The fireproof standard of fireproof safes

At present, the world has adopted a large number of “fireproof file cabinet” refers to “paper fireproof file cabinet”, the international standard is in the 1000 degrees Celsius fire scene, the cabinet warmth to maintain at least one hour below 180 degrees Celsius, so that Paper does not carbonize, the handwriting is clear and legible. The most advanced “disk fireproof file cabinet” international standard is in the 1000 degrees Celsius fire scene, the cabinet temperature should be maintained at 52 degrees Celsius or more, at least one hour, so that the disk is not damaged. The information can be saved intact and read immediately.

Now the international fire protection standard level is slightly higher is the United States UL certification and Japan JIS certification.