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Product Details:
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| TiO₂ Content: | ≥ 90 % | Organic Surface Treatment: | Yes (Hydrophobic, No TMP) |
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| Carbon Black Undertone (CBU): | 16.0‑17.2 | Appearance: | White Powder |
| Highlight: | Hydrophobic Surface Treatment Rutile Titanium Dioxide,High Whiteness Titanium Dioxide Pigment,Weather Resistance TiO₂ |
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Dongjia SR‑2850 Rutile Titanium Dioxide
Technical Data Sheet & Certificate of Analysis
1. Product Introduction
SR‑2850 is a high‑performance rutile titanium dioxide pigment specially developed for outdoor plastic applications requiring superior weather resistance and high whiteness. Treated with silicon‑aluminum inorganic coating and hydrophobic TMP‑free organic modification, it delivers excellent outdoor durability, brighter whiteness, bluer undertone, higher tinting strength and lower oil absorption, perfectly matching the long‑term weathering requirements of outdoor polyolefin and PVC products.
2. Technical Specification Table
| Item | Specification |
| TiO₂ Content | ≥ 90 % |
| Inorganic Coating | Silicon & Aluminum (Si, Al) |
| Organic Surface Treatment | Yes (Hydrophobic, no TMP) |
| L* Value | 98.4‑98.9 |
| b* Value | 0.90‑1.30 |
| Tinting Strength | ≥ 99 % |
| Carbon Black Undertone (CBU) | 16.0‑17.2 |
| Melt Flow Rate (MFR) | 6‑9 g/10min |
| Filter Pressure Value (FPV, EN13900‑5) | ≤ 0.5 bar/g |
| Oil Absorption | ≤ 21 g/100g |
| 105℃ Volatiles (while packing) | ≤ 0.5 % |
| Appearance | White powder |
*Please request COA for each batch.
3. Product Features & Advantages
• Si‑Al inorganic coating with hydrophobic surface treatment provides excellent outdoor weather resistance
• High L* value and low b* value ensure bright whiteness and cool blue undertone for plastic products
• High tinting strength and low oil absorption improve coloring performance and processing fluidity
• Optimized melt flow rate and low filter pressure value, suitable for high‑speed plastic extrusion & injection molding
• TMP‑free formula meets strict environmental‑friendly requirements for outdoor plastic applications
• Strict batch quality control, stable performance for long‑term outdoor service scenarios
4. Typical Application Fields
Outdoor polyolefin (PE, PP) products, outdoor PVC products and other weather‑resistant plastic applications.
5. Packaging & Technical Statement
• Packaging: 25kg full‑paper bag; 500kg/1000kg PP woven bag optional
All data in this sheet are typical values under standard laboratory conditions for reference only. Actual product performance shall be subject to the official batch‑specific COA report. Users shall conduct pre‑production verification tests before large‑scale mass production.
Contact Person: Louis Liu
Tel: 13675620692
Fax: 86-532-89088579
English
