Extruded polystyrene (XPS) foam is a widely used insulation material in the construction industry, prized for its thermal performance and moisture resistance. However, like most polymer-based materials, XPS can be flammable. To meet stringent building codes and ensure occupant safety, the incorporation of effective flame retardant additives is essential. NINGBO INNO PHARMCHEM CO.,LTD. specializes in providing high-performance flame retardant masterbatches that are specifically designed to optimize XPS insulation materials.
The Critical Role of Flame Retardants in XPS Insulation
XPS foam is typically manufactured through an extrusion process. During this process, flame retardant additives are introduced to the polystyrene melt to impart fire resistance. The goal is to slow down ignition, reduce the rate of flame spread, limit heat release, and minimize smoke generation. This is not merely a matter of product enhancement but often a regulatory requirement for building materials to prevent catastrophic fires.
Why Choose Our Flame Retardant Masterbatches for XPS?
Our flame retardant masterbatches offer several key advantages for XPS manufacturers:
Key Factors for Success:
When selecting a flame retardant masterbatch for XPS, consider the following:
NINGBO INNO PHARMCHEM CO.,LTD. is your trusted partner for high-quality flame retardant masterbatches. We are committed to providing solutions that enhance the safety, performance, and sustainability of XPS insulation. Whether you are looking to buy in bulk or require custom formulations, our team is ready to assist. Contact us to learn more about our products and how we can help optimize your XPS manufacturing process.
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.