China Silicate Manufacturer — Sodium Silicate & Specialty Grades
Direct manufacturer of sodium silicate, potassium silicate, specialty silicates and custom grades. Trusted by distributors and industrial buyers worldwide.
Why Choose Zhongzhi as Your Silicate Factory
Six advantages that set a manufacturing site apart from trading companies
HG/T 2568 Industry Standard Drafter
Formerly Shandong Longgang Silicon Technology Co., Ltd., we were one of the drafting organizations of HG/T 2568-2021 Industrial Sodium Metasilicate Standard.
100,000+ Tons Annual Capacity
30,000 m² production base in Changyi, Shandong. Production is planned against confirmed orders.
Strict Quality Control
ISO 9001 & ISO 14001 on Downloads. Every batch is laboratory-tested; a lot-specific COA ships with the order.
Custom Packing & Labelling
25kg bags, jumbo bags, or your own label. We adapt packaging to your market requirements.
Production in 7 Days, Shipment in 14 Days
Standard orders produced within 7 working days. Container loading at Qingdao port within 14 days.
Dedicated Export Team
Experienced export documentation, compliance support, and logistics coordination. Reply within 12 hours.
Where Our Silicates Ship
Destinations recorded in shipment documents and customer orders
Every order ships with a lot-specific COA. SDS, typical stamped COA samples and certificates are on Downloads →
Silicate Factory in Changyi, Shandong
Multi-product silicate manufacturing since 2011
100,000+ tons annual capacity | 30,000 m² production base | SDS, COA samples and certificates on Downloads
Inside Our Factory
See our production facility, quality control, and logistics operations
Certifications & Compliance
Our Products
Industrial silicate portfolio manufactured in Changyi since 2011 — sodium silicate, metasilicate grades, potassium silicate, orthosilicate and more.
Industry Applications
Our silicate products serve a wide range of industries globally
Detergent
Industrial & Laundry
Construction
Cement & Waterproof
Metal Processing
Surface Treatment
Oil & Gas
Drilling Fluids
Ceramics
Refractories
Textile
Dyeing & Finishing
Water Treatment
Coagulant Aid
Chemicals
Catalysts & Binders
Technical Insights
Industry knowledge from our experts
Frequently Asked Questions
Looking for more answers? Visit FAQ Center →
Request a Quote
Get pricing, specification and delivery information within 12 hours
Need a Custom Solution?
Reply within 12 hours | MOQ 1 Ton | Custom Packing | Global Shipping
