ZOILSIL-W58GS Food Grade Precipitated Silica (Wet Process Oil Adsorption Grade)
Product Overview
ZOILSIL-W58GS is a specialized adsorption-grade silica designed specifically for wet process oil refining systems. Its surface chemistry is optimized for aqueous and semi-aqueous refining environments, providing excellent adsorption performance and filtration properties in wet conditions. This product is ideal for oil manufacturers using traditional wet refining technology.
Technical Specifications
Parameter | Detailed Specification |
Product Name | Food Grade Precipitated Silica (ZOILSIL-W58GS) |
Appearance | White fluffy powder, free of visible impurities and foreign odors |
Particle Size Range | 4-20μm (customizable upon request) |
SiO₂ Content (Dry Basis) | ≥99.5% |
pH Value (10% Aqueous Suspension) | 6.3-7.2 (aligned with international food grade standards) |
Annual Production Capacity | 10,000+ metric tons, stable bulk supply available |
Standard Packaging | 20kg/25kg food-grade sealed bags with PE inner liner |
Lead Time | 5-8 business days, expedited shipping available |
Compliance Standards | GB 2760, FDA 21 CFR 172.480, EU 1333/2008, USP |
Applications
ZOILSIL-W58GS is optimized for use in wet process oil refining systems, including:
• Water degumming and acid degumming processes.
• Wet bleaching and deodorization processes.
• Batch and continuous wet refining lines for all types of edible oils.
It effectively removes hydrated phospholipids, free fatty acids and pigments in aqueous environments, producing clear, stable edible oils with excellent flavor and shelf life.
Manufacturing Advantages
• Surface chemistry optimized for wet adsorption conditions.
• Excellent dispersion properties in oil-water mixtures ensuring uniform contact with impurities.
• Fast filtration rates reducing processing time and increasing production throughput.
• Low moisture absorption preventing caking during storage and handling.
Compliance Disclaimer
• The term "W58GS" mentioned herein refers exclusively to a general industry technical specification for food-grade precipitated silica anti-caking agents, not any third party's registered trademark, exclusive trade name or patented product model. Reference to this general specification is to objectively state that the product's R&D referred to food additive industry standards, with no intent to ride on third-party goodwill or mislead the public. Product ZOILSIL-W58GS is independently developed and produced by Zhongqi (Shandong) Silicon Materials Co., Ltd., with no authorization, cooperation, affiliation, endorsement or substitution relationship with any third party, nor does it infringe any third-party intellectual property rights.
• All statements on product performance, application scenarios and technical parameters are internal test results under conventional laboratory conditions, and do not constitute any express or implied commitment to actual use effect. Actual effect varies by customer's formula, production process, storage environment and usage, and shall be subject to the customer's independent test results.
• This product is a food additive. All usage must strictly comply with the Food Safety Law of the People's Republic of China, GB 2760 National Food Safety Standard for the Use of Food Additives and other current national laws and standards. All liabilities arising from illegal use shall be borne solely by the user.
