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产品系列: 防腐胶粘剂

参考价格:23 | 发布于:2010-4-6

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产品信息
产品名称:夹克胶
产品品牌:迈强
规格型号:优等
生产厂家:山东全民塑胶有限公司
产品产地:
产品简介:

 
 
     
         
             
               夹克胶   
             
         
     
 
 
   
 
 
     
         
             
                一、产品简介与用途: 
              “迈强”牌夹克胶为我公司生产的胶粘剂系列 “聚乙烯防腐层胶粘剂” 中的一个单项产品,为丁基橡胶、EVA掺混型热熔胶,是钢质管道包覆聚乙烯防腐层(夹克防腐工艺)的专用胶粘剂。产品技术工艺为目前国内领先水平。   产品分别有Ⅰ型、Ⅱ型两种型号,Ⅰ型为常温常用型,Ⅱ型为低温性能,适用冬季和寒冷地区。颜色有黑色、乳白色、灰色、绿色和纯黄色。  
             
         
         
             
                二、产品特性:  
              1.由于丁基橡胶的存在,具有优异的憎水性和不透气性,粘接强度也从而增高,密封性强,可有效阻止各种腐蚀介质的侵入。  
              2.由于EVA的掺混,从而增加了胶粘剂的强度和热老化性能以及与聚乙烯层的相容性,可有效防止聚乙烯层因各种因素引起的应力而发生的开裂。  
              3.产品填补了同类粘剂中的粘弹性、自愈性,产品还具有易熔化、易施工、熔融粘度低、涂层均匀等特性,部分技术指标优于国内其它厂家的同类产品。   
             
         
         
             
                三、技术指标:  
             
             
                 
                     
                         
                          项  目  
                         
                         
                          技术指标  
                         
                         
                          检测方法  
                         
                     
                     
                         
                          Ⅰ  
                         
                         
                          Ⅱ  
                         
                     
                     
                         
                          软化点,℃  
                         
                         
                          ≥90  
                         
                         
                          ≥75  
                         
                         
                          GB4507  
                         
                     
                     
                         
                          180  °剥离强度PE/钢,kN/m  
                         
                         
                          室温  
                         
                         
                          ≥5.0  
                         
                         
                          ≥5.0  
                         
                         
                          GB2792  
                         
                     
                     
                         
                          -10  ℃  
                         
                         
                          /  
                         
                         
                          ≥3.5  
                         
                     
                     
                         
                          针入度,1/10㎜  
                         
                         
                          20  ±2  
                         
                         
                          20  ±2  
                         
                         
                          GB4509  
                         
                     
                     
                         
                          剪切强度,MPa  
                         
                         
                          ≥1.3  
                         
                         
                          ≥1.2  
                         
                         
                          GB7124  
                         
                     
                     
                         
                          挥发份,%  
                         
                         
                          ≤0.2  
                         
                         
                          ≤0.3  
                         
                         
                          GB2808  
                         
                     
                     
                         
                          吸水率,%  
                         
                         
                          ≤0.1  
                         
                         
                          ≤0.1  
                         
                         
                          GB1034  
                         
                     
                     
                         
                          电气强度,kV/㎜  
                         
                         
                          ≥15.5  
                         
                         
                          ≥16.5  
                         
                         
                          GB1408  
                         
                     
                     
                         
                          体积电阻率,Ω&|m i d|dot;m  
                         
                         
                          ≥1×10 14   
                         
                         
                          ≥1×10 14   
                         
                         
                          GB1410  
                         
                     
                     
                         
                          100  ℃  ×100天热老化后,剥离强度保率,%  
                         
                         
                          ≥75  
                         
                         
                          ≥80  
                         
                         
                          SYJ4014  
                         
                     
                     
                         
                          190  ℃  旋转粘度,Pa.s  
                         
                         
                          3-4.5  
                         
                         
                          2-2.5  
                         
                         
                          GB2794  
                         
                     
                 
             
             
                  四、使用工艺:  
              “迈强”牌夹克胶采用浸涂方式涂覆:  
              1.将固体胶块放入电加热熔胶器中熔融。温度设置160-200℃(也可采用明火加热熔胶器),并进行搅拌,使熔融过程的胶块得到充分搅匀。避免因局部温度过高造成胶老化、胶焦。  
              2.将已熔融好的胶移至涂胶器内(涂胶器要有加热功能或保温效果),使胶保持于160℃左右。  
              3.将预热至70~90℃的钢管通过已调整好的涂胶器刮胶环,使熔融后的胶均匀涂到钢管外壁。  
              4.胶层的厚度、均匀程度与刮胶环控制的孔径、弹性和熔融后胶的温度有密切的关联。  
              五、包装、运输、储存:  
              1.包装选用编织袋,25㎏/袋。  
              2.运输、储存及使用过程中:防潮、防油污、防酸碱、防阳光暴晒,注意明火。 
              3.保质期限12个月。