
Zinc Stearate
CAS: 557-05-1
Specification: Industrial grade
Use: PVC additive
Packing: 25kg per bag
Origin: Made In China
Manufacturer: Nanjing Chem Co.,Ltd
Product Introduction
Zinc Stearate (CAS 557-05-1) | Industrial Stearate Additive from China Manufacturer
1. Product Introduction
Zinc Stearate (CAS 557-05-1) is a high-performance metallic stearate widely produced by reliable China Zinc Stearate manufacturers. This white fine powder features excellent lubricity, hydrophobicity and thermal stability. As a versatile industrial additive, it serves as a core lubricant, stabilizer and release agent, extensively applied in plastic processing, rubber manufacturing, coating production and cosmetic industries for global industrial clients.
2. Product Specifications
| Test Item | Standard Specification |
|---|---|
| Appearance (25°C) | White fine powder |
| Zinc Content | 10.3% – 11.3% |
| Melting Point | 128°C – 130°C |
| Moisture Content | ≤0.5% |
| Free Acid Value | ≤1.0 mg/g |
| Density | 1.095 g/cm³ |
3. Product Features & Applications
1. Delivers outstanding internal and external lubrication performance, effectively reducing material friction and improving the molding efficiency of plastic and rubber products.
2. Features excellent heat resistance and anti-aging properties, stabilizing product performance under high-temperature processing and extending service life of finished materials.
3. Possesses good hydrophobic and anti-caking effects, preventing powder and granular materials from agglomerating during storage and transportation.
4. Widely applicable as thermal stabilizer, release agent and flatting agent in plastics, rubber, paints, cosmetics and textile industrial processing.
4. Packaging, Storage & Sea Shipping
Packaging: Standard 25kg woven bag packaging, with customizable packaging solutions for diverse order volumes.
Storage: Store in cool, dry and ventilated warehouses, keep sealed, away from moisture, high temperature and heavy pressure. The shelf life is 12 months under normal storage conditions.
Shipping: Zinc Stearate is classified as IMO Class 9 dangerous goods; UN Number: 3077, Packing Group III. As a professional China Zinc Stearate exporter and supplier, we provide full compliant documents to support safe FCL and LCL international sea freight.
5. Company Profile
Established in 2001, our company is a professional China Zinc Stearate manufacturer, covering a 100-acre production base with 5 complete fine chemical production lines. Over 20% of our employees are senior R&D personnel, focusing on process optimization, precision detection methods and solid-liquid-gas waste treatment for Zinc Stearate and similar stearate products. Strict quality inspection systems ensure stable and high-quality products for global industrial customers.
6. FAQ
What is Zinc Stearate? Zinc Stearate (CAS 557-05-1) is a high-purity metallic stearate additive with lubricating and stabilizing functions, widely used in polymer, coating and daily chemical industries.
What specifications do you supply? We provide industrial-grade Zinc Stearate with standard zinc content and low moisture, supporting stable bulk supply and customized technical indicators.
What are your export advantages? We support free sample tests, small trial orders and multiple cross-border payment methods. Complete documents including MSDS and analysis reports are provided for smooth customs clearance.
What is your company positioning? We are one of the leading manufacturers and suppliers of Zinc Stearate in China, with mature production capacity and reliable global export service.

