型號(hào)(Model):GH300-OE(白色)
Item             Factory Standard           Testing Standard
單位面積質(zhì)量(Basic weight):    300g/㎡±15g/㎡                GB451.2-89
厚度(Thickness):               5.5mm±0.5 mm （游標(biāo)卡尺）  GB451.4-89    
過(guò)濾效率(Filtration Efficiency):    >95%                               /
透氣率(Ventilation Property):     ≥1600L/㎡?s                    GB/T5453.97
容塵量(Dust Holding):          ≥550g/㎡                            /
孔徑(Pore diameter):            120-140μm                    GB/T14799-94
拉伸強(qiáng)度(Tensile Strength):      ≥130N/5cm                   GB/T13763.92
脹破強(qiáng)度(Bursting Strength):     >110N                         GB/T14800-93
耐熱性(Heat Resistance):         >120℃                              /