Hunan Jintai Hardware and Machinery Co., Ltd The production of the stern shaft sleeve copper sets of copper bearing products has been a number of shipbuilding and maintenance business recognition and use. The stern shaft sleeve copper sets of copper alloy material composition requirements are very high, casting the difficulty is also very large; my company uses centrifugal casting process, with many years of production and processing experience, product high pass rate, by the user's welcome and affirmation!

                                            Marine copper sleeve