ULTRASIL eCO 7000 GR

    • Product Name: ULTRASIL eCO 7000 GR
    • Chemical Name (IUPAC): Precipitated silicon dioxide
    • CAS No.: 68909-20-6
    • Chemical Formula: SiO₂
    • Form/Physical State: Granules
    • Factroy Site: No.1 Hengli Road Economic Development Zone of Nanma ShengzeTown,Wujiang District
    • Price Inquiry: sales2@ascent-chem.com
    • Manufacturer: Hengli Petrochemical Co., Ltd.
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    VTB
    Specifications
    HS Code 852981
    Product Name ULTRASIL eCO 7000 GR
    Manufacturer Evonik Industries AG
    Form Granules
    Color White
    Main Component Precipitated Silica
    Specific Surface Area Bet approximately 160 m²/g
    Ph Value 6.0–7.5 (5% in water)
    Loss On Drying max. 5.0% (at 105°C)
    Sieve Residue 63µm max. 2.0%
    Pour Density 280–440 g/l
    Intended Application Green tire and rubber applications
    Sustainability Feature Up to 30% renewable raw material content
    Reach Status Registered
    Cas Number 112926-00-8
    Storage Store in a dry, cool place

    As an accredited ULTRASIL eCO 7000 GR factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.

    Packing & Storage
    Packing ULTRASIL eCO 7000 GR is packaged in 20 kg multi-layer paper bags with polyethylene liners for moisture protection.
    Container Loading (20′ FCL) Container Loading (20′ FCL) for ULTRASIL eCO 7000 GR: Typically loaded with 16 metric tons in 640 x 25 kg bags on pallets.
    Shipping **Shipping Description for ULTRASIL eCO 7000 GR:** ULTRASIL eCO 7000 GR is shipped in moisture-resistant, airtight packaging to prevent contamination and degradation. The chemical is transported in sturdy, labeled bags or containers, typically on pallets, in compliance with standard regulations. Ensure handling avoids mechanical damage and damp conditions. Store in a cool, dry, well-ventilated area.
    Storage ULTRASIL® eCO 7000 GR should be stored in a cool, dry, and well-ventilated area, away from direct sunlight, moisture, and sources of ignition. Keep the packaging tightly closed to prevent contamination. Avoid exposure to strong acids and bases. Follow local regulations for chemical storage and ensure containers are clearly labeled for safety and easy identification.
    Shelf Life ULTRASIL eCO 7000 GR has a shelf life of 24 months when stored in unopened, original packaging under dry, cool conditions.
    Application of ULTRASIL eCO 7000 GR

    Applications of ULTRASIL eCO 7000 GR in Industrial Manufacturing

    ULTRASIL eCO 7000 GR, a precipitated silica with advanced sustainability features, supports high-performance formulations across several downstream industries that prioritize reinforcement, processing efficiency, and end-product quality. As the direct manufacturer, we supply leading producers in specialized application scenarios, ensuring regulatory compliance and consistent results in demanding industrial environments.

    1. Energy-Efficient Passenger Tire Compounds

    Major tire manufacturers incorporate this sustainable-grade precipitated silica to enhance wet traction, reduce rolling resistance, and ensure low abrasion performance in tread and sidewall formulations for PCR (passenger car radial) and UHP (ultra-high performance) tires. The material is selected to meet strict OEM and regulatory requirements for low rolling resistance and environmental standards in high-volume tire production lines.

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    2. Industrial Conveyor Belt Compounds

    Rubber goods manufacturers producing conveyor belts for mining, logistics, and agriculture rely on high-structure precipitated silica to boost tear resistance, reduce compound density, and increase abrasion protection in synthetic rubber blends. The additive supports the formulation of grades that must withstand harsh, continuous service environments while fulfilling operator safety and international quality criteria.

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    3. Silicone Rubber Insulation for High-Voltage Cables

    Cable insulation producers formulate with this pure silica grade to achieve targeted mechanical strength, lower dielectric loss, and maintain insulation integrity in cross-linked silicone rubber compositions used in energy and data transmission. High-purity requirements and precise particle morphology make the material a critical ingredient for utility and specialty cable manufacturers adhering to tight international test regimes.

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    4. Food Contact, Non-Marking Shoe Soles

    High-grade silica delivers abrasion resistance, slip reduction, and white color stability to rubber compounds used in moldable shoe sole production for food, clean-room, and hospitality environments. Manufacturers achieve compliance with safety and direct food contact requirements by utilizing controlled particle size and contaminant profiles, allowing for bright, flexible, and resilient finished soles to be manufactured on mass production presses.

