Name: Potassium Silicate
Cas: 1312-76-1
Purity: 99%
MOQ: 1KG
Directory Guidance on Potassium Silicate
Nature and Specifications
| MF: | K2O3Si |
| MW: | 154.28 |
| EINECS: | 215-199-1 |
Basic Info
Potassium silicate is an inorganic compound with the chemical formula K ₂ SiO ∝ It usually appears as a white powder or colorless crystal. It is an alkaline silicate formed by the reaction of silicon dioxide (SiO2) with potassium oxide (K ₂ O) at high temperatures. It is easily soluble in water, forming an alkaline solution. Its aqueous solution is commonly referred to as “water glass” or “water cup”.
Potassium silicate has unique chemical properties. The silicon-oxygen bond (Si-O) in its molecular structure gives it good thermal stability and chemical inertness. The compound will undergo hydrolysis in water to produce a colloidal silicic acid solution. This property makes it of great value in many industrial fields. The pH value of potassium silicate solution is usually between 11-12, showing a strong alkalinity.
Product Introduction
| Melting point | >300°C |
| density | 1.203-1.209 g/cm3 |
| form | Powder |
| color | White |
| Water Solubility | Soluble in water. |
⇒We provide high-purity chemical raw materials with clear molecular formula and precise specifications. Each batch of Potassium Silicate products undergoes strict quality inspection to ensure stable and reliable physical and chemical properties. It adopts international standard packaging, sealed and moisture-proof, to ensure safe transportation and storage. Whether it is R&D experiments or industrial production, we can provide you with professional technical support and customized services. With rigorous technology, transparent data and stable supply, we help you efficiently complete chemical applications and innovations.

1. Agricultural field
In agriculture, potassium silicate is used primarily as a biostimulant, a fertilizer and nutrient. It can improve the stress resistance of plants, including drought resistance, resistance to salt-alkali and resistance to disease and pests. It increases the effectiveness of photosynthesis and soil structure. It also thickens plant cell walls.
2. Manufacturing of Refractory Materials
Due to its high melting temperature and chemical stability it is used widely in the production of refractory bricks as well as high-temperature furnace linings. It is also suitable for the glass, ceramic and metallurgical industries. It is able to resist high-temperature corrosion and prolong the life of equipment.
3. Building Materials
In the construction industry potassium silicate is added to cement as an additive in order to increase the speed of hardening, the strength, and the durability of concrete. It can also be used to create a thick protective layer in waterproof and flameproof coatings, which improves the weather resistance of buildings and their safety.
4. Adhesives & Sealants
The potassium silicate aqueous solutions can form a gel that is used widely in the wood, ceramic and electronic packaging industries. It can be used as an adhesive or sealant to improve the structural integrity of products and their sealing capabilities.
5. Fireproofing of textiles
In the textile sector, potassium silicate can be used to improve the softness of fabric and its antistatic properties. It can also be applied as a flame retardant to textiles or wood to increase their flame resistance.
6. Electronics and Semiconductor Industry
In the production of fluorescent screen coatings as well as conductive graphite and semiconductor materials. It also plays an important role in the production electron beam tubes and pictures tubes. It can be used to coat electrodes in order to reduce spatter.
7. Chemical Engineering and Catalysis
In the petrochemical industry and in fine chemicals, potassium silicate can be used as a carrier or catalyst for hydrogenation, cracking and other reactions. Its porous nature provides a large number of active sites that enhance the efficiency of the reaction.
8. Manufacturing detergents and soap
As a detergent and soap component, potassium silicate enhances the product’s decontamination and stability. Its alkaline qualities help remove oil stains, and improve cleaning.
Welcome to Consult
If you are looking for high-quality Potassium Silicate, now is the best time! We not only provide you with very competitive prices, but also strictly guarantee the purity and stability of the products to the industry-leading level. At the same time, our comprehensive after-sales service will accompany you every step from procurement to use to protect your business.
Choose us, you will experience:
Excellent quality: products meet international standards, stability and purity are verified multiple times.
Professional service: quick response to needs, provide detailed technical support.
Long-term trust: we are committed to building lasting partnerships to help your business grow.
Please contact us now for more product details and exclusive quotes. Let us become your only choice for chemical raw material procurement and open a new chapter of cooperation together!
Related References
Manufacturer of Potassium Silicate
Zhishang Chemical is based in Shandong, serves the whole country, faces the world, and is determined to become an excellent supplier and service provider in the chemical industry.
As a top manufacturer of cosmetic raw materials, disinfectants, flavors and fragrances in China, we are committed to producing high-quality products and have won high praise from customers all over the world.
In the next 10 years or even longer, Zhishang will always adhere to the tenet of quality first and reputation first, and devote itself to providing customers with thoughtful and perfect services.
As a professional Potassium Silicate manufacturer, Zhi shang Chemical has served more than 6,000 customers around the world. Because of our high-quality products and professional services, we have won high praise from most of our customers.
Pre-Sales Service
* Timely reply and 24 hours online, the professional team will provide you with the most favorable prices and high-quality products.
* The sample supports testing and inspection.
* Each batch of products will be tested to ensure that its quality meets user needs.
*Packaging can also be made according to customer requirements.
*Any inquiries will be answered by our relevant personnel within 24 hours.
*We will provide you with commercial invoice, packing list, packing list, COA, health certificate and certificate of origin if you need it. If your market has other special requirements, please let us know.
After-Sales Service
*We will monitor the logistics information in real time and will share the information with you.
* You can consult us at any time if you have any questions about the product, and we will answer you in time.
*If you have any questions about the product, you can report it to us, we will deal with it in time for you, and the product can be returned.
DO YOU ACCEPT SAMPLE ORDER?
We will make samples before mass production. After the samples are approved by the department and users, we will start mass production. During the production process, we will carry out 100% inspection, and then carry out random inspection before packaging.
WHAT’S YOUR MOQ?
Our MOQ is 1kg. But usually we can also accept a smaller quantity, such as 100g, if you need it, provided that the sample fee is 100% paid.
IS THERE A DISCOUNT?
Different quantity has different discount.
HOW TO CONFIRM WHETHER THE PRODUCT QUALITY MEETS OUR NEEDS BEFORE PLACING AN ORDER?
You can consult us to get free samples of some products, you only need to pay the freight or arrange express delivery to us and get the samples. You can send us the product specifications and requirements you need, and we will manufacture products according to your requirements.
DO YOU SUPPLY PRODUCT REPORT?
Yes. We’ll give you product analysis report before shipping.
LEARN MORE ABOUT US
Shandong Look Chemical
1. For products ≤50kg, we recommend using express delivery, which is usually called DDU service (discounted, convenient).
2. For products ≤500kg, we generally recommend air freight, which is usually called FOB, CFR or CIF service (fast and efficient).
3. For products >500kg, we generally recommend shipping by sea, which is usually called FOB, CFR or CIF service (economical, safe).
4. For high-value products, please choose air or express to ensure the safety of product transportation.






