The head of an electric razor will last anywhere from six to twelve months.
The head of an electric razor will last anywhere from six to twelve months. The thickness and density of your facial hair are more important than the number of shaves gillette recommends.
How Often Should You Change An Electric Shaver Head?
It’s recommended by most brands that foils and blades should be changed every 18 months. If you shave daily, you may need to change your foils and blades earlier than the recommended time. 
How Long Does A Shaver Head Last?
This should be based on the number of shaves, not weeks. You want to change your razor blade after a few shaves. The thickness and density of your facial hair are more important than the number of shaves gillette recommends. 
How Long Do Philips Shaver Heads Last?
The blades should be replaced every four months. Depending on usage and hair type, this can vary. If you use the oneblade a lot, the blades may need to be replaced sooner than four months. The blades can last longer if you are a light user. 
How Long Does A Gillette Razor Head Last?
Depending on your hair density and how often you shave, each blade lasts for about a month. To get the best shave, you should change your cartridge at the first sign of blade irritation. 
How Long Do Philips 3000 Blades Last?
This is what you need. There is no alternative. The heads should be replaced every 2 years. 
How Long Do Philips Norelco Heads Last?
Small blades that dull over time are contained in these heads. They should be replaced every year. 
Frank Harmenstein is the lead editor of the grooming website Cut Throat Straight Razor, and has over 15 years of experience in the industry. He’s personally tested and reviewed over 200 different straight razors, and has written countless articles on the subject.