化學(xué)鍍鎳溶液的詳細配方及工藝流程

酸性化學(xué)鍍鎳的工藝規范
配方        1             2             3             4             5             6             7
工藝規范 含量/g•L-1
硫酸（NiSO4•7H2O）            25～30    25           26                           30            25           30～35
氯化鎳（NiCl2•6H2O）                                                        30                                         
次磷酸鈉（NaH2PO2•H2O） 20～25    30           24           10           10            25           18～22
醋酸鈉（NaC2H3O2）           15           20                                          10            10           12～17
檸檬酸鈉（Na3C6H5O7•2H2O）          10                                          10                                          3～5
葡萄糖酸鈉                            30                                                                        
乳酸（C3H6O3）80%/mL•L-1                                             27                                                        
丙酸（CH3CH2COOH）                                       2.2                                                       
硫酸肼                                                                                 10          
鉛離子（ppm）                      2             2                                                          
硫脲（ppm）                         2                                                                          
pH值       4.5～5     5             4.5          4～6        4～6        4～5        4.6～5
溫度/℃    85～90    90           90～95    90           90           30～40    85～90
沉積速度/μm•h-1    12～15    20           20           5～10      25                           10～15
適用基體材料          鋼鐵        鋼鐵        鋼鐵        鋼鐵        陶瓷        玻璃         鋼鐵
表3-1-5 堿性化學(xué)鍍鎳工藝規范
配方        1             2             3             4             5
工藝規范 含量/g•L-1
硫酸鎳（NiSO4•7H2O）                       25           30           40           20
氯化鎳（NiCl2•6H2O）          30                                                        
次磷酸鈉（NaH2PO2•H2O） 10           25           20           35           30
氯化銨（NH4Cl）   50                                                         30
焦磷酸鉀（K4P2O7）                           50                                         
檸檬酸銨（(NH4)3C6H5O7）                                              50                          
氫氧化銨（NH4OH）/mL•L-1                10～20                   25           30
光亮劑ND-1/ mL•L-1                                                           20          
絡(luò )合劑ND-2/ mL•L-1                                                           40          
檸檬酸鈉（Na3C6H5O7）                                                                  10
pH值       8～9.5     10～11    8～10      9～10或8～8.5      9～10
溫度/℃    30～40    65～75    90           40           35～45
時(shí)間/min  5～10      5～10      60                          
厚度/μm   0.2～0.5  1～2.5     8                            
適用基體材料          塑料        塑料        金屬        金屬        塑料
注：配方4為BLE-1光亮低溫化學(xué)鍍鎳新工藝，溶液較酸性液穩定、節能、外觀(guān)光亮平滑。pH=9～10時(shí)獲含P2%～4%低磷合金，pH=8～8.5時(shí)為含P7%～8%的普通化學(xué)鎳層，