長石 X7 2015-11-15 19:58:46| 發(fā)布者: admin| 查看: 205 產(chǎn)品功能與特性                                                                                                                            中國 優(yōu)寶微長石填料是由低含量游離二氧化硅的長石精制而成，其白度自然，具有低可溶性鹽的完全化學惰性。作為經(jīng)濟性原料，優(yōu)寶在增強各種工業(yè)以及養(yǎng)護涂料系統(tǒng)中效果顯著。 優(yōu)寶的顆粒堅硬有棱角，能夠外在形成一層剛性網(wǎng)狀保護膜使生產(chǎn)出的涂料具有抗氣泡，防起霜，耐凍裂的特點。將具有高硬度的優(yōu)寶加入配方當中，可以增加涂料的耐磨性從而提高其防污以及耐候性。這些超白填料的低吸油量能夠在不影響涂料粘度的條件下提高其填充量，較小程度增加顏料的情況下提高涂料顏色強度。優(yōu)寶能夠增強涂料色彩的清晰度以及持久性，廣泛運用于各種商業(yè)，工業(yè)，船舶涂料等領域。 優(yōu)寶各規(guī)格產(chǎn)品之生產(chǎn)嚴格按照內部質量確認體系，以確保產(chǎn)品化學純度和顆粒分布一致性達到預期要求。     粒徑分析及物性 平均值，不作為產(chǎn)品標準                                                                          平篩分粒度                                                                     ASTM                   MICRONS                     X7                                                               100                        150                            ---                                                                 200                        75                              ---   個別篩網(wǎng)                   325                        45                             --- 篩余百分比%                          400                        38                             0.02                                                                   20                              95.3                                                                   10                              71.6   雷射粒徑分析                                                                 5                               44.5                                                                 2                               20.6 顆粒直徑  (D90) μm                                                                          16.2                                                          中位粒徑    (D50) μm                                                                        6.0                                     顆粒粒徑  (D10) μm                                                                          1.5                                  比表面積, Blaine (cm2/g)                        ASTM C-204                     16260                                  吸油量  (g/100g)                                  ISO 787-5 : 1980                 25                                      酸堿值  (20% slurry)                            ISO 787-9 : 1981                  10.2                                     粉末亮度  (R457nm)                           Datacolor, Microflash            90                                       松密度  (g/cm3)                                 ISO 787-11 : 1981                  0.59                                     比重  (g/cm3)                                      ASTM C-128                              2.61                                                                                              含水量%                                           (較大) ASTM C-566                   0.2                        化學組成分析 平均值        重量百分比   X7   SiO2                                       68.02 AI2O3                                     19.43 K2O                                        0.07 Na2O                                     11.15 CaO                                       0.52 MgO                                      0.02 Fe2O3                                    0.04 TiO2                                       0.03 L.O.I                                       0.28 訂貨資訊 發(fā)貨地: 中國 包裝: 25公斤多層牛皮紙袋、500KG抗靜電編織袋 （特別要求）。