Yudu County, Ganzhou, Jiangxi, China sales3@liwei-chem.com 748718781@qq.com
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Plastic Compound

    • Product Name Plastic Compound
    • Chemical Name (IUPAC) Poly(1-phenylethene)
    • CAS No. 9003-53-6
    • Chemical Formula C2H2Cl2
    • Form/Physical State Granules
    • Factory Site Yudu County, Ganzhou, Jiangxi, China
    • Price Inquiry sales3@liwei-chem.com
    • Manufacturer Anhui Liwei Chemical Co., Limited
    • CONTACT NOW
    Specifications

    HS Code

    477085

    Material Type Polymer blend
    Color Varies
    Density 0.9-2.2 g/cm3
    Melting Point 110-260°C
    Hardness Shore D 40-90
    Thermal Conductivity 0.2 W/mK
    Flammability Self-extinguishing or flammable
    Moisture Absorption 0.1-1%
    Tensile Strength 20-150 MPa
    Elongation At Break 10-800%
    Processing Method Extrusion, injection molding
    Uv Resistance Variable
    Resistance To Chemicals Moderate to high
    Impact Strength 2-100 kJ/m2
    Electrical Insulation Good

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

    Packing & Storage
    Packing The Plastic Compound is packaged in a 25 kg white, moisture-proof woven bag, clearly labeled with product name, quantity, and safety instructions.
    Container Loading (20′ FCL) Container Loading (20′ FCL) for Plastic Compound: 20-foot containers hold around 25 tons, securely packed in bags or bulk, ensuring safe transport.
    Shipping The shipping of the chemical “Plastic Compound” must comply with all relevant safety regulations. It requires secure, clearly labeled containers to prevent spills and contamination. Transport should avoid extreme temperatures and be accompanied by appropriate documentation and Material Safety Data Sheets (MSDS), ensuring both environmental and personnel safety throughout transit.
    Storage Plastic Compound should be stored in a cool, dry, and well-ventilated area, away from direct sunlight, heat sources, and incompatible materials such as strong acids or oxidizers. Keep containers tightly closed and properly labeled. Avoid moisture and excessive dust generation. Implement appropriate spill containment and secondary containment measures to prevent environmental contamination and ensure safe storage conditions.
    Shelf Life Plastic Compound typically has a shelf life of 1-2 years when stored in a cool, dry, and sealed container away from sunlight.
    Free Quote

    Competitive Plastic Compound prices that fit your budget—flexible terms and customized quotes for every order.

    For samples, pricing, or more information, please call us at +8615365186327 or mail to sales3@liwei-chem.com.

    We will respond to you as soon as possible.

    Tel: +8615365186327

    Email: sales3@liwei-chem.com

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    Certification & Compliance
    More Introduction

    Plastic Compound: What Sets Our Formula Apart

    Real Experience Shapes Every Batch

    Every day in our plant, tons of plastic compounds move through mixers, extruders, and packaging lines. The hum of the machines is familiar, but so is the focus that goes into every blend. Our plant floor is lined with drums of polymer resin, carefully sourced and checked for consistency before blending ever starts. Our formulation lab sits only a hallway away from the lines and crew. This means adjustments happen quickly—a tweak in the melt flow, a shift in pigment, a bit more impact modifier—done on the spot and checked for performance. We run compounding as an ongoing, living process. With every customer project, there are real people here testing impact strength, flexural modulus, tensile, and elongation right where the blend is being made. This connection to the process changes the way we see plastic compounds: not as a commodity churned out but as the result of real skill, calibration, and care.

    Understanding ‘Plastic Compound’ Beyond the Bag

    Talk about ‘plastic compounds’ always drifts toward specs. There are melt indexes, filler types, additives, colors, and flow grades—each with its role. These numbers only matter because they tie to problems that real manufacturers face, from warping parts to cost overruns to dull finishes.

