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HS Code |
343111 |
| Product Name | Nacre |
| Common Name | Mother of Pearl |
| Chemical Composition | Calcium carbonate (aragonite) with conchiolin |
| Appearance | Iridescent, layered structure |
| Hardness | 3.5–4.5 on Mohs scale |
| Color | White, cream, bluish, pink, or silvery |
| Origin | Inner shell layer of some mollusks |
| Uses | Jewelry, decorative inlays, buttons |
| Density | 2.6–2.7 g/cm³ |
| Structure | Microscopic hexagonal platelets |
| Resistance | Excellent toughness and elasticity |
| Formation | Biogenic mineralization |
| Solubility | Insoluble in water, dissolves in acids |
As an accredited Nacre factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.
| Packing | Nacre is packaged in a sturdy, sealed 500g amber glass bottle with a tamper-evident cap and clear hazard labeling. |
| Shipping | Nacre is not classified as a hazardous material and can typically be shipped under standard conditions. It should be packed securely to prevent physical damage, protected from moisture and extreme temperatures, and labeled appropriately. No special transportation restrictions apply, but all local regulations and guidelines should be followed during shipping. |
| Storage | Nacre, also known as mother-of-pearl, should be stored in a cool, dry environment away from direct sunlight and acidic substances to prevent degradation. It is best kept in padded, non-abrasive containers or soft cloths to avoid scratching. Avoid exposure to chemicals, perfumes, and excessive humidity to preserve its iridescence and structural integrity. |
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Purity 99.5%: Nacre with 99.5% purity is used in high-end cosmetic formulations, where it enhances product safety and dermal compatibility. Particle Size 5 µm: Nacre with a particle size of 5 µm is used in decorative coatings, where it provides superior gloss and smoothness to the finished surface. Viscosity Grade 1200 mPa·s: Nacre with a viscosity grade of 1200 mPa·s is used in industrial adhesives, where it ensures optimal application consistency and bonding strength. Molecular Weight 300 kDa: Nacre with a molecular weight of 300 kDa is used in specialty bio-composite panels, where it improves mechanical integrity and elongation at break. Stability Temperature 180°C: Nacre with a stability temperature of 180°C is used in thermally cured automotive finishes, where it maintains color integrity and prevents degradation under heat stress. Melting Point 220°C: Nacre with a melting point of 220°C is used in advanced 3D printing filaments, where it supports high-temperature extrusion and material durability. Water Solubility 0.01 g/L: Nacre with a water solubility of 0.01 g/L is used in waterproof building materials, where it ensures resistance to swelling and water damage. Refractive Index 1.60: Nacre with a refractive index of 1.60 is used in optical devices, where it provides enhanced light manipulation and clarity. Surface Area 25 m²/g: Nacre with a surface area of 25 m²/g is used in catalytic applications, where it increases reactive efficiency and throughput. pH Stability Range 4–10: Nacre with a pH stability range of 4–10 is used in food contact coatings, where it maintains structural integrity across a wide range of processing conditions. |
Competitive Nacre prices that fit your budget—flexible terms and customized quotes for every order.
For samples, pricing, or more information, please call us at +8615371019725 or mail to admin@sinochem-nanjing.com.
We will respond to you as soon as possible.
Tel: +8615371019725
Email: admin@sinochem-nanjing.com
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We pour a lot of judgment into every kilogram of nacre we produce. Our process grew from time spent inside production towers — not sales meetings — and every decision comes from decades of working with real chemists, not marketing strategists. Whenever someone walks through our plant, they feel the constant whirring of rotary kilns and the sharp attention of technicians who grew up around high-precision chemical handling. Nacre doesn't just come from a press or a pipeline. Our lines run because families and tradespeople brought their skills together to turn raw elements into something useful, stable, and unique.
We make our nacre, model NA-22, for customers who need a consistent composition without frequent drift in performance. Each run gets full X-ray fluorescence checking, particle size verification, and thermal aging. NA-22 takes shape after passing half a dozen quality gates — one at each critical stage, because we’ve learned over the years that small deviations amplify down the line. Plant operators check viscosity, bulk density, and surface gloss because customers notice differences, even if textbooks wouldn’t. We don’t relax standards for a “standard grade”—every output must match the practical needs voiced by our partners, from the first test batch to the routine container shipments.
Our typical batch ranges from microcrystalline to near-amorphous. We can fine-tune the pearl-like appearance by changing temperature profiles, and we document every tweak. Our nacre reflects natural inspiration but uses only stable, industrial inputs. This isn’t an imitation: it fills an engineering need that pure mineral or polymer offerings can’t. Purity holds above 99.1%, with measured loss-on-ignition under 1.8% by weight. Water absorption rates show less than 0.3% after a twenty-four hour test. Customers who mill, press, or extrude nacre report minimal variation in fusion temperature and no chalking or yellowing under accelerated UV exposure tests.
Density stays steady at 2.55 g/cm³ and average platelets align within 0.7 microns of spec. These numbers don’t come out of thin air — they’re the product of real-world production curves and lab notes going back decades. Nobody asks to see a datasheet after watching our floor staff test a sample shipment on their own time. That culture built NA-22’s reputation as a workhorse, not a specialty demo piece.
