Product Description for Pigment red 48:2
CAS No.: 7023-61-2
Molecular Formula: C18H11CaClN2O6S
Relative Density: 1.50-1.80
Bulk Density: 12.5-15.5 lb/gal
Average Particle Size: 0.05-0.07 μm
Particle Shape: Cubic, rod-like
Specific Surface Area: 53-100 m²/gp
H Value (10% slurry): 6.4-9.1
Oil Absorption Value: 35-67 g/100 g
Physical Properties
It appears as a bright bluish red powder and is insoluble in water. When dissolved in concentrated sulfuric acid, it turns purplish red; upon dilution, it precipitates as a bluish red solid. It shows a brownish red color in concentrated nitric acid and turns red in contact with sodium hydroxide.
Chemical PropertiesIt has good light fastness and heat resistance, but relatively poor acid and alkali resistance. Applications
1. InksIt is mainly used in NC-based packaging printing inks and serves as one of the standard colorants for gravure inks. Note that it may cause thickening when applied in water-based inks.
2. Plastic ProductsIt can be used for coloring various plastics. For instance, it withstands a temperature of up to 230ºC for 5 minutes in HDPE; it is widely applied in LDPE coloring and can also be used for masterbatch coloring of PP. In soft PVC, it provides coloring without bleeding.
3. CoatingsIt is applicable to low-cost industrial coatings, imparting vivid colors to the coating systems.
4. Rubber ProductsIt can be used for rubber coloring to achieve the desired color shades of rubber products.
5. Cultural and Educational SuppliesIt is suitable for coloring stationery items such as crayons and colored pencils, endowing these products with bright and vibrant colors.
Detailed Photos
Product Description
Product Parameter
| Light Fastness |
5 |
| Heat Resistance(ºC) |
180 |
| Water Resistance |
5 |
| Oil Resistance |
5 |
| Acid Resistance |
3 |
| Alkali Resistance |
3 |
| Alcohol Resistance |
4-5 |
Application:
Pigment Red 48:2 is suitable for color masterbatch and coloring paint, ink, paint printing, rubber, latex, polyethylene, and other products, also used for coloring of natural paint, leather, and viscose liquid.

Certifications

Exhibition
Company Profile
Ruicai company was founded in 2009 with the main objective to carring on the business of manufacturers in color pigments and color masterbatch. After years of effort, the company today has become one of the largest manufacturer of color pigments and color masterbatches in the north of China. Due to the excellent technical team and good after-sales service, the products of the company have been exported to more than 50 countries and have been widely recognized and praised by many overseas customers. The company has established its own brand in the export market and has become a leading exporter of pigments and masterbatches. Ruicai's corporate policy can be summed up as customer satisfaction, reliability, innovation, quality, and service. Customer needs are the center of all activity at Ruicai. The key is that we can provide customized services, and achieving customer satisfaction and recognition is our ultimate goal.
Our Team
After-service
1. According to the requirements of customers, we choose the safest and most cost-effective mode of transportation for customers
2. Tracking goods until the goods are safely delivered to customers
3. 24hours online, we will provide technical support to solve the problems for customers.
4. Provide the return-exchange goods service for no reason.
Packaging & Shipping
Packing: Outer paper bag packing, inner plastic bag.
25kg pigments / bag
Lead time: Within 7 workdays after receiving customers' payment
Payment term: 30%TT In advance, the 70% will be paid against the copy bill of lading
Our products advantages
1. High concentration of pigment
2. Excellent dispersion, good heat-resistance, high color fastness, stable performance and bright color
3. Non-toxic, environmental-friendly industry