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    5. Toothpaste and Oral Care Abrasive Gels

    The oral care industry formulates gel and paste toothpaste with highly controlled, amorphous precipitated silica to achieve precise abrasive performance without damaging enamel. Strict attention to grade purity, heavy metal content, and microbiological safety enables leading global formulation houses to use this silica for dental products that pass consumer and OTC regulatory audits, while also maintaining product stability and sensory appearance in bulk processing.

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    6. Low-VOC Industrial Paints and Coatings

    Advanced paint and coating systems incorporate sustainable precipitated silica as a rheology modifier, matting agent, and anti-settling additive in waterborne and solvent-based formulations meant for OEM lines and architectural coatings. Producers use this ingredient to meet VOC and chemical emission policies, improve pigment suspension, and maintain film appearance post-application on wood, metal, and composite surfaces.

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    Free Quote

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    Certification & Compliance
    More Introduction

    ULTRASIL eCO 7000 GR: Setting a New Standard in Precipitated Silica for Sustainable Performance

    Real Progress in Silica Technology

    We spend years refining our silica processes, facing raw material shifts, energy price swings, and growing customer expectations. Our team brings hands-on experience to every ton produced, drawing from what works best on the plant floor and in final applications. At the heart of this effort, ULTRASIL eCO 7000 GR brings something different to the table: real-life benefits that we can measure, see, and feel in the field—not just in the lab.

    Why ULTRASIL eCO 7000 GR Matters

    Both the chemical and polymer industries keep pushing for cleaner, greener formulas. Additives must deliver traceable sustainability without giving up on quality. Meeting this demand led to the eCO series, and ULTRASIL eCO 7000 GR marks our biggest step forward. Silica production historically relies on significant energy, and traditional manufacturing footprints can’t be overlooked as the world moves toward stricter environmental goals. We reengineered our process, focusing on closed-loop water systems, recycled feedstocks, and lower-carbon utilities. By tackling these core inputs, we now bring a silica that cuts greenhouse gas emissions compared to conventional grades—and we’re ready to back that with verified numbers.

    Customers ask tough questions about sourcing, energy use, and compliance. We’re transparent about our sourcing audits and production routes. From silica sand selection to bagging, we test each batch to verify trace metals, surface chemistry, and moisture levels. No shortcuts. As manufacturers ourselves, we understand that a silica product must hit both technical targets and sustainability benchmarks. We took everything we learned from previous grades and applied it here. Every lot of ULTRASIL eCO 7000 GR reflects that attention to detail.

    How ULTRASIL eCO 7000 GR Performs—Beyond the Brochure

    Materials engineers want a product that makes their downstream processing easier, not harder. Our teams run real-life mixing trials, adjust process settings, and track batch consistency to ensure reliable dispersibility. ULTRASIL eCO 7000 GR flows with better handling—less dust, better density, and quicker mixing compared to legacy equivalents. We use granulation know-how built up over decades to get stronger granules that resist breakdown during shipment but break up smoothly under shear. Our operators check this every shift, because no one wants a surprise block or plug during pneumatic transfer or tank discharge.

    In rubber compounding, the surface chemistry of silica makes or breaks final performance. We’ve tuned the silanol group population—based on tire maker feedback—to strike the right balance between reinforcement and processability. During pilot-scale runs, we push compounds to high silica loadings and check roll mill response. The eCO 7000 GR consistently produces lower mixing temperatures, letting downstream customers save time and avoid scorch issues. As the team behind the reactor, we have hands-on proof of these savings in machine hours and energy bills in multiple tire R&D labs.

    Our in-plant quality testing includes measurements for porosity, BET surface area, and pH. These details can change the way a compound interacts with silanes and coupling agents. Over the years, we’ve learned how small changes in pore volume affect green strength, extrusion rates, and even final vulcanizate appearance. With eCO 7000 GR, batch-to-batch results show tighter control than with legacy lines. That tight process window supports high-end tread recipes, performance rubber goods, and other formulations where spec creep leads to real-world failures.

    What Sets eCO 7000 GR Apart from Our Other Grades

    Almost every major supplier offers a range of silicas, each one aimed at different physical properties or processing needs. Traditional silicas didn’t factor in the environmental impact of production, focusing mostly on mechanical improvement or cost reduction. Our ULTRASIL eCO 7000 GR was born out of our own internal sustainability challenge—how to break the link between improved tire rolling resistance and upstream CO2 output. By reengineering the synthesis and drying stages, and incorporating secondary raw materials where possible, we lowered the total carbon footprint compared to standard grades.

