China Sodium Metasilicate
& Specialty Silicate Manufacturer

Direct manufacturer of sodium metasilicate, sodium silicate, potassium silicate and custom silicate solutions. Trusted by distributors and industrial manufacturers worldwide.

100,000+ TAnnual Capacity
15+Export Countries
15+Years Experience
100+Industrial Customers

Why Choose Zhongzhi Chemical

Six advantages that set us apart from trading companies

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HG/T 2568 Industry Standard Drafter

Formerly Shandong Longgang Silicon Industry Technology Co., Ltd., we were one of the drafting organizations of HG/T 2568-2021 Industrial Sodium Metasilicate Standard.

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100,000+ Tons Annual Capacity

Six production lines with 30,000 m² factory ensure stable supply year-round. No stockouts, no delays.

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Strict Quality Control

ISO 9001 & ISO 14001 certified. Every batch tested in our laboratory before shipment. Certificate of Analysis provided.

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OEM Packaging & Custom Branding

25kg bags, jumbo bags, or your own label. We adapt packaging to your market requirements.

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Production in 7 Days, Shipment in 14 Days

Standard orders produced within 7 working days. Container loading at Qingdao port within 14 days.

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Dedicated Export Team

Experienced export documentation, compliance support, and logistics coordination. Reply within 12 hours.

Manufacturing Strength

Direct factory, not a trading company

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30,000 m2
Factory Area
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6+
Production Lines
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100,000+ T
Annual Capacity
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100+
Employees
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30+
Export Markets

Leading Sodium Metasilicate Manufacturer in China

Principal drafting organization for HG/T 2568-2021 & HG/T 5746-2020

100,000+ tons capacity | 438 production machines | 30,000 m² base

Learn More About Our Sodium Metasilicate Manufacturing

Inside Our Factory

See our production facility, quality control, and logistics operations

Raw Material Warehouse of Shandong Zhongzhi Chemical - Premium Silica and Alkali Storage
Raw Material Warehouse
High-purity silica sand and soda ash stored in dedicated warehouse for quality-controlled production
Automated Sodium Metasilicate Production and Packaging Line at Zhongzhi Chemical Factory
Production Line
6+ production lines with 100,000+ tons annual capacity serving 30+ countries worldwide
Zhongzhi Chemical Quality Control Lab - Batch Testing for Sodium Metasilicate Purity
Quality Control Lab
Every batch tested before shipment. ISO 9001 certified quality management since 2011
Container Loading at Zhongzhi Chemical - Exporting Sodium Metasilicate Worldwide via Qingdao Port
Container Loading
We load 18-20 jumbo bags or 800 bags of 25kg into 20GP containers daily, shipping from Qingdao Port within 14 days
Finished Goods Warehouse of Zhongzhi Chemical - Palletized Sodium Metasilicate Ready for Shipping
Finished Goods Warehouse
Large inventory maintained for prompt delivery. MOQ starts from 1 metric ton
R&D Laboratory of Shandong Zhongzhi Chemical - Developing Specialty Silicate Solutions
R&D Laboratory
Continuous product innovation and technical support for detergent, construction, and industrial applications

Certifications & Compliance

Our Products

Nine specialized silicate chemicals manufactured since 2011

Anhydrous Sodium Metasilicate

Anhydrous Sodium Metasilicate

High-purity Sodium Metasilicate Anhydrous with 51% Na₂O content. Superior detergency, pH buffering,...

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Sodium Metasilicate Pentahydrate

Sodium Metasilicate Pentahydrate

Crystalline sodium metasilicate pentahydrate with 28.7-30% Na₂O content. Widely used in detergents,...

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Liquid Sodium Silicate (Water Glass)

Liquid Sodium Silicate (Water Glass)

Six standard grades LGY33 to LGY401. Versatile liquid silicate for construction, automotive, aquacul...