End-users ask for reproducible performance in tiles, paints, and automotive coatings. If nacre can’t handle mounting, substrate changes, or heat stress, nobody reorders. So we stress new lots under humidity, freeze-thaw cycles, and salt exposure that mimic field failures, not just lab numbers. Workers in pressure molding plants use our product to push the limits of aesthetics and longevity. Architectural designers boost visual richness in tiles using the multifaceted reflectivity and depth that only high-quality nacre brings.
Boat builders reach out, too. The model NA-22 resin blend resists alkali leaching, holds gloss under brackish water, and won’t flake away after a long hot summer dockside. Every surface finish specialist who’s tried to replicate authentic pearlescence in mass production knows why off-the-shelf fillers disappoint. Nacre’s close-packed layers and calibrated dispersity grant a material strength and shimmer that fake pearls and powder fillers just can’t hack.
Makers of high-end buttons and instrument inlays turn to us for batch-to-batch stability, and we accommodate their tight tolerances because we grew up figuring out why certain lots failed or succeeded. If a perfumer or electronics company needs nacre for packaging, we adapt packaging and drying methods so everything arrives ready for blending, not caked or brittle.
Anyone could throw together bulk filler compounds. The difference shows in final products where off-color or inconsistent lamination calls out cut corners every time. Some try to chase nacre’s effect with titanium dioxide or mica, but those options fall short in structure and aging. Our material holds together because we never use excessive plasticizers or hidden resin carriers. Cheaper options often bring harsh process residues, high crystalline impurities, or inconsistent particle size — those issues pop up as surface crazing, patchy finishes, or premature yellowing.
Synthetic lookalikes lack the “live” aspect of our genuine nacre: the spectral play of color persists after years of use. See a years-old elevator button made with NA-22 beside one using calcium carbonate filler — vividness and depth stand out, even under office lighting. It’s a problem familiar in mass manufacturing: the singular pursuit of quantity over process control. We’ve steered clear of that. We keep the crystal orientation tight and surface purity above customer demand. No distributor or reseller has chipped a single dollar off by asking us to “lower grade” for short-term gain.
Mica, for instance, scatters light with a cold, metallic glare. NA-22 nacre creates a subtle radiance that feels almost soft without losing definition. Real nacre houses a tightly layered matrix fused by the right mix of pressure and temperature. A cross-section under the microscope tells the difference: evenness, resilience and that organic growth pattern synthetic competitors fail to fake.
Calcium carbonate might fatten up tiles cheaply, but volume isn’t value. Final surfaces built with cut-rate fillers lose clarity and sound — you tap them, and instead of a clear ring, you get a dull thud. That’s never worked for us or our customers who supply decades-old buildings and custom instruments. If you see pearlescent tiles holding up in centuries-old structures, natural or engineered nacre is almost always the reason.
We ship to firms running automated tile presses at thousands of cycles per hour and to artisans who rotate molds by hand. Both types of users want bag-to-bag consistency, surfaces that resist grubby fingerprints, and a pigment base that won’t wash out. Production supervisors ask how NA-22 behaves in dense, high-shear blending cycles, and we show them results, not guesswork. Our batches pass long-form stirring and extruding without binding up or leaving ghostly streaks. Injection molders and extruders praise its fast wet-out and easy integration with common resins.
Factories that invest in high-throughput equipment rely on nacre because it lubricates dense mixes without the unpredictable foaming or shrinking seen in poorly controlled organic fillers. Paint formulators specify its reinforcing properties when they want a deep, persistent luster that endures daily wear and UV exposure on public-facing surfaces. No shortcuts here — if something fails at real-world volume, we adjust upstream, recalibrate grinders or kilns, and send new samples until the customer signs off.
Back in the early years, we took notes from every failed batch. Downtime drove iterative change; mistakes marked up on process boards became the basis for process revision. We linked every variable, from humidity to starting mineral origin, into charts and maps. That granularity let us cut down on product returns. Installations using NA-22 twenty years ago still turn out builders who request more of the same. Most clients come back not for the price savings but the rare ability to specify a look that lasts.
End customers — from flooring specialists to luxury watch casemakers — remember who made it right the first time. There’s an old call from a large tile regrinder down the coast: he won contracts because the nacre in his blends never pitted, even under sudden temperature swings. His engineers sent us cross-sections after fifteen years; visual differences showed clear lines between our material and other runs made with less diligent methods. This is how a reputation — and a market edge — forms in an industry that otherwise rewards low bids.
Since the first environmental audits, we’ve run steady emissions tracking and adopted best-in-class process scrubbing. Nacre production always carries a burden: sourcing mineral inputs, running heaters, activating process fluids. We didn’t wait for regulatory deadlines to scrub out effluents and swap cooling agents for closed-loop systems. Some competitors keep costs low by pushing off those concerns, but we’ve cut solvent odors, capped dust generation, and recaptured all process water. The result: cleaner workspaces and less worry for users down the product chain.
