Fire Rated Door Core Material

A temperature rise door is a fire rated door which limits the heat transfer through the door for a period of 30 minutes.

Fire rated door core material.

Hollow core doors are usually purchased for two basic reasons. It has excellent thermal properties and through bolting is allowed but it is not intended to provide screw holding capabilities. And we are certified by ul to cut re certify and label fire rated glazing materials. It is relatively light in density at approximately 32 pounds per cubic foot.

Fire rated left hand inswing 6 panel steel fire prehung commercial exterior door with wood frame. Fire rated gray right hand flush unfinished steel commercial door slab with knock down frame. Temperature rise ratings can be 250 450 or 650 degrees where the. Honeycombed core this is where a honeycomb structure made from metal cardboard or a variety of other materials is used in the core of the door.

Temperature rise ratings indicate the maximum rise above ambient temperature on the non fire side of the door and will be either 250 450 or 650 f. Hollow metal doors can be specified with a temperature rise rating which will require a sheet of mineral board inserted into the door. Trudoor is an authorized whi fire labeled shop warnock hersey intertek enabling us to modify re certify and label fire rated doors and frames. It enables the door to be lighter stronger and have better fire resistance while also improving insulation and sound proofing.

Our facility undergoes routine inspections to verify that modifications are. Corrim company offers frp polyfire fire doors and frames available with 20 through 90 minute ul ratings. They weigh less and are expected to cost less than solid core. Product overview fire rated steel doors for commercial industrial applications.

It all starts with tectonite components our proven raw mineral core with some of the lowest heat transfer on the market and the only material fire rated in your choice of 60 90 or 120 minutes. This material has properties that reduce the heat that is transferred through the door to the non fire side of the opening. Corrim has pioneered the development of fire doors for a variety of industries and applications in the pharmaceutical water treatment and industrial markets due to its noncorrosive characteristics. Simpson offers thousands of choices for fire rated doors including 20 minute fire rated wood doors and mdf doors with fire ratings up to 90 minute.

Mineral fire doors consist of the mineral core itself with lengths of firestop material used for stiles rails and blocking. Fire rated door components.