ALUMINUM OXIDE STD-A25
Product Benefits
STD-A25 portfolio offers a wide range of refractory agglomerated super-calcined (RASC) bauxite, which has been calcined at 1650 °C to a high-density aluminum oxide. The main constituent is the mineral corundum.
Quality assurance: Standardized quality guaranteed through ISO 9001 certified quality management.
Process control: Raw materials and production are closely monitored to ensure consistent chemical composition and grain size.
Applications: Used as a raw material for welding fluxes, in refractories, and in slip- and wear-resistant floorings.
Granulometric Data & Physical Characteristics
Mean values.These do not represent a specification.
| Property | Value (A25) | Unit | Method |
|---|---|---|---|
| +25 micron | 3.0 | % | Alpine air jet |
| D50 | 8.5 | μm | Laser diffraction |
| D97 | 30 | μm | Laser diffraction |
| Moisture | 0.1 | % | Halogen moisture analyser @ 105 °C |
| Oil absorption | 13 | g/100 g | ISO 787/5 |
| pH | 7.9 | / | ISO 787/9 |
| Density | 3.8 | g/cm³ | He-pyknometer |
| Loose apparent density | 0.3 | g/cm³ | ISO 787/11 |
Chemical Analysis (XRF)
Mean values.These do not represent a specification.
| Parameter | Result | Dimension | Method |
|---|---|---|---|
| Al₂O₃ | 88.8 | %(m/m) | XRF |
| SiO₂ | 6.0 | %(m/m) | XRF |
| Fe₂O₃ | 1.8 | %(m/m) | XRF |
| TiO | 3.4 | %(m/m) | XRF |
| Na₂O | 0.0 | %(m/m) | XRF |
| K₂O | 0.2 | %(m/m) | XRF |
| MgO | 0.0 | %(m/m) | XRF |
| CaO | 0.0 | %(m/m) | XRF |
| P₂O₅ | 0.07 | %(m/m) | XRF |
| LOI | 0 | %(m/m) | 1000 °C, 1 hour |
If you're ready to take the next step or Request Free Samples, Leave your message below and we’ll reply soon. 20+ years of chemical manufacturing & export experience, a partner you can trust.
Отправить запрос, связаться с поставщиком
Другие товары поставщика
 |
Wood grain powder coating | Product introduction Conventional series wood grain – suitable for standard decorative purposes; E series high-definition wood grain &ndash... |
 |
Sand grain metal POWDER COATING MT-049/77578 | Getaquote whats/app：+86 132 6275 2056 WEB: std-coatings.com No. MT-049/77578 Color Xuanyou (grey) Surface Sand grain metal System Polyest... |
 |
powder coating fiberglass | Getaquote whats/app：+86 132 6275 2056 WEB: std-coatings.com Introduction Why Coat Fiberglass? FRP is frequently used in highly corrosive environmen... |
 |
Flexible Powder Coatings – The Ideal Solution for Bendable Metal Parts | What Are Flexible Powder Coatings? Flexible powder coatings, also known as bend-resistant powder coatings, are specially formulated to provide exc... |
 |
Polyurethane powder coating series | Getaquote whats/app：+86 132 6275 2056 WEB: std-coatings.com Made of hydroxy polyester resin and isocyanate curing agent as the main raw material... |
Похожие товары
 |
Epimedium Extract | Продавец: Fruit Powder,Vegetable Powder | Product Name: Epimedium ExtractLatin Name: Epimedium Sagittatum Maxim.Specification: Icariin 5%, ... |
 |
Pumpkin Powder | Продавец: Fruit Powder,Vegetable Powder | Product Name: Pumpkin PowderLatin Name: Cucurbita pepo L.Used Part: FruitAppearance: yellow fine ... |
 |
Broccoli Powder | Продавец: Fruit Powder,Vegetable Powder | Product Name: Broccoli powder Latin Name: Brassica oleracea L.var.italic Planch. Used Part: Who... |
 |
Pomegranate Powder | Продавец: Fruit Powder,Vegetable Powder | Product Name: Pomegranate PowderLatin Name: Punica granatum linn.Used Part: Fruit juiceAppearance... |
 |
Orange Powder | Продавец: Fruit Powder,Vegetable Powder | Product Name: Orange PowderLatin Name: Citrus sinensisUsed Part: Fruit juiceAppearance: Light yel... |
