... resistance: fine abrasive resistance: excellent flame resi Company IntroductionYancheng Boing Filter Co., Ltd. has 20 years' history, covering an area of ... , basalt, acrylic, FMS, PTFE, glass fiber, polyester and aramid fiber filter bags; glass fiber cloth; other various types of environment-protection ... -10.7M3 I M2 operating temperature continuous drying 250-260 ISO certificate: ISO9001 & ISO14001