Gịnị bụ Cross Cut Test?

Nnwale ịkpụ n'ofe bụ ule iji kọwaa nrapado nke mkpuchi ma ọ bụ mbipụta na isiokwu.

Enwere ike kewaa ya na ọkwa ASTM 5, ọkwa dị elu, nke siri ike nke ihe ndị a chọrọ.Maka iko nwere mbipụta silkscreen ma ọ bụ mkpuchi, na-abụkarị ọkwa ọkọlọtọ bụ 4B na mpaghara flaking <5%.

Ị maara ka esi eji ya?

-- Kwadebe igbe nnwale obe
--Gba obosara ihe dịka 1cm-2cm na etiti 1mm - 1.2mm na mpaghara ule, grids 10 na mkpokọta.
-- Buru ụzọ hichaa ebe a gbuturu obe
-- Tinye ụzọ mgbata 3M iji hụ ma ọ dị ihe mkpuchi / eserese ọ bụla bụ bee
-- Tulee ọkọlọtọ iji kọwaa ogo ya

Glass kwuruna-agbasi mbọ ike ka ị bụrụ onye mmekọ a pụrụ ịdabere na ya ma mee ka ị nwee mmetụta nke ọrụ agbakwunyere bara uru.