    Some customers base their purchasing decision on the lowest raw material price. Others look for long-term reliability, global compliance, and verified lifecycle reporting. Our eCO 7000 GR serves both camps. By giving accurate, third-party-audited carbon data for every shipment, we help our partners answer their clients’ sustainability reporting obligations. Manufacturers use this to support green procurement frameworks, and we build these controls directly into our plant workflow.

    Existing ULTRASIL lines deliver robust, high-dispersibility silicas that have proven themselves in dozens of high-performance tire applications. Since moving to the eCO 7000 GR process, we’ve cut the energy spent per ton by optimizing drying, milling, and internal transport routes. It might sound like an incremental gain, but after long months of running side-by-side trials, our energy profiles speak for themselves. At scale, these savings mean a plant can meet stricter carbon limits or even free up energy for expansion projects.

    It’s easy to make claims about “green chemistry,” but harder to prove long-term material reliability. We’ve invested in multidimensional QA tracking—cross-referencing production lots with downstream mechanicals and field testing. ULTRASIL eCO 7000 GR logbooks show this history, with tight batch records kept on-shift and in the quality lab. Once a customer receives a truck or FIBC load, they see checklists that trace feedstock sources, emissions scores, and key mechanicals—not just generic copy. As manufacturers, we wouldn’t settle for less, and we stand by these details.

    Usage Scenarios with Real Impact

    High-dispersion silica touches nearly every advanced rubber application today. From low rolling resistance tires and EV tread compounds to actuator boots and industrial conveyor belts, silica determines properties that end-users value: longevity, traction, process economy, and lower energy use. In tires, achieving both fuel economy and grip on wet roads used to force a compromise. Today’s high-performance blends, using optimized silica like eCO 7000 GR, let OEMs and aftermarket suppliers hit both targets and show progress on sustainability charts.

    Our process engineers and customer tech teams collaborate with compounders during recipe development. We share formulation know-how, mixing tips, and live process feedback from our own labs. Tire makers running eCO 7000 GR report easier mixing, shorter times, and reduced need for adjustment, especially with complex silane systems. These gains come from the careful early-stage tuning of porosity and surface treatment, not from a lucky batch or one-off pilot experiment.

    Electrical and mechanical component manufacturers come to us for consistency. They don’t want week-to-week surprises that throw off mold flow or part tolerances. eCO 7000 GR’s granulated physical form, along with calibrated moisture levels, supports these needs. As a bulk producer, we understand how caking, bridging, or clumps in feed hoppers can stop a line cold. Our granulation method delivers uniform particle distribution, limiting flow problems in both pneumatic and gravity-fed systems. The payoff is less downtime, simpler silo operation, and lower labor intervention.

    Handling, Storage, and Safety—Lessons from the Floor

    Running a chemical plant for decades breeds a healthy respect for product handling. We’ve dealt with clumping in humid zones, dust in bag filling areas, and small leaks that set off cleanup alarms. Our packaging teams listen to plant operators and logistics partners to fine-tune every FIBC and valve-bag format. Every lot of ULTRASIL eCO 7000 GR ships in moisture-barrier packaging, battle-tested on long ocean freight hauls and truck journeys. Customers see less loss due to bridging and caked granules, and our packing crews get direct feedback monthly on damage rates.

    In mixing halls and compounding areas, airborne dust counts. Risk reduction starts with product form, flows through bag design, and ends with dust collection engineering. We answer safety audits with real incident data, not theoretically safe limits. Back-of-plant maintenance has driven our improvements here, leading to lower airborne particles and easier bag handling. We share these lessons with downstream customers, recommending dust extraction upgrades and standard operation changes whenever a pattern emerges.

    Our operators—some with decades on the floor—review storage performance under different climates. They track which batches hold up under temperature swings or tropical humidity. We bake this data into production tweaks and storage tips, closing the loop from hands-on plant experience. Customers storing large lots find less caking and particle breakdown than with previous silica grades, thanks to the granule build and internal moisture control.

    Environmental Accountability Backed by Data

    Green credentials only matter when they stand up to outside scrutiny. We keep direct, auditable records of our resource use, carbon outputs, and recycling rates for ULTRASIL eCO 7000 GR. Each production run includes batch-by-batch input energy tracking. We invite independent audits—monthly, not just for showcase events. This discipline comes from real pressure: customers send their own teams for plant tours, dive into our tracking logs, and ask hard questions about feedstock and water recycling. We’ve hosted regulators, research consortia, and university partners to ensure these numbers hold up.

