Okwu mmalite nke isi ihe nchebe ọkụ ọkụ
A na-ejikarị ihe mkpuchi ọkụ na-echebe isi ọkụ (ọkụ na-ere ọkụ) iji kpuchido isi, akụkụ na olu n'oge ọrụ mgbanyụ ọkụ, site na ọkụ ma ọ bụ okpomọkụ dị elu. Ọ na-emezu ihe achọrọ nke GA869-2010 "Firefighter's Protective Headgear for Fire Fighters", ma nwee ike ịnye akụkọ nyocha na asambodo 3C. A na-eji ihe ndị na-egbochi ọkụ dị mkpa dị ka aramid mee ya. Ọ nwere ezigbo ọkụ na ihe na-egbochi ọkụ, ọ gaghị aga n'ihu na-ere ọkụ ma ọ bụrụ na ọkụ mepere emepe. Nnukwu ngbanwe ya na ịdị nro dị mma na-eme ka ngwaahịa ahụ dị mfe iyi, dị mma na magburu onwe ya na ọrụ. Nhazi nke mmadụ nwere ike ichekwa nchekwa isi nke onye nwe ya nke ọma, a na-ejikwa ya na ngalaba nchekwa ọkụ, ígwè, mmanụ ala, na ụlọ ọrụ kemịkalụ.
Nka nka
1. Ịrụ ọrụ ọkụ ọkụ: ogologo mmebi ogologo bụ 7mm, ogologo mmebi weft bụ 5mm, oge ọkụ na-aga n'ihu bụ 0s, ọ dịghị agbaze ma ọ bụ ihe na-agbapụta.
2. Mgbe 260 ℃ thermal kwụsie ike ule, akụkụ mgbanwe ọnụego tinyere warp na weft ntụziaka bụ 2%, na sample elu enweghị doro anya mgbanwe dị ka discoloration, agbaze na ntapu.
3. Mpempe ọgwụ mgbochi nke akwa akwa bụ ọkwa 3, ọ dịghị ihe ọ bụla formaldehyde achọpụtara, uru PH bụ 6.72, ike ọnụ bụ 1213N, na nha mgbanwe mgbanwe nke oghere ihu bụ 2%.
4. Ọnụego mgbanwe nha nke ịsacha bụ 3.4% na ụzọ kwụ ọtọ na 2.9% na ntụgharị ihu.
Nka nka
1. Ịrụ ọrụ ọkụ ọkụ: ogologo mmebi ogologo bụ 7mm, ogologo mmebi weft bụ 5mm, oge ọkụ na-aga n'ihu bụ 0s, ọ dịghị agbaze ma ọ bụ ihe na-agbapụta.
2. Mgbe 260 ℃ thermal kwụsie ike ule, akụkụ mgbanwe ọnụego tinyere warp na weft ntụziaka bụ 2%, na sample elu enweghị doro anya mgbanwe dị ka discoloration, agbaze na ntapu.
3. Mpempe ọgwụ mgbochi nke akwa akwa bụ ọkwa 3, ọ dịghị ihe ọ bụla formaldehyde achọpụtara, uru PH bụ 6.72, ike ọnụ bụ 1213N, na nha mgbanwe mgbanwe nke oghere ihu bụ 2%.
4. Ọnụego mgbanwe nha nke ịsacha bụ 3.4% na ụzọ kwụ ọtọ na 2.9% na ntụgharị ihu.
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