English 
The challenge:
The two components, PTFE (known under the brand name Teflon®) and SAN (styrene-acrylonitrile copolymer) are combined into one product in this process. The PTFE / SAN mixture has a high stickiness and clumps very fast.
Our process:
PTFE and SAN are “combined” by using KREYENBORG IRD (Infrared Rotary Drum) to form a product under the influence of heat and permanent and careful mixing.