Crosslinking is a fundamental process in rubber manufacturing, transforming raw rubber into a strong, elastic, and durable material. NINGBO INNO PHARMCHEM CO.,LTD. offers the RFE hardener, an advanced chemical solution that significantly enhances this critical process for a wide array of rubber applications.
As a specialized rubber crosslinking agent, our RFE hardener works by creating a robust three-dimensional network within the rubber matrix. This network structure is responsible for the enhanced mechanical properties that rubber is known for, such as elasticity, tensile strength, and resistance to abrasion. By utilizing our RFE hardener, manufacturers can achieve a higher degree of crosslinking, resulting in rubber products that offer superior performance under demanding conditions.
The benefits of employing our RFE hardener are manifold. Firstly, it contributes to improved heat resistance. In many applications, rubber components are exposed to elevated temperatures, and effective crosslinking is essential to maintain their structural integrity and prevent softening or degradation. Our RFE hardener ensures that the crosslinked rubber can withstand higher temperatures, making it suitable for automotive components, industrial seals, and other high-temperature applications.
Secondly, the RFE hardener enhances the chemical stability and resistance to dissolution of the rubber. This is particularly important in environments where rubber may come into contact with oils, solvents, or other chemicals. The tighter crosslinked structure provided by our product creates a barrier, preventing chemicals from penetrating and degrading the rubber matrix. This makes it an excellent choice for hoses, gaskets, and protective linings exposed to harsh chemical environments.
Furthermore, the RFE hardener can influence the compression set of the rubber, a measure of its ability to return to its original shape after being compressed. By optimizing the crosslinking density, our product helps reduce permanent deformation, ensuring that seals and cushions maintain their sealing capabilities and effectiveness over extended periods. NINGBO INNO PHARMCHEM CO.,LTD. is dedicated to providing cutting-edge chemical solutions that empower rubber manufacturers to achieve exceptional product quality and performance.
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.