SIGMAGUARD 720  高固態環氧漆                       (SIGMAGUARD EHB) 

  共 三 頁                                                       2005 年 9 月版  

簡    介                     雙組份高固態聚胺固化環氧漆  

主要性能                     —  液艙（罐）涂料, 具有廣泛的抗化學物質性能  

                             —  固化時間短  

                             —  良好的低溫固化性  

                             —  易于清潔  

                              —   獲準的有效控制腐蝕涂料(獲勞氏船級社認可),見表 1886  

顏色與光澤                   淺綠, 灰色 - 有光  

                                         3                          2               2 

基本數據(20℃)                (1 克/厘米 =8.25 磅/美加侖,  1 米 /升=40.7 英尺 /美加侖)    

比    重                     1.4 克/厘米3                             

體積固體含量                 78% ±2%  

揮發性有機成分(VOC)      163 克/公斤（按 1999/13/EC，SED 標準）  

                              233 克/升(約 1.9 磅/加侖)                                             

推薦干膜厚度                 125 微米*                                          

理論涂布率                   6.2 米2/升, 125 微米厚*             

表干時間                     7-8 小時, 5℃; 5-6 小時, 10℃; 2-3 小時, 20℃                                    

覆涂間隔                     最小:  8 小時*                                     

                             :  28 天*                                 

完全固化                     見固化時間表*  

                            (成份數據)  

貯藏有效期                   至少 12 個月                   

 (陰涼干燥處)  

閃    點                     基料 28℃, 固化劑 25℃     

推薦底材                    —  鋼材; 噴砂清理達到ISO標準Sa2.5級,噴砂表面粗糙度(Rz)40-70微米  

狀況與溫度                  —  前涂層; 干燥且無任何污物, 如果需要, 應作充分粗糙處理  

                            —  在油漆施工及固化期間底材溫度必須高于 5℃并至少高于 3℃  

使用說明                混合體積比    基料: 固化劑  =  75 : 25  

                             —  基料與固化劑混合溫度需高于 15℃, 否則應添加稀釋劑以達到施工所 

                                  需粘度    

                           —  過多稀釋劑會導致抗流掛性降低與固化減慢  

                           —  稀釋劑應在組份混合后加  

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SIGMAGUARD 720                        (SIGMAGUARD EHB) 

高固態環氧漆 720 

熟化時間                   用前所需熟化時間  

                           15℃  －  15 分鐘  

                           20℃  －  10 分鐘  

                           25℃  －  5 分鐘  

混合后使用期                1.5 小時 (20℃) *  

無氣噴涂                  

推薦稀釋劑                 稀釋劑 91-92  

稀釋劑體積                 涂單層 125 微米干膜厚時, 為 10%  

噴咀孔徑                   約 0.53-0.68 毫米(0.021-0.027 英寸)  

噴出壓力                   15 兆帕(約 150 大氣壓或 2130 磅/英寸2 )   

有氣噴涂                  

推薦稀釋劑                 稀釋劑 91-92   

稀釋劑體積                 涂單層 125 微米干膜厚時, 5-15%  

噴咀孔徑                   1.8-2 毫米  

噴出壓力                   0.3-0.4 兆帕(約 3-4 大氣壓或 43-57 磅/英寸2 )   

刷涂                      不推薦, 只用作小塊修補和預涂裝  

工具清洗                    稀釋劑 90-53  

安全防范                涂料及推薦的稀釋劑見安全表 1430,1431 和相關材料的安全數據  

                            這是溶劑型涂料，必須避免吸入漆霧和溶劑, 并盡量不使皮膚和眼睛暴露,  

                            避免接觸到未干的油漆  

附  錄               

膜厚與涂布率  

                              理論涂布率（米2/升）                7.8           6.2     

                              干膜厚度（微米）                    100           125     

                        刷涂時，干膜厚度                                      100 微米  

覆涂間隔時間表   

                              基底溫度                     5℃    10℃    20℃    30℃    40℃  

                              最小間隔時間（小時）         32      24      8       4       3  

                              間隔時間（天）           28      28     28      14       7  

                             －  表面應干燥并無任何污物  

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SIGMAGUARD 720                        (SIGMAGUARD EHB) 

高固態環氧漆 720 

固化時間表                         

                                                     在裝載下列貨物前, SigmaGuard 720所需的最少固 

                                                     化時間(天):  

                                    底材溫度  

                                                     脂肪族石油產品與壓載       除有注釋 4、7、8 或 11 

                                                     水以及液艙的海水試驗  以外的貨物  

                                       5℃                       10                         17  

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