Nidaamka aruurinta biyaha rooga ee Lorenge Sponge

Qeybta keydka biyaha roobka roobka ee loo yaqaan 'PPB Roobka' waxay qaadataa Golaha Gudbinta PPB Waxqabadka Qaab-dhismeedka wuxuu buuxiyaa shuruudaha qaabdhismeedka 'Tragration' ee hadda jira "ee loo yaqaan 'balaastigga' ee jihada biyaha, ee loogu talagalay in lagu keydiyo biyaha roobka, qaanuunka iyo kaydinta" GB / T40221. Shuruudaha Imtixaanka PPB: Xoog-darrada muddada-gaaban: XIRIIRKA XAQIIQADA WAA IN AY KA HESHO M20NKN: Tilmaanta biyaha waa inaysan ka yarayn 95%, 600 ℃ ± 25 ℃) Waa inuu ahaadaa <30%, waqtiga hufnaanta (200 ℃) / Mint20%, oo wuxuu dhaafi karaa tijaabada walaaca ee muddada-dheer ee muddada-dheer.
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