    Compounds are not just resins with something thrown in for bulk. Each masterbatch or alloy is a working solution to a challenge on a customer’s molding line or in their finished parts. A customer in automotive asks for a glass-fiber filled polyamide that gives crash resistance but won’t clog their tools with flash. Appliance makers need flame-retardants blended into polypropylene, but not at the cost of stiffness. Engineers in consumer electronics think about color stability in bright light or sweat resistance—problems a spec sheet seldom solves, but a tailored compound does.

    Through the years, our crew has solved tough blends: talc-filled polypropylene for dashboards that don’t crack—even after a decade in sunlight. We’ve made antistatic polycarbonate blends for power tool housings that survive drop after drop in field tests. Agricultural clients push for UV-resistant polyethylene that we tweak for their regional sunlight exposures. Foodsafe masterbatches for packaging with FDA requirements get an extra round of internal purity and migration testing. Over time, feedback has come back from the field—plastic compounds that hold up where others have failed are the ones people actually use and reorder.

    Our belief is simple: tailoring plastic compound recipes is half art, half science. This goes far beyond filling a hopper or changing a pigment. It grows from the pulse of frequent troubleshooting, projects that push standard grades past their breaking point, and long-standing partnerships with molders and engineers who need answers, not just ingredients.

    Key Models and Specifications—Driven by Application

    Plastic compound models in our lineup read like a story of the industries we partner with. One grade—PA66 GF30—comes packed with 30% glass fiber, used by under-hood automotive suppliers chasing heat, chemical resistance, and physical strength. Across the aisle, you see a masterbatch of flame-retardant ABS, tailored for E&E firms. Polypropylene compounds, filled with mineral or talc, move daily to plastics formers making household goods that need resilience but weigh less. Our plant also turns out custom pigment masterbatches—deep reds for toolmakers, stable whites for food-contact containers.

    The specifications often echo challenges faced on the shop floor. Melt flow index is not an academic number here—it directly connects to the speed a mold runs, shrink rates, or even whether a critical feature fills out cleanly. Tensile and impact strength numbers trace directly to a project’s pass or fail in a customer’s own drop tests or in the field. As the manufacturer, we take these feedback loops seriously. Our technical support documents mix real-world case results and field notes—what was hard to fill, what reduced waste, which formula survived the sharpest winter in the field. QC scans check for filler dispersion, gloss levels, moisture, and consistency after every run, so the compound in each delivered bag acts like the last.

    What’s Different About Manufacturing, Not Just Selling, Plastic Compounds

    Selling plastic compounds is one thing; actually making them is something else. The difference runs through our daily work. A trader passes along properties and current stock lists. We get hands-on with the actual pellets, sprays, and blends before they ever ship.

    There’s a story behind each standard product code. A customer once called about streaking on molded parts—our team ran trials on the extrusion line, swapped a fraction of calcium carbonate for a new talc grade, then tested the result overnight in the same mold at the customer’s plant. We saw the fix in real time, fed it back to the production recipe, and now that grade remains in our standard range. That’s one facet of manufacturing: you see and shape the result, not just quote a product from stock.

    We test material flow ourselves, not just send out samples. Most technical data in our catalog comes from multiple lots and actual operating lines. Feedback—complaints, requests, compliments—arrive daily, not through layers of paperwork but by phone, sometimes even with a bag of returned product arriving unexpectedly with a note pinned to it. Our in-house lab retests batches if a customer flags a problem; we keep samples for record and traceability. This approach grows trust not only with quality but through repetition and transparency.

    Inside Our Product Development—The Process Behind the Compound

    Every new grade starts with a real-world problem. We’ve worked long evenings on flame-retardant requirements—balancing the tricky chemistry between halogen-free demands and consistent flow. Sometimes, a request comes in for a lighter yet tougher compound for outdoor furniture. Working with the base polymer, then mineral fillers, we trial ratios for impact, weather, and UV resistance. These tests always run on production equipment—never just isolated lab runs.

    Custom work shapes much of our line-up. Chalk dust on a foreman’s jacket tells the story: running several blends to check for dust-off or errant dispersion. Bits of blue or yellow in the reject bin show pigment compatibility where theory did not yet meet practice. We evaluate heat stability in cycles, not just one trial. A half-used bag tagged ‘customer spec’ marks another shot at a new antistatic blend. Every batch has a traceable recipe and production record, logged and checked. Insights from troubleshooting—polypropylene grade that fills thin-wall parts without warp, polycarbonate that keeps gloss after four paint passes—feed back into our R&D.

