The key advantage of using sodium silicate in foundries lies in its ability to form strong, heat-resistant bonds. When exposed to carbon dioxide gas, our sodium silicate reacts to solidify the sand mixture, creating cores and molds that can withstand the high temperatures of molten metal pouring. This process, often referred to as the CO2 process or sodium silicate molding, is widely adopted for its efficiency and the quality of castings it produces. As a dedicated supplier, we ensure our sodium silicate product provides consistent reactivity and binding power, minimizing defects and improving the overall yield in your casting operations.
For foundries and metal fabricators seeking a reliable source for foundry binders, NINGBO INNO PHARMCHEM CO.,LTD. offers competitively priced, high-quality sodium silicate. We understand the critical nature of your processes and are committed to providing chemical solutions that enhance productivity and product quality. Contact us today to buy sodium silicate for your foundry needs and benefit from our expertise as a leading chemical supplier in China. Secure your supply of this essential foundry material and ensure precise, high-quality metal castings.
Manufacturing Facilities






Professional Export Experience
to Global Customers
1. 20 years of R&D, manufacturing and sales experience, serving customers in 60 countries and regions around the world;
2. Own R&D laboratory, pilot platform and large-scale production workshop, which can meet the audit requirements of global customers;
3. We can satisfy customers' perfect transition from small scale lab requirements (gram level) to commercialization requirements (hundred tons level).
A: We don't have Minimum Order Quantity, exact quantity should be provided before quotation for us to calculate the exact cost.
A: We don't provide free samples due to lots of request and expensive international courier's cost, we can deduct the sample charge after commercial order placed.
A: Our payment terms: Small or sample order: T/T IN ADVANCE. Commercial order: First order should be by T/T IN ADVANCE or L/C at sight, and following orders T/T 30~90days is acceptable subject to approval of credit application.