ساینده های کوراندوم کروم صورتی
کوراندوم کروم صورتی به صورت الکتریکی در دمای بالا ذوب می شود و با مقدار مناسبی از کروم اکسید شده به آن اضافه می شود. صورتی است. سختی آن نزدیک به، اما چقرمگی بالاتر از WA است. ابزارهای ساینده ساخته شده از آن دارای دوام عالی و تمیزی پردازش بالا هستند که برای سنگ زنی دقیق عوارض اندازه گیری، شفت های اصلی تراش، ابزار و قطعات دستگاه، رزوه کاری قطعات کار و نمونه برداری و غیره مناسب هستند.
ترکیب شیمیایی
محدوده اندازه شن | کروم کم | کروم متوسط | کروم بالا | ||||||
Al2O3 | Cr2O3 | Na2O | Al2O3 | Cr2O3 | Na2O | Al2O3 | Cr2O3 | Na2O | |
F12-F80 | ≥98.50 | 0.20-0.45 | ≤0.50 | ≥98.20 | > 0.45-1.00 | ≤0.55 | ≥97.40 | > 1.00-2.00 | ≤0.55 |
F90-F150 | ≥98.50 | ≤0.55 | ≥98.20 | ≤0.60 | ≥97.00 | ≤0.60 | |||
F180-F220 | ≥98.00 | ≤0.60 | ≥97.80 | ≤0.70 | ≥96.50 | ≤0.70 | |||
اموال فیزیکی
مواد معدنی اساسی | اندازه کریستال | چگالی واقعی | چگالی ظاهری | سختی دکمه |
α-AL2O3 | 600-2000 | ≥3.90 | 1.40-1.95 | 2200-2300 |
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