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HS Code |
956961 |
| Product Name | Pigment Red BF |
| Color Index | Pigment Red 48:1 |
| Chemical Class | Monoazo |
| Cas Number | 7585-41-3 |
| Molecular Formula | C18H12CaN2O6S2 |
| Appearance | Red powder |
| Shade | Yellowish red |
| Oil Absorption | 40-50 g/100g |
| Light Fastness | 4-5 |
| Heat Resistance | 180°C |
| Specific Gravity | 1.6-1.8 |
| Ph Value | 6.0-8.0 |
| Solubility | Insoluble in water |
| Main Applications | Plastics, inks, coatings, rubber |
| Resistance To Acids | Good |
As an accredited Pigment Red BF factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.
| Packing | Pigment Red BF is packaged in a 25 kg net weight woven plastic bag with inner lining for moisture protection and product labeling. |
| Shipping | Pigment Red BF is shipped in tightly sealed, moisture-proof bags or drums, clearly labeled with product and hazard information. Standard packaging sizes vary, commonly 25 kg per bag or drum. During transit, it is protected against moisture, physical damage, and extreme temperatures to preserve quality and ensure safe delivery. |
| Storage | **Pigment Red BF** should be stored in a cool, dry, and well-ventilated area, away from direct sunlight, heat, and ignition sources. Keep containers tightly closed and avoid contact with strong oxidizing agents. Store in the original packaging or suitable, labeled containers to prevent contamination and moisture absorption. Ensure compliance with local regulations for safe pigment and chemical storage. |
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Purity 98%: Pigment Red BF with 98% purity is used in automotive coatings, where it delivers vibrant color consistency and durability against UV degradation. Particle size 0.4 μm: Pigment Red BF with 0.4 μm particle size is used in printing inks, where it ensures excellent dispersion and high-resolution print quality. Heat stability 200°C: Pigment Red BF with heat stability up to 200°C is used in plastic masterbatches, where it maintains color integrity during extrusion processes. High tinting strength: Pigment Red BF with high tinting strength is used in architectural paints, where it provides superior color saturation and reduced pigment loading. Lightfastness grade 7: Pigment Red BF with lightfastness grade 7 is used in outdoor signage, where it achieves long-lasting resistance to fading under sunlight exposure. Oil absorption value 42 g/100g: Pigment Red BF with an oil absorption value of 42 g/100g is used in offset inks, where it promotes optimal ink viscosity and smooth application. Acid resistance: Pigment Red BF with demonstrated acid resistance is used in industrial coatings, where it enhances pigment stability in harsh chemical environments. Dispersion grade F: Pigment Red BF with dispersion grade F is used in water-based emulsions, where it secures homogeneous color distribution and minimizes agglomeration. Moisture content ≤ 1%: Pigment Red BF with moisture content less than or equal to 1% is used in textile printing pastes, where it prevents clumping and ensures uniform dyeing results. Density 1.5 g/cm³: Pigment Red BF with a density of 1.5 g/cm³ is used in rubber compounding, where it guarantees proper pigment handling and uniform shade strength. |
Competitive Pigment Red BF prices that fit your budget—flexible terms and customized quotes for every order.
For samples, pricing, or more information, please contact us at +8615365186327 or mail to admin@ascent-chem.com.
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Tel: +8615365186327
Email: admin@ascent-chem.com
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Each batch of Pigment Red BF that leaves our factory reflects hours spent with raw materials, process controls, and hands-on checks. Conversations with our partners in the plastics and coatings industries drive our development choices for organic red pigments. Pigment Red BF, developed and refined over years, meets specific demands where color holdout, brightness, and process reliability matter. Suppliers often call out high chroma and stability as the hallmarks of a good pigment, but living and working with the product every day shows many layers to these claims.
Our Pigment Red BF arises from a controlled coupling reaction between diazonium components and naphthol derivatives, a process that looks straightforward on paper and turns demanding in practice. Maintaining particle size and crystallinity shapes final performance—lightfastness, tint strength, and shade strength all rest on how the chemistry proceeds. To achieve the rich blue-toned red that many formulators specify, our team watches for subtle shifts in temperature, pH, and batch timing. Overheating or a slow wash can tilt the shade, waste raw materials, or erode the color’s lasting power.
Our standard grade typically runs as a fine powder, deep red in tone, with particle size in the sub-micron range. These characteristics do not come by luck. Our wet milling step turns into a real-world lesson each morning as crews check slurry viscosity and filtration residue. Too coarse, and you see grit in a plastic compound; too fine, and handling dust becomes a hazard on the shop floor.
