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Chromium Oxide
Chromium Oxide (Cr₂O₃) – High-Performance Green Pigment for Coatings, Ceramics & Refractories
- Overview
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Product Name: Chromium Oxide
Product Details:
1.Chemical Formula: Cr2O3
2.Appearance: Hexagonal crystal system or amorphous olive green powder
3.Standard: HG/T 2775-2010
4.Features: Melting point 2266±25℃,boiling point 4000℃, with a metallic luster and magnetic. Insoluble in water and acid soluble in hot alkali metal bromate solution, light, atmosphere, high temperature and corrosive gases(SO2、H2S,etc.) is extremely stable.
5.Applications: Used for metallurgy,paint,refractory and ceramic industries.
6.Packaging: 25kg bags, supporting ton bags.
Product parameters
| ITEM | INDEX | |||||||
| Type Ⅰ | Type Ⅱ | |||||||
| Superior Grade | First Grade | Qualified Grade | Superior Grade | First Grade | Qualified Grade | |||
| Chromium trioxide (in Cr2O₃) ɯ/% | ≥ | 99.0 | 99.0 | 98.0 | 99.0 | 99.0 | 98.0 | |
| Water-soluble chromium (in Cr) ɯ/% | ≤ | 0.005 | 0.03 | 0.03 | 0.005 | 0.03 | 0.03 | |
| Moisture ɯ/% | ≤ | 0.15 | 0.15 | 0.3 | 0.15 | 0.15 | 0.3 | |
| Aqueous solution ɯ/% | ≤ | 0.1 | 0.3 | 0.4 | 0.2 | 0.3 | 0.5 | |
| PH value (100g/L suspension) | 6~8 | 5~8 | 5~8 | / | ||||
| Oil absorption ɯ/(g/100g) | 15~25 | ≤20 | ≤25 | |||||
| Screen residue | (0.045mm test screen) ɯ/% | ≤ | 0.1 | 0.2 | 0.3 | 0.2 | 0.2 | / |
| (0.075mm test screen) ɯ/% | ≤ | / | 0.5 | |||||
FAQ
Q: Are you a factory or a trading company?
A: We are a factory with our own production lines. And we cooperate with several chemical factories, and can provide one - stop purchasing services.
Q: Can I visit the factory?
A: Yes, you are warmly welcome.
Q: What is the Minimum Order Quantity (MOQ)?
A: The MOQ for standard products is 1 FCL (Full Container Load), and we can provide 500g samples for free. For customized products, it will be adjusted according to the formula. Please consult our sales representatives for details.
Q: Can you provide customized packaging?
A: We support various customized packaging, such as ton bags, moisture - proof vacuum packaging, labeled packaging, etc. Additional packaging fees will be calculated according to the actual cost.
Q: What are the payment methods?
A: We accept T/T (50% advance payment + the balance according to the contract agreement), L/C (only from well - known banks, sight and irrevocable), and Alibaba Credit Insurance Orders.
Q: How long is the production cycle of an order?
A: After the advance payment is received, it will take about 3 - 20 days depending on the order quantity.
Q: What are the transportation methods?
A: We support sea freight, air freight, and international express delivery. Real - time logistics tracking will be provided.
Q: Can I appoint a freight forwarder company?
A: We support customers in appointing freight forwarders, but they need to have the qualification for chemical transportation. It is recommended to use our professional cooperative freight forwarders.
