FR-4 Epoxy Board Nkpuru Oru

February 28, 2023

FR-4 Epoxy Board Nkpuru Oru

Ihe bụ isi nke fr-4 epoxy bọọdụ a bụ iko fiber na resin (ọkachasị na gburugburu. Iji chụso arụmọrụ ngwaahịa kachasị mma, ebe dị iche iche iji wee nwee ike ịhọrọ fr-4 epoxy na-eguzogide ọnọdụ okpomọkụ.

A na-eke nguzogide okpomọkụ nke bọọdụ nke FR-4 Epoxy na-ekewa n'ime ọkwa 8, na nguzosi ike iguzosi ike, okpomoku ikuku na-efe efe kwekọrọ n'ọkwa ọ bụla dị iche. Ọnọdụ nguzosi elu 8 dị iche iche bụ ọkwa, e zite, b ọkwa, f ọkwa, H Gala, C Gala, N gaa na ọkwa. N'etiti ha, R ga-abụ ọkwa kachasị elu nke fr-4 epoxy bọọdụ, ebe ọkwa bụ ọkwa kachasị ala nke fr-4 epoxy. Book anyị na-ahụkarị fr-4 epoxy bọọdụ na ọkwa na nke B.
FR4-2
Maka nkọwa zuru ezu, lee okpokoro nke 3 nke FR-4 Epoxy dị n'okpuru:

Klaasị mkpuchi mkpuchi	Ọkwa	Enịdi	B ọkwa b	F ọkwa	H klas	C klas	N nke	R
Oke ikuku kachasị mma (℃)	105	120	6.0	15-25	180	200	220	240
Ọnọdụ ebili mmiri na-efe efe (k)	60	7.5	80	105	6.5	135	150	170
Onu ogugu atumatu (℃)	80	95	100	120	145	15-25	170	190

A ga-egosiputa ọnọdụ nke arụmọrụ yana ọrụ nkịtị nke ọma na akụrụngwa eletriki eji. A ga-ahọpụta bọọdụ a na-akwado fr-4 epoxy ka ọ bụrụ ule nke ụdị okpomọkụ a iji hụ na ọ nwere ike ịrụ ọrụ nkịtị na ọnọdụ okpomọkụ a ogologo oge. Emela ọdịda nke ngwaọrụ niile n'ihi ọkwa na-ekwesịghị ekwesị nke ihe mkpuchi.

Na mgbakwunye, bọọdụ nke 4 epoxy ga-ebute ngwangwa ịka nká na ọdịda ya na ọrụ na-adịgide adịgide na gburugburu ebe obibi dị elu, yabụ ọ dị ezigbo mkpa ịhọrọ bred epoxy.

FR4-4