Commercial users of Pigment Red BF care about more than just color. Molded plastics often run at high temperatures, and pigment breakdown can trigger fading, warping, or even contaminant blooming. Our heat stability trials, always based in actual injection molding machines, have highlighted specific temperature thresholds: Pigment Red BF tolerates short exposures above 240°C in polyolefins without shade drift or visible decomposition. Printing ink formulators look for color lock, print density on non-absorbent stocks, and minimal rub-off. For coatings, especially solvent-borne alkyds and acrylics, resin compatibility and fastness under exterior light are points of failure for lesser products.
Pigment Red BF brings a strong blue undertone, high purity—meaning low salt and trace metal content from the synthesis steps—and a particulate structure suited for dispersion in both solvent and water matrices. Over the years, customers have told us which applications stretch Pigment Red BF past its sweet spot; for example, some high-end automotive coatings call for even finer dispersions or a different crystal habit, but for standard plastic, offset ink, and packaging coatings, this grade outperforms most reds in consistency and process reliability.
The pigment market teems with options—each designed for a certain cost or performance profile. Comparing Pigment Red BF to pigments like PR 3, PR 4, or the more yellowish PR 53:1, the biggest differences turn up in end-use appearance and stability under stress. Many red pigments sold on the open market are tailored for basic printing or cost-driven paint applications. Their shades drift toward orange or brown, especially after heat cycles or prolonged outdoor light.
Pigment Red BF stands apart with a blue-shaded, highly saturated red that resists fading. Photostability tests routinely show double the lightfastness of commodity-grade reds on PVC or polypropylene films. Our lab runs accelerated weathering and gloss retention tests as a matter of course—many products claim fastness, but scratch testing and outdoor rack studies show that improper crystal form or high soluble content can spell disaster for a formulated paint.
Another critical point is purity. We have always used multi-step washing to squeeze out process salts and filter fine particulates. In our own batches, trace iron, copper, and calcium levels sit several times below international colorant purity guidelines. The result shows up as fewer defects and less interference with plastic additives or metal catalyst systems.
The real test of any pigment comes in the downstream process. We have watched Pigment Red BF move through twin-screw extruders, high-speed dispersers, and pilot-scale coating lines. Unlike many commodity reds, our pigment keeps its color when exposed to aggressive dispersants or high-shear processing. This owes much to the time spent in the filtration and washing stages.
We have received batches of pigments from non-controlled plants, and the differences surprise even seasoned staff. Impurities soak up plasticizer, cause haze in films, or interact negatively with plastic stabilizers. Our extra filtration cycles and scheduled safety checks cut these headaches down. Factory-level monitoring does more than certification paperwork—it shapes every drum we ship.
Particle size dictates more than just hue; it shapes gloss, migration resistance, and dispersibility. We devote significant effort to measuring and adjusting the size spectrum of Pigment Red BF, knowing full well that many customer complaints trace back to poorly milled lots. Batch records from four years ago show a reduction in haze and speck formation following our move to wet-milling and tighter filter mesh grades.
Our experience with high-speed mixing lines in coatings plants taught us firsthand: minor increases in oversized pigment fraction can cause letdown bugs that multiply across thousands of liters. Our current grade, produced with revised grinding protocols, gives more reliable letdown viscosity and less back-pressure on fill lines in packaging.
Formulators working in PVC and polyolefins bring up pigment blooming every year. The smallest presence of soluble salts can spell trouble. This is not just a theoretical worry: a factory run that once skipped an extra water wash showed later as white haze on early-season window profiles. The lesson stayed with us. Since then, all Pigment Red BF runs include salt and heavy ion assays and batch-specific water extractions.
Our team relies on thermal gravimetric analysis and spectroscopic checks far beyond regulatory minimums. The effort carries through into the final part—less migration means bolder colors and reduced risk of surface chalking. Pigment Red BF’s structure stands up to repeated extrusion and UV exposure better than most stock reds.
Years of watching raw pigment use in the plant and at customer locations convince us to take health and regulatory compliance seriously. Pigment Red BF’s chemistry contains no heavy metals or PCBs, and our records show compliance with REACH requirements and major toy standards. We realize regulatory conversations move faster than the base science—our technical staff stays updated and supports partners long after the point of sale.
We communicate directly with downstream users when raw material lists for Pigment Red BF see changes. Our documentation sits open to audit, and all shipments follow current transport and hazard labeling standards. Many of us remember the pigment booms of the late nineties, when unclear labeling led to confusion and product recalls. That chapter left an imprint—each sack we pack carries full traceability.
Pigment Red BF’s journey through the plant touches on many points of environmental exposure: water use, waste management, and energy draw. We have spent the past decade upgrading water recycling, solvent capture, and reaction efficiency. The goal lies beyond compliance; each optimization means fewer raw materials wasted and safer output for local communities.
