ULDEK Technology Co.Ltd is a professional manufacture of various ultrahigh magnetic rotary feedthroughs. Our products are mainly used in vacuum coating and semiconductor industries. We can offer both standard and custom designed feedthroughs according to your request. All of our products are with good quality and competitive prices. We are also professional and strong at the repairing of various ferrofluid feedthroughs. Please feel free to contact us if you have any requirements on the ferrofliud feedthroughs. We will be very glad to quote our best prices according to your request.