka ịgbasa Electrostatic
Nkọwa nkenke nke mkpuchi ntụ ntụ
Ụdị mkpuchi ntụ ntụ maka teknụzụ ịgbasa electrostatic dị iche kpamkpam na mkpuchi nkịtị ma dị na steeti ezigbo ntụ ntụ. N'ihi na ọ dịghị ihe mgbaze, a na-akpọ ha mkpuchi ntụ ntụ. Isi njirimara nke mkpuchi ntụ ntụ bụ: adịghị emerụ ahụ, ịrụ ọrụ nke ọma, nchekwa akụ na gburugburu ebe obibi.
Thermosetting ntụ ntụ bụ ihe a na-ejikarị eme ihe nke electrostatic spraying powder na otu n'ime nke mbụ a ga-emepụta ma tinye ya. Ọ nwere ike siri ike, nguzogide kemịkalụ dị mma na oke okpomọkụ dị elu, a na-ejikwa ya na mkpuchi ụlọ ọrụ, mmepụta ihe, ihe owuwu na ubi ndị ọzọ. A na-ejikarị ntụ ntụ thermosetting eme ihe gụnyere epoxy, polyester, acrylate na polyether.
Ngosipụta ngwaahịa
Nkewa nkịtị
Electrostatic spraying powder coatings na-ekewa n'ozuzu ụzọ abụọ: thermoplastic ntụ ntụ mkpuchi na thermosetting ntụ ntụ mkpuchi.
1. Thermoplastic ntụ ntụ mkpuchi
Thermoplastic ntụ ntụ mkpuchi mejupụtara thermoplastic, pigmenti, ndochi, ihe nkedo na stabilizer. Thermoplastic ntụ ntụ mkpuchi gụnyere: polyethylene, polypropylene, polyester, PVC, chlorinated polyether, polyamide, cellulose, polyester na na.
2. Thermosetting ntụ ntụ mkpuchi
Ihe mkpuchi ntụ ntụ na-agụnye thermosetting resin, onye na-agwọ ọrịa, pigmenti, ndochi na ihe mgbakwunye. Thermosetting ntụ ntụ mkpuchi gụnyere: epoxy resin, epoxy polyester, polyester, polyurethane, acrylic resin na na.
Uru
Enwere ike kewaa ntụ ntụ plastik n'ime ntụ ntụ thermoplastic na ntụ ntụ ntụ ntụ; ntụ ntụ n'èzí na ntụ ntụ ime ụlọ; ntụ ntụ na-eguzogide okpomọkụ na obere okpomọkụ ntụ ntụ.
1. Uru nke thermoplastic plastic ntụ ntụ bụ ihe siri ike, nkwụsị dị mma, nguzogide kemịkalụ, a pụkwara itinye ya na mkpuchi nke ihe mkpuchi mkpuchi.
2. Uru nke ntụ ntụ ime ụlọ bụ na arụmọrụ adịghị ike karịa ntụ ntụ n'èzí, enwere ike iji ya mee ihe maka mkpuchi ụlọ workpiece, ọnụahịa dị ọnụ ala.
3. Uzuzu okpomọkụ dị elu nwere ike iguzogide okpomọkụ dị elu nke ogo 200 ruo ogologo oge na mkpuchi adịghị agbanwe agba, ihe anụ ahụ na nke ígwè ọrụ nke ikike ikike.
4. Thermosetting ntụ ntụ na ụlọ okpomọkụ agaghị adị nro na agglomeration, ezi n'ibu dispersion, mfe na-etolite a flat cover film.
5. N'èzí ntụ ntụ kwesịrị ekwesị maka n'èzí workpiece mkpuchi, na antioxidant, mgbochi ultraviolet ray, mgbochi acid na alkali foogu na mmiri ozuzo, ezi thermal mgbasawanye na mkpi ọrụ.
6. Obere okpomọkụ ntụ ntụ nwere ike ịbanye n'ime ihe nkiri mkpuchi na 80-150 Celsius, a pụkwara iji ya mee ihe na osisi na plastik.