What is the MMC Sonic tape? (MMC Portable tank gauging system), manufactured by MMC (Marine Moisture Control), is the first company in the world to manufacture this device. Therefore, the brothers on the train used to call it mmc ruler.
Types of MMC Closed tank portable gauging system
Whether it is the US MMC, the EU or Japan, there are two types: Restricted type, a small amount of vapor still escapes. Gas-tight type used on vessels that require complete sealing.
In addition, MMC also provides a number of products such as: MMC sampling device, Dryness checking at the bottom of the basement, Gas sampling tape, Inert gas pressure gauge… Refer to MMC’s website here.
[- REFERENCE FOR RESTRICTED DEVICE – THE U.S.C.G. REPORTED THAT “THE COAST GUARD MARINE SAFETY CENTER (MSC) CONCERNING USE OF A RESTRICTED DEVICE (A DEVICE WHICH PERMITS ONLY A SMALL QUANTITY OF CARGO VAPORS TO ENTER THE ATMOSPHERE) CAN BE USED TO COMPLY WITH 45 CFR PART 39.30-1(i).”]