    Lifecycle data shows the delta between eCO 7000 GR and older, non-sustainable lines. We cut fuel use for dryers by switching to high-efficiency recovery units. Effluent gets reused on-site, trimming both total water draw and wastewater discharge. All transport route changes—train, truck, or ship—go under review annually, reducing kilometers and maximizing load factors. As a manufacturer under constant peer review, we tie these gains directly to eCO 7000 GR’s market position.

    We don’t treat sustainability as marketing hype. It weaves through plant budgeting, sourcing decisions, and quarterly targets. Customer audits check carbon reporting, input traceability, and compliance with emerging extended producer responsibility laws. Our team reports to environmental authorities using the same batch-level documentation that backs every shipment, eliminating guesswork and safeguarding our partners from compliance risk.

    Supporting Supply Chain Transparency and Global Reporting

    Downstream supply chain partners now demand full transparency on input streams, labor practices, and safety compliance. We meet this challenge head-on. Each shipment of ULTRASIL eCO 7000 GR includes an embedded data trail—source mine, processing steps, and carbon tracking—down to the lot level. Buyers receive everything digital, mapped by batch, so their own procurement and sustainability staff can pass audits and support public reporting.

    With global automakers and large chemical processors requiring ISO 14001 and social responsibility certification, we stay up-to-date and voluntarily open our processes to third-party verification. Major tire and elastomer customers run back-to-back trial orders to cross-check our published numbers in their own systems. If discrepancies arise, we investigate and share fixes—not as blame, but as a process improvement for both sides. Shared learning, not finger-pointing, keeps these partnerships moving.

    Continuous Improvement Rooted in Plant Experience

    No manufacturing line hits every target every day. Process drift, weather, or supply interruptions test every plant manager. Our crew tracks trends, flags outliers, and holds post-mortems when off-spec lots occur. This cycle—problem, fix, verify, document—runs through every stage of eCO 7000 GR’s production. Plant-level insights flow up to R&D and commercial teams. That’s how the eCO 7000 GR line has evolved, based on operator input and customer troubleshooting, not just R&D papers. Process engineers log recipe tweaks, filtration changes, and feedback from mixing floor teams so that these hard-earned lessons improve product consistency batch by batch.

    Customers call with practical challenges—silo build-up, unexpected foaming, or issues in high-shear mixers. Our technical teams compare V-belts, drive loads, and dust-collector changes across similar setups, sharing solutions that work best in everyday production. These conversations feed directly into manufacturing updates for eCO 7000 GR. We root out stubborn problems fast, thanks partly to the knowledge base only an in-house manufacturer can offer. That’s the difference that experience brings.

    Community, Responsibility, and the Bigger Picture

    We grew up in communities that rely on safe, responsible chemical production. Our operators work under the same roofs as their neighbors and want the best for their hometowns. For every ton of ULTRASIL eCO 7000 GR we ship, we think of local water, air, and resource use. Community leaders, environmental trainers, and process safety inspectors visit often to check schedules, emissions controls, and safety planning for fire or spill response. These relationships keep us on our toes. Every improvement—fewer truck trips, smarter cooling water cycles, or lower baghouse emissions—grows out of respect for both neighbors and global partners.

    As many industries face supply disruptions and rising environmental costs, material origin and transparency now weigh as much as technical properties. Our own decades of manufacturing experience show this trend won’t fade anytime soon. By investing in silica processes that cut waste, drive savings at scale, and offer data-backed sustainability, we set the bar higher—because the market, regulators, and local communities won’t accept less.

    ULTRASIL eCO 7000 GR: The Manufacturer’s Perspective

    We believe ULTRASIL eCO 7000 GR stands as more than just another entry on a datasheet. It represents years of on-the-floor learning, adaptation to global trends, and deep commitment to both product quality and planetary health. Our plant teams, who check every shift and respond to every audit, take pride in seeing this product leave the gate—knowing it’s a step forward for us, our partners, and every end user who relies on modern high-performance materials.

    Long-term success in chemical manufacturing comes from balancing day-to-day output with real future-facing responsibility. With ULTRASIL eCO 7000 GR, our commitment shows up in every granule, lab test, and shipment log. We keep learning, keep improving, and keep our promises—to customers, regulators, and the global community. That’s what sets us apart, and that’s what eCO 7000 GR delivers: proven performance, lower impact, and a clear path to the next generation of advanced materials.