Traditional pigment chemistry has earned a reputation for chemical waste, but our internal water-loop system means pigment wash water gets filtered, tested, and reused, rather than streamed straight into wastewater. Yearly reports show marked drops in total organic content released from our facility. These gains all feed back into Pigment Red BF quality, giving process stability and cleaner batches with every cycle.
The path Pigment Red BF takes does not stop at our door. We regularly visit conversion plants, color compounding facilities, and print shops that use our pigments. Insight travels both ways: end-users spot problems our batch lab might not, like pigment flooding during summer storage or die build-up in narrow neck extrusion. We partner with users to tweak dispersants and surfactant packages, sometimes changing our grind or surface treatment approaches for a specific market, such as flexible packaging films or specialized gravure inks.
This regular contact lets us catch early hints of downstream issues, fix root problems in new lots, and share practical solutions that cut rework and waste at every level. For example, in the last two years, a customer flagged clumping in high-polymer masterbatch runs. The cause tracked back to humidity uptake during mid-transport—now, all Pigment Red BF drums leave our site with moisture-barrier liners and data-logged seals.
Knowledge does not grow in isolation. We meet monthly with academic partners who review Pigment Red BF’s structure, application, and safety. These discussions often spark new product directions or even minor batch tweaks that might not move a financial needle, but make a world of difference in high-volume production.
For example, new findings on pigment-polymer interaction in polyethylene and polypropylene led us to a tighter particle size spec and a slightly modified post-synthesis wash. The lab and the plant floor interact—genuine advances happen when hands-on operators talk to pigment chemists and vice versa.
Pigment production can hide defects far from the point of sale, sometimes showing up in slow color fade, processing fouls, or outright recall failures years later. We run on the rule that every drum we ship must track back to its reactor, shift, and operator, with supporting documentation open to customer review at any time.
This attitude grows trust beyond contracts. Our oldest partners—many with us since our first decade—come back because problem-solving happens in the open. Pigment science brings surprises. Owning up to batch variability, sharing analysis openly, and always acting on field data—these are everyday principles, not just talking points.
After years of supporting buyers in tough shipping climates and remote manufacturing locations, we emphasize packaging details that engineers often overlook. Pigment Red BF travels in laminar barrier drums, lined and sealed to prevent uptake and dusting. Past experience with weather-exposed shipments and slow-moving inventory taught us how quickly moisture or temperature swings can harm color outcome.
Feedback from frequent users led to new storage recommendations: moderate, dry, and shielded from direct sunlight. In busy factories, stack pressure and vibration introduce real world stress—our team advises rotating inventory and careful scoop protocol to cut caking and lumping. Even seemingly minor adjustments, like having an anti-static liner fitted as standard, reduced user complaints in the field.
R&D never sleeps in pigment manufacturing. Lately, we focus on variants of Pigment Red BF for higher-flow polymers, advanced UV-cure coatings, and greener binder systems. Each demand means changes at the process level—modifying synthesis temperature, altering surface chemistry, or scaling up a specialty filtration step.
Requests from flexible packaging converters, who need a brighter red that locks in at lower film thickness, have us studying novel dispersant mixes directly in the end-use resin. Some color cosmetic and digital printing customers ask about lower dust forms or liquid slurries. We see these as welcomed challenges that drive efficiency and invention on the shop floor.
We keep forums open for ongoing technical exchange—direct user feedback lands with process supervisors, who filter real-world problems to the lab, ensuring that each change to Pigment Red BF reflects downstream, not just internal, success.
Technical means little without reliability. Pigment Red BF grew out of trial, error, repeat process runs, and plain observation across hundreds of applications. Masterbatch houses and print shops need predictability from lot to lot—tech sheets do not reveal how a pigment behaves in the press or on a hot molding line.
From our perspective, the true value of Pigment Red BF rests in its track record: strong performance in challenging plastics, deep color with minimal fade in outdoor signage, easy dispersibility in both solvent and water systems, and reliable, safe use in regulated goods. Years of analytical data support every claim, but the daily proof arrives as drums leave our floor and users return, not because they need just any red, but because Pigment Red BF does not let them down where it counts.
Each pigment batch carries a story—from selection of raw materials through to hands-on process control. Our own experience filling these orders, troubleshooting real-world issues, and backing up our partners in the field shapes every decision. We built Pigment Red BF with loyal users and serious manufacturers in mind—those who need visible, measurable, and repeatable color performance.
Real pigment science starts with seeing the whole journey: plant chemistry, line processing, finished product. We welcome new partners to share their manufacturing challenges, just as we rely on open feedback to shape tomorrow’s grades and solve the tough problems that matter most on shop floors worldwide.