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Sodium Silicate (Water Glass)

Sodium Silicate (Water Glass)

Liquid and solid forms of sodium silicate. The most versatile industrial silicate serving 20+ indust...

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Instant Powder Sodium Silicate

Instant Powder Sodium Silicate

SSP20-SSP33 series. Rapid cold-water dissolution for automated batching systems.

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Sodium Orthosilicate

Sodium Orthosilicate

58.5% Na₂O content. The strongest alkaline silicate for heavy-duty industrial cleaning and metal sur...

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Potassium Silicate

Potassium Silicate

Three grades with modulus 3.3-4.9. Premium binder for refractories, welding rods, and high-temperatu...

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Lithium Silicate

Lithium Silicate

Deep-penetrating concrete densifier. Superior hardness, chemical resistance, and UV stability for fl...

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Silicon Based Flame Retardant

Silicon Based Flame Retardant

Water-soluble, non-toxic flame retardant. LOI ≥ 29%, anti-dripping, low smoke. Environmentally frien...

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Industry Applications

Our silicate products serve a wide range of industries globally

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Detergent

Industrial & Laundry

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Construction

Cement & Waterproof

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Metal Processing

Surface Treatment

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Oil & Gas

Drilling Fluids

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Ceramics

Refractories

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Textile

Dyeing & Finishing

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Water Treatment

Coagulant Aid

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Chemicals

Catalysts & Binders

Technical Insights

Industry knowledge from our experts

Frequently Asked Questions

Are you a manufacturer or a trading company? ▼
Shandong Zhongzhi Chemical Technology Co., Ltd. is a professional manufacturer of silicate chemicals in China. We operate our own production facilities and supply customers directly worldwide.
What products do you manufacture? ▼
Sodium Metasilicate (anhydrous and pentahydrate), Sodium Silicate (liquid and solid), Potassium Silicate, Lithium Silicate, Sodium Orthosilicate, Instant Powder Sodium Silicate, and Silicon-based Flame Retardant.
Which countries do you export to? ▼
We export to Europe, South America, Middle East, Southeast Asia, Africa, Central Asia, and North America. Key markets include Ecuador, Uzbekistan, Philippines, Ukraine, USA, Panama, Tanzania, Colombia, Malaysia, Argentina, Angola, and more.
Can you provide OEM or customized products? ▼
Yes. We offer OEM, private label, customized packing, and customized specification to meet your market requirements.
What certificates do you have? ▼
ISO 9001:2015, ISO 14001, MSDS, and Certificate of Analysis (COA) for every batch.
What is your minimum order quantity (MOQ)? ▼
MOQ starts from 1 metric ton, depending on the product. Trial orders are welcome.
How long is your delivery time? ▼
Normally within two weeks after order confirmation. Production within 7 days, shipment via Qingdao Port.
Why choose Zhongzhi Chemical? ▼
Factory direct pricing, stable supply from 100,000+ tons annual capacity, strict quality control, dedicated export team, OEM and technical support. We participated in drafting HG/T 2568-2021 Industrial Sodium Metasilicate Standard.
What is the difference between Anhydrous and Pentahydrate? ▼
Anhydrous Sodium Metasilicate (Na₂SiO₃) contains no crystal water and provides higher active content (approx. 51% Na₂O) for concentrated formulations. Sodium Metasilicate Pentahydrate (Na₂SiO₃ · 5H₂O) is the crystalline form with 28.7–30% Na₂O, widely used for conventional detergent and industrial applications.
What industries use your sodium metasilicate products? ▼
Our sodium metasilicate products are widely used in industrial cleaning, detergent manufacturing, metal cleaning, textile processing, ceramics, construction materials, and other industrial applications.
Can you provide samples before bulk orders? ▼
Yes. We can provide samples for product evaluation and testing before bulk orders. Please contact our sales team with your required grade and application information.

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Need a Custom Solution?

Reply within 12 hours | MOQ 1 Ton | OEM Available | Global Shipping

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