سعر فوب
أحصل على آخر سعر300 / Tonne
|1 Tonne Minimum Order
بلد:
China
نموذج رقم:
BB—01
سعر فوب:
300 / Tonne أحصل على آخر سعر
الموقع:
china
سعر الحد الأدنى للطلب:
300 per Tonne
الحد الأدني للطلب:
1 Tonne
تفاصيل التغليف:
25kg/bag
موعد التسليم:
after receive the down payment within 3days
القدرة على التوريد:
100 Tonne per Day
نوع الدفع:
T/T, Western Union, Other
مجموعة المنتج :
-
الشخص الذي يمكن الاتصال به Ms. abigail
huanyuan 12th road, Zhengzhou, Henan
Black corundum is also known as low aluminum corundum. It is also a new type product of polishing material, and it is a dark gray crystal body made α-Al2O3 and ferropicotite as main ore in the electric arc furnace by smelting the bauxite. It has characteristics of moderate hardness, high toughness, high temperature resistance, and stable thermal stability. It is mainly suitable for free grinding, such as coarse grinding before electroplating products, mainly for polishing and sandblasting of stainless steel, fabricated metal products.
Black corundum physical and chemical indicators:
|
Specifications |
Main Chemical Composition% |
||
|
Al2O3 |
Fe2O3 |
SiO2 |
|
|
BA—â… |
*1—*5 |
9—*1 |
≤8 |
|
BA—â…¡ |
*5—*0 |
*0—*2 |
≤*0 |
Black corundum physical performance indicators:
|
Item |
Indicators |
|
Color |
Black |
|
Crystal |
Trigonal system |
|
Hardness (Mohs) |
≥ 9.0 |
|
Melting point (℃) |
***0 |
|
The maximum temperature (℃) |
***0 |
|
True Density (g/cm3) |
≥ 3. *0 |
|
Linear expansion coefficient (*****0℃) |
**9 |
| بلد: | China |
| نموذج رقم: | BB—01 |
| سعر فوب: | 300 / Tonne أحصل على آخر سعر |
| الموقع: | china |
| سعر الحد الأدنى للطلب: | 300 per Tonne |
| الحد الأدني للطلب: | 1 Tonne |
| تفاصيل التغليف: | 25kg/bag |
| موعد التسليم: | after receive the down payment within 3days |
| القدرة على التوريد: | 100 Tonne per Day |
| نوع الدفع: | T/T, Western Union, Other |
| مجموعة المنتج : | - |
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