Stearic Acid Industrial Cosmetic Grade is one of the most versatile fatty acid auxiliary chemicals in modern manufacturing industry, and Linkwin adopts advanced vegetable oil hydrolysis, fractionation and hydrogenation refining process to produce high-quality stearic acid, implementing separated production and quality testing for cosmetic-grade and industrial-grade products to avoid cross-contamination, delivering consistent melting point, iodine value and acid value indicators for global downstream manufacturers. Our stearic acid can be customized into flake and pellet two physical forms according to customer processing demands; pellet type features better flowability and less dust for automatic batching workshops, while flake type is convenient for melting saponification reaction production. With saturated long-chain fatty acid structure, stearic acid owns excellent surface activity, emulsifying property, lubricating property and vulcanization activation function, with different grades targeting differentiated high-end and general industrial application scenarios.

Test Item	Specification Standard
Product Name	Stearic Acid
Available Grade	Industrial Grade / Cosmetic Grade
Physical Form	White Flake / Pellet Solid Optional
Core Application	Soap making, rubber processing, cosmetic formulation, lubricant additive
Supporting Certificates	Batch COA, MSDS
Packaging Option	25kg Woven Bag, Jumbo Bag Bulk

In industrial rubber & plastic field, stearic acid acts as indispensable vulcanization activator, dispersant and internal lubricant in natural rubber, synthetic rubber and plastic extrusion/injection molding production, accelerating vulcanization reaction rate, improving filler dispersion uniformity, reducing equipment friction resistance and enhancing product surface smoothness; it is also primary raw material for cold-process soap, laundry soap, transparent soap and candle manufacturing via saponification reaction with alkali. For cosmetic & personal care industry, high-purity cosmetic-grade stearic acid with controlled harmful impurities works as emulsifier, thickener, consistency regulator and emulsion stabilizer for facial cream, body lotion, vanishing cream, hair pomade and sunscreen formulations, helping form stable cream system and improve product texture spreadability. Many overseas buyers encounter inconsistent melting point, high unsaturated impurity and poor emulsification effect from low-grade stearic acid suppliers; our multi-stage fractionation purification process ensures stable index performance batch to batch, avoiding formulation instability and finished product quality fluctuation risks.

Standard packaging is 25kg inner PE liner outer woven bag, jumbo bag bulk container shipment is customizable for large orders to cut unit logistics expenditure. We keep adequate year-round inventory reserves to shorten order lead time and prevent production shutdown caused by raw material shortage for your factory. Complete export documents including batch COA, MSDS, commercial invoice and packing list can be issued rapidly to streamline import customs clearance procedures globally. Our sales team can tailor accurate FOB and CIF quotations based on order quantity and destination port, support free sample delivery for formulation trial before bulk purchase, and offer technical guidance for dosage matching in rubber, soap and cosmetic formulas. Choosing Linkwin as your stearic acid supplier effectively reduces intermediate procurement cost, stabilizes finished product quality and builds sustainable long-term supply cooperation advantage.