Flame retardant sheeting from DER is produced under rigid quality control specifications, ensuring it meets ISO certification guidelines. 
Polycarbonate sheet is ideal for a variety of industries and applications including electrical devices, aircraft components, switchgear covers and other current-carrying items.
DERFLEX is one of the leading fireproof polycarbonate sheet manufacturers in China 20 years. If you have more interest, please contact me at:
Email: steven@derflex.com
M.P.: +86 15601786499 (WhatsApp & WeChat)
RESPONSE in half an hour during working hours