دانستنیها
کاغذ سرامیکی papers ceramic
Features L Papers have superior insulation capacity and flexibility to suit for gaskets and buffers in high-temperature use. Kinds 1260 Paper S1600 Paper Applications 1. As gaskets and packing material2. As a filler for the expansion allowance of firebricks 3. As back-ups and cushions of various refractories4. As a replacement of asbestos Quality Specification 1260 Papers S 1600 Papers Max. Service Temp.(℃) 1260 1600 Bulk Density(kg/m3) 250 150 Loss on Ignition(%) 6.2 8 Shot Content(%) 4.2 1.0(Total) Thermal Conductivity{W/(m+K)} at 600℃ JIS A 1412-1 0.10 0.10 Note: Above data are not standard but average results of tests conducted under standard procedures and subject to variation. Results should not be used for specification purposes. Thickness(mm) Width(mm) Length(m) 0.5 600 30 1 30 2 15 3 10تازه ها و رویدادها
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قیمت نفت باز هم در چاله دلار افتاد
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رئیس ستاد اجرایی فرمان امام (ره): حضور شرکتهای خارجی در ایران نگرانی ندارد
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ریاضت اقتصادی نوشداروی آلام عربستان است
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Iran’s oil exports hit pre-sanctions high
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اوپک همچنان در بازار نفت تاثیر دارد
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چرخش ١٨٠ درجه ای عربستان در قبال قیمت نفت
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Iran says will not join deal to freeze oil output