Lokacin da aka gabatar da matsalolin da aka yi a kasar Sin, saboda masu yawa masu gida sun damu da babbar tambaya: Mene ne aka sanya ta? Kuma yaya game da haɗin gwiwar da ake amfani dashi don haifar da siginan tsakanin shingen sandals?
Matsalar Rock da Takarda
Bayan shekaru masu amfani da fasaha da kuma cigaban samfur, yana da ban sha'awa a lura cewa an gina ganuwarmu ta kayan abu biyu: rock da takarda.
Duk da yake drywall zai sami yawan additives, mafi yawan kamfanonin samar da samfur daga:
- Gypsum : Yana tattare da 70% zuwa 90% na takardar takarda, gypsum ya dade yana da mahimmancin kayan samfurori. In ba haka ba ana sani da sunadarai na calcium, gypsum ba shi da daraja ga mine, hujja ta wuta, kuma yana samar da kyawawan dabi'un sauti. Nau'in ƙaddarar wuta na X zai zama ƙwayar fiberglass a gypsum. Ba kamar asbestos ba, wanda aka sani da zai haifar da rashin lafiya mai yawanci da ake kira mesothelioma, gypsum turbaya ba mummunar haɗariyar haɗari ba.
- Cellulose : Har zuwa 10% na abun da ke ciki na drywall. Cellulose shine takarda da ke fuskantar bangarorin biyu na drywall. Bugu da ƙari, duk da haka, ba a fuskanci bushewa a cikin takarda amma a cikin matakan fiberlass mat. Misalan sun hada da USG Sheetrock® Mould Mough and GP's DensArmor Plus®. A gaskiya ma, idan ka taba amfani da takarda-takarda na furo irin su FibaTape, kana amfani da irin kayan da aka yi amfani da shi don maganin bushewa.
Bayan waɗannan abubuwa mafi rinjaye biyu, duk abin da ke cikin alaƙa:
- Silica Crystalline
- Vermiculite
- Potassium Sulfate
- Tsari
- Mica
- Wax
- Boric Acid
Hadin hadin gwiwa
Saboda mai haɗin gwiwa , ko laka, don rufewa da takalmin tebur a tsakanin zane-zane na bushe-bushe kamar gypsum, ana daukarta shi ne gypsum.
Ba haka ba.
- Calcium Carbonate : In ba haka ba an san shi a matsayin katako mai tushe, wannan shine ma'adinai na ainihi a busassun laka.
- Talkom : Shin yatsun busassun ƙura ne na gyaran ku? Kuna ci gaba da yin katanga don hana turbaya zuwa wasu sassa na gidan ku? To, zargi laifin. Wannan ma'adinai mai mahimmanci, wanda yake da masaniya kamar jariri foda, ana amfani dashi a cikin mahallin mahallin saboda sassan jikinsa suna kwance kuma suna tsayayya da fatalwa. Talc shine sashi wanda ke taimakawa yadudun yashi a matsayin gilashi. Tsakanin 5% da 15% na haɗin ginin sun hada da talc.
Sulfur da Strontium Ba a Barka ba
An samo Sulfur ne a bushewa na kasar Sin, amma babu wani abu da aka yi a Amurka. An samo Strontium a cikin mafi girma da yawa a cikin raƙumi na kasar Sin fiye da yadda aka yi amfani da shi a cikin Amurka.
Acetaldehyde da formaldehyde sun samo asali ne a cikin kwaminisanci na kasar Sin da Amurka. Amma a cikin ruwan sanyi na Amurka, waɗannan abubuwa sun kasance cikin iyakokin tsaro (kuma ba a cikin shararwar kasar Sin ba).
US Brands na Drywall Shin Bayyana
Paperrock® na katako, wanda kamfanin USG Corporation ya yi, shine mafi shahararren nau'in drywall. Idan kana da katako daga USG, za a iya tabbatar da kai cewa babu matsala na "Sinanci" za ta ci gaba da kai tare da kwamfutarka. USG ta nuna cewa, a cikin shekaru 90 na masana'antu, samfurori ba su taɓa samun irin matsalolin da aka samo su ba a cikin shararwar Sinanci.
Idan wannan ba zai sake tabbatar da kai ba, lokacin da muka yi magana da USG, sai suka gaya mana cewa "Gidan na'ura na USG na PaperGck® ne aka yi a Arewacin Amirka." USG bai taba yin katako a kasar Sin ba, kuma bai sake yin gyare-gyare ba ko kuma aka sake gina katako a cikin Sin. "
A cikin binciken hadin gwiwa daga Hukumar Tsaron Kasuwancin Amurka da wasu manyan hukumomin tarayya guda hudu, an gano matakan da aka yi na Amurka don samun al'amurran da suka shafi kamala na kasar Sin.