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Zinc stearate is a white, lightweight fine powder with a greasy texture—an essential oleochemical widely used across plastics, rubber, coatings, and manufacturing industries. It combines excellent lubricity, thermal stability, and non-toxicity, making it a versatile choice for high-performance production processes.
| Property | Details |
|---|---|
| Molecular Formula | Zn(C₁₇H₃₅COO)₂ |
| Appearance | White lightweight fine powder |
| Melting Point | 130°C |
| Density | 1.095 g/cm³ |
| Solubility | Insoluble in water/ethanol; soluble in hot organic solvents (benzene, turpentine) |
| Toxicity | Non-toxic, slightly irritating (safe for industrial use) |
| Item | Standard | Sample Analysis Result |
|---|---|---|
| Appearance (or Qualitative Test) | White powder | White powder |
| Melting Point (°C) | 120±5 | 124 |
| Ash Content (%) | 13.0-13.8 | 13.4 |
| Free Acid Content (%) | ≤0.5 | 0.4 |
| Heating Loss (%) | ≤0.5 | 0.3 |
| Bulk Density (g/cm³) | 0.25-0.30 | 0.27 |
| Fineness (200-mesh Sieve Pass Rate %) | ≥99 | Qualified |
Used as a stabilizer & lubricant for PVC (non-toxic formulations); enhances photothermal stability when paired with calcium/barium stearate (dosage: <1 part in PVC processing). Also works as a polymerization additive for PP, PE, PS, EPS and a dispersant & thermal stabilizer for high-end color masterbatches.
Serves as a softening lubricant & mold release agent, significantly improving processability (standard dosage: 1–3 parts).
Functions as a paint drier to accelerate curing and works as a glazing agent for textiles to boost surface smoothness.
Utilized in pharmaceutical formulation (lubricant for tablet manufacturing), pencil lead production, and hydrogenated oil additives.
Strategic inventory hubs at Qingdao, Tianjin, and Longkou port warehouses keep 1,000+ metric tons of stock available. We deliver 68% of orders within 15 days, with urgent orders prioritized via an express logistics channel, accelerating delivery by 30%.
Triple-certified under REACH, ISO 9001, and FMQS standards. Fully compliant with global hygiene regulations, boasting a 100% customs clearance success rate for Russian imports.
Flexible payment terms include LC (sight/term) and TT (20% advance + 80% upon shipment). Specialized schemes are available: 90-day LC for South American markets, and 30% deposit + BL payment for Middle East clients. We operate under a 72-hour response protocol for order-related dispute resolutions.
Multimodal Logistics Network: Air freight enables 3-day delivery for propionic acid shipments to Thailand; rail transport offers a dedicated calcium formate route to Russia via Eurasian corridors; ISO TANK solutions accommodate direct liquid chemical shipments (e.g., propionic acid to India).
Packaging Optimization: Flexitank technology cuts packing costs by 12% for ethylene glycol (vs. traditional drums). Moisture-resistant 25kg woven PP bags are used for calcium formate and Sodium Hydrosulfide.
End-to-End Visibility: Container shipments are tracked via real-time GPS. Third-party inspection services are available at destination ports (e.g., acetic acid shipments to South Africa).
After-Sales Assurance: A 30-day quality guarantee is provided with replacement/refund options, along with complimentary temperature monitoring loggers for reefer container shipments.
For pricing, samples, or full TDS/COA documentation, reach out to our sales team.
Need help? Be sure to visit our support forums for answers to your questions!
Our Zinc Stearate has the molecular formula Zn(C₁₇H₃₅COO)₂, a density of 1.095 g/cm³, and a melting point of 130°C. It appears as a white, lightweight fine powder with a greasy texture. It is insoluble in water and ethanol but dissolves in hot organic solvents like benzene and turpentine.
It serves as a non-toxic stabilizer and lubricant for PVC, enhancing photothermal stability when paired with calcium or barium stearate (typically at a dosage of <1 part in PVC processing). It is also a polymerization additive for PP, PE, PS, and EPS, and a dispersant/thermal stabilizer for high-end color masterbatches.
Zinc stearate is packaged in moisture-resistant 25kg bags or 1000kg bulk bags, customizable to your needs. Additionally, our R&D team provides personalized dosage recommendations and application guidance to optimize your production line.
Our Zinc Stearate is non-toxic, eco-friendly, and safe for food-contact plastic processing. It is triple-certified under REACH, ISO 9001, and FMQS standards, ensuring compliance with global hygiene regulations.
We maintain over 1,000 metric tons of stock across strategic inventory hubs in Qingdao, Tianjin, and Longkou port warehouses. This allows us to deliver 68% of orders within 15 days, and we offer a prioritized express logistics channel that speeds up urgent deliveries by 30%.
We implement real-time GPS container tracking, offer third-party inspection services at destination ports, and provide a 30-day quality guarantee with replacement or refund options. We also supply free temperature monitoring loggers for reefer container shipments to mitigate logistics risks.
