Primary vulcanization can basically shape rubber products, but it cannot fully remove residual vulcanizing agents, volatile impurities and internal molecular stress. For high-performance special rubber including silicone rubber, FKM fluoroelastomer and HNBR, secondary vulcanization (post-curing) is an indispensable finishing process. It greatly optimizes molecular crosslinking structure, and signi...
Exporting rubber products to the EU requires strict adherence to CE marking, EU representative registration, and REACH compliance—three core requirements to avoid customs detention and penalties. As a professional Chinese manufacturer, we deliver a one-stop compliance solution for global buyers. 1. CE Marking: Product Safety Passport CE marking is mandatory for rubber goods sold in th...
Entering the North American rubber market requires FDA, UL, and CSA certifications—non-negotiable for market access, regulatory compliance, and buyer trust. As a Chinese manufacturer, we streamline certification and maintenance for global clients. FDA Certification: Food & Contact Safety Mandatory for rubber in food, beverage, or medical contact. Core standard: 21 CFR 177.2600. Key test...
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