Safety professionals know the headaches caused by unknown additives and unreliable origin. Our nacre keeps ingredient declarations short and transparent. Plant-level workers want chemical clarity, especially in industries facing growing oversight. Certifying agents respond well to our open book operation, and that, in turn, reassures painting supervisors, molding teams, and packaging inspectors.
Some of our longest business relationships grew from one-off emergencies. A batch rejects for pinholes, or decorative trim peels after application. Instead of sending apologies, we invite clients to observe mixing, treat surfaces, and share real complaints. We log feedback, compare application issues with lab test results, and tweak methodology while production runs. Engineers from partner firms learned our process inside out, which let them propose tweaks that improve appearance and strength far down the line. These shoestring-floor lessons proved better than lab-only development, which too often misses quirks faced by production teams and installers.
We designed custom blends and alternate laboratory controls on customer sites, running worst-case tests side by side with operators. Several building product companies spotted risks before they became field failures by sharing test data directly with our production staff. Transparency matters more than marketing — mistakes caught during real manufacturing saved both sides from costly callbacks. If a product flaw shows, we adapt technique and test out changes with full customer input.
Nacre’s evolution inside our production lines tracks the shifts in building styles and product needs. There’s constant pressure to stand out, with design teams searching for fresh effects that can’t be duplicated using synthetic pigments or cheap mica. We invest in incremental improvement instead of big, risky swings. Our engineers join field tests, examining composite layers, color fastness, and substrate bonding out in the sunlight. Factory floor staff experiment in their spare time, trusting their trained eye and steady hand instead of just the spec sheet. This approach keeps innovation genuine and failure rates low.
Over the years we’ve developed several specialty blends — tighter platelets for shatter resistance, a more subtle luster for heritage finishes, and even adaptive packaging for low-dust environments. By talking through problems with partners, we target problems that real practitioners face, such as streaking during lamination or loss of gloss in humid storage. Our philosophy: small changes matter most when guided by evidence and lived experience.
It may be tempting to think that “nacre” means just a high-gloss, reflective powder. Years on the line taught us differently. Every batch we turn out has a provenance tied to process logs and field performance. Repeat orders don’t happen if assemblies fail in critical moments — be it a thousand-dollar bespoke button or a public-facing wall in a new urban landmark. Customers buy nacre from us because our hands run the same machines year in, year out. We see the results when a surface outlasts planned renovations or keeps its color after ten years under fluorescent lighting.
Even within our own operation, differences crop up in small ways. Temperature surges in summer need careful attention: a few degrees shift in a cooling vat can change the surface sheen in the final render, and we’ve learned to steer production runs around these shifts. Lot tracking links customer shipments back to the specific morning, weather, and miner’s haul. It’s a chain of accountability that starts before production and doesn’t stop until the batch is laid, set, and proven.
Reliability is no accident; it’s a learned trait practiced on the floor, corrected in the process, and recorded in the shipment ledger. Every order is an extension of hard-won practical expertise from operators to end users.
Our reputation grows from saying no as often as yes. We won’t compromise particle sizing or ingredient purity for a quick gain. Some buyers ask for white label or “private” batches at lower cost. Here in the production bays, we know every cut corner turns into someone else’s complaint or warranty call years down the road. By producing in-house, we keep each step under control — no subcontracted blends, no surprise substitutions. That’s how we defend against floods of cheap importers and batch-mixing middlemen.
We take pride in how NA-22 has moved from a niche tile and button additive into applications our grandparents wouldn’t have expected — from advanced composites in transit infrastructure to cosmetic applications for premium clients. The same values persist: work with your own hands, solve problems with direct oversight, and build trust by delivering consistency.
Looking ahead, we watch the shifting needs of our clients and changing global supply. Public scrutiny and market urgency force many to lower their standards, chasing short cycles and bargain materials. We walk a different path. Escalating demand for low-VOC, low-dust, low-waste manufacturing aligns well with lessons learned from tough years: each incremental, proven upgrade outlasts bursts of speculative innovation. Our research teams look for stable supply, minimize waste streams, and keep their boots dirty by spending time in our mainline production area, not just the R&D lab.
We’ve made it through disruptions in raw materials and power by investing in adaptability — not only in recipes but also in the cross-training of seasoned staff. When unexpected demand shifts or supply chain delays pop up, our response is hands-on: run test batches, keep lines close to specification, and rely on the tacit knowledge passed down through our teams. As environmental and economic pressures squeeze chemical manufacturers worldwide, we find that our history of methodical, down-to-earth improvement gives us more resilience than chasing flash-in-the-pan trends.
Making nacre worth using goes beyond meeting a few figures on a page. NA-22 built its reputation in the most demanding hands: tile layers who needed every box to look and sound identical, surface finishers who reject the slightest trace of mottling, and composite builders who have no margin for error. These are not one-off showpieces. Our nacre runs in assemblies that see millions of footsteps, thousands of wet-dry cycles, and a lifetime of UV glare.
We only put our name to a product that reflects the best of our applied skills, not just what the market expects for today’s contract. The practical difference always shows up downstream. Actual users — finish crews, machine operators, craftsmen in factories large and small — tell us where things work and where they need fixing. Nacre earned its place because those voices come back, order after order, trusting not only the shiny look but the hands that made it.