PS efere

Ihe efere PS pụtara bụ efere emebere ya nke ọma na-eji na-ebi akwụkwọ offset.N'ime mbipụta akwụ ụgwọ, ihe oyiyi a ga-ebipụta na-abịa site na mpempe akwụkwọ aluminom kpuchie, na-etinye gburugburu cylinder obibi akwụkwọ.A na-emeso aluminom ka elu ya bụrụ hydrophilic (na-adọta mmiri), ebe mkpuchi efere PS mepụtara bụ hydrophobic.
Efere PS nwere ụdị abụọ: efere PS dị mma na efere PS na-adịghị mma.N'ime ha, efere PS dị mma na-akwụ ụgwọ maka oke òkè, nke a na-eji n'ọtụtụ ọrụ na-ebi akwụkwọ na-arụ ọrụ taa.Nkà na ụzụ ime ya etozuola.
A na-eme efere PS nke mkpụrụ na mkpuchi efere PS, ya bụ, oyi akwa photosensitive.Mkpụrụ ahụ na-abụkarị aluminom base plate.Ihe oyi akwa nke photosensitive bụ oyi akwa a kpụrụ site na ikpuchi mmiri mmiri na-ese foto na efere ala.
Ihe ndị bụ isi ya bụ fotosensitizer, onye na-emepụta ihe nkiri na onye inyeaka.Photoensitizer nke a na-ejikarị na efere PS dị mma bụ diazonaphthoquinone ụdị resin fotosenitive ebe nke na efere PS na-adịghị mma bụ resins fotoensitive nke sitere na azide na-enweghị ike ime.
The positve PS efere nwere uru nke ìhè arọ, kwụsiri ike ịrụ ọrụ, doro anya onyoonyo, ọgaranya n'ígwé, na elu-ebi akwụkwọ àgwà.Ihe mepụtara na ngwa ya bụ nnukwu mgbanwe na ụlọ ọrụ obibi akwụkwọ.Ka ọ dị ugbu a, e jikọtara efere PS na ụdị ụdị eletrọnịkị, ikewapụta ụcha eletrọnịkị, na mbipụta nke multicolor, bụ́ nke ghọworo ihe bụ́ isi e ji emepụta platemaking taa.