    Product development also means adapting to regulatory changes. Food packaging requires careful ingredient selection and testing—migration checks, heavy metal screening, and ensuring traceability for each additive. Certifications must match both the plastic and the compound as a whole, not just the sum of the listed ingredients. Ultraviolet resistant outdoor grades must stand up to both weathering chambers and real-life outdoor exposure. Feedback from end-users and converters drives adjustment to formulations, encouraging real-world performance to guide changes, not only lab targets.

    How Our Compounds Address Market Demands

    Market dynamics push us to evolve. Environmental standards shift—they push us to cut out banned additives, develop lead-free pigment systems, move to halogen-free flame retardants. Customers want more recycled content; our team reworks blends to maximize PCR plastics while keeping physical properties steady. Some industries move toward biopolymers; we trial blends with starches or plant fiber, knowing the hurdles in flow, processing, and end-use strength.

    Cost pressure matters. We balance price, property, and processability—always aimed at giving customers the lowest downtime and waste. If the resin mix cost goes up, we explore alternate filler options, blend with virgin and recycled resins, and try new stabilizers to delay part yellowing and extend product lifetime. This hands-on approach means engineering tweaks, not just spreadsheet changes.

    Speed matters. A plant manager might call late at night for a last-minute color match or a tweak to improve processing on a short production run. Because manufacturing and color matching happen under the same roof, we react fast, cutting downtime. We document and implement the best formula and update stocks for future runs. When regulations around materials content update, we audit every candidate and run reuse trials to make sure our standard lines meet current specs. These responses aren’t theoretical—they line our shelves with bags and drums that will see presses by the end of the week.

    Putting Quality at the Core—More than Just a Certificate

    For us, quality starts with sourcing—from polymers to pigments to every additive. Experience matters: vendors who cut corners show up in failed field tests, and we stop using those suppliers. Each batch receives a sample pull, run through tensile, impact, MFI, and color consistency checks per our internal controls. Out-of-spec materials don’t leave our doors. If a supplier changes their process, we know right away—our incoming inspection data flags any deviation in color or melt rate.

    Whether a compound is destined for auto interiors or blister packs, each must survive the rigors of its intended end use. We work closely with customers’ QA teams, swapping test data and even running parts in our own molding machines, to ensure approval before broad shipment. Traceability runs back months—each order holds back batch samples for comparison if a problem ever arises, and we keep those records on hand.

    Quality is not just an ISO number on the wall. It’s in the way we double-check, retest, or recall a batch rather than risk a bad outcome for a customer. This kind of trust builds one shipment at a time. Many of our clients stick with us because each shipment proves reliable in production—meaning their own costs stay down and their clients' expectations met.

    Standing Out from the Competition—True Manufacturer’s Value

    As a chemical manufacturer, we know our product is judged by more than its technical sheet. Plastic compound can be found from countless traders and resellers, but the difference at the factory level grows clear in reliability, batch-to-batch consistency, and adaptability. We know our customers’ machines almost as well as they do—from the idiosyncrasies of an old mold press to the humidity drift in a forming hall.

    We run blends in volumes from a single lot for color samples to full production runs that fill pallets. All the learnings from these runs feed into our next iteration—mistakes included. If a customer plant reports a shaped part with a slight marbling, we get to the root, not just replace stock. The compounding team tests moisture pickup, runs back-to-back on multiple extruders, and sometimes visits the customer’s own floor to diagnose. In these moments, the value of real manufacturing comes out: direct feedback loops, problem-solving, and ownership of the result.

    Compared to trading firms, our edge is control. From resin sourcing to masterbatch loading and pelletizing, we stand behind every blend. We back up what’s in the bag with samples, run logs, and the availability of people who actually made the stuff. Issues—big or small—are met with answers from someone who put hands on the processing line, not just someone working a sales desk.

