Because each dust catcher has its own characteristics and the system parameters so choose a suitable gas filter material must understand the following parameters:temperature, Humid degrees, Dust diameter, Gas Chemical Properties, Abrasive dust, dust catcher mechanical Solid.As cleaning manner,the condition of install ,ect.In general , SAM environmental’s dust filter bag will be used industrial emissions,filter dust ,usefull dust , High-temperature gas dust and other dust filtration equipment.