    Supporting Sustainability and Future Use

    Plastic compound manufacturing already faces big questions about environmental impact. People want to know about recyclability, lifecycle, and safe additives. We’ve invested in PCR (post-consumer recycled) polyolefins and engineering grades, sometimes running recycled resin lots alongside virgin ones and comparing test results. This work isn’t just regulatory, it’s practical: customers win when compounds incorporate recycled or bio-based streams that don’t let down performance or reliability.

    Every time legislation shifts—phasing out certain flame retardants, limiting phthalates, or requiring higher recycled content—we focus resources on adapting both base resin selection and additive blocks. Testing and verification go up, with extended aging, migration, and stress testing for every formulation. We communicate these changes clearly with our clients, knowing that what’s inside their parts—and what labels or claims they apply—depends on what we deliver.

    The move to sustainability often meets resistance in mechanical properties. Customers keeping lines running can’t sacrifice drop strength to save a few cents or gain a green label. We know from trial and error that no recycled blend rolls out clean on the first shot—it takes persistence and patience to match up the right process aids, stabilizers, and material lots. This can mean longer lead times or extra blending steps. Some blends reach 80% PCR while others stall at 30%. Still, customers ask, and we keep pushing the ratios forward.

    Supporting sustainability also involves transparency. We trace recycled streams, sort batches by blend and origin, and make that information available on request. Policies and processes match what customers ask for, often before official regulations take hold. Our view: responsible plastic compound manufacturing means more than just hitting numbers, it means walking the talk—in traceability, documented batch composition, and full disclosure of any formulation changes.

    Continuous Improvement—Listening to Users

    Improvements in our compounds come less from lab theories and more from repeated use in everyday manufacturing. No compound stays the same forever. Field experience, mistakes, and unexpected results shape the next generation. A batch that clogs a feed throat, for example, pushes us back to the formula—sometimes something as simple as particle size or blending order. If a customer wants a brighter blue that won’t fade, our pigment engineers dive into lightfast tests, accelerating cycles in the weathering box, and then swap in new stabilizers for direct A/B field comparison.

    We see the same in requests for antistatic, antibacterial, and food-contact compliance. Industry standards march on; so does the innovation process at our plant. We test how our plastic compounds interact with mold releases, packaging films, metal inserts, and adhesives. Failures aren’t hidden—they become fodder for improvement. No compound reaches a customer without some history of problem-solving and feedback loops.

    Training for plant teams occurs in real time, often tied to new material launches or customer requirements. We refine melt profiles and blending steps, share improvements with clients, and adjust QC targets as needed. Our investment is as much in people as in machines—operators who catch off-colors, techs who tweak torque curves, staff who remember which customer wants which masterbatch every February. These small touchpoints build real relationships—many clients send requests directly to the floor chief or color matcher rather than through formal channels.

    The result of this dynamic approach shows in performance data, fewer process shutdowns, and higher year-on-year repeat orders. Data gets logged, not just for tracking but for trend analysis—catching yield drift or identifying a bad shipment before it even leaves our plant.

    The Road Ahead—Adapting to a Shifting Industry

    Plastic compound manufacturing sits at a crossroads. Pressure to increase recycled content and reduce carbon footprint keeps rising. Digitalization spreads: recipe tracking, process automation, and AI-driven blend optimization start to shape how compounds are made and tracked. We invest in better control systems, smarter granulation, and tighter feedback loops with customer lines.

    Across every change, the constant remains the hands-on readiness to problem-solve, backed by technical proficiency and a culture of readiness to adapt. Our work puts real-world performance first—if a compound works in the shop, survives end-use, and keeps costs down, it earns its place in our line. Our regular updates rely not just on trends but on what end-users return as outcomes, field reports, or process challenges.

    Plastic compounds as a category stand or fall on reliability. A batch that fills out a thin-walled part, resists a dozen impacts, stays color-fast through a season of sun—this is what we build. The value of direct manufacturing shows in every bag, order, or run that reaches a customer’s machine. We see ourselves not just as producers, but as partners in every phase from formula design to field testing, always keeping eyes and ears open for what the market truly needs.