Honeycomb cores get their name from the honeycomb shaped cardboard that is hardened by special resins.
Fire door core material.
They weigh less and are expected to cost less than solid core.
Available in thicknesses of 1 5 up to 2 125 inches un calibrated our fire rated door core can be configured to accommodate a wide variety of construction adhesives glazing and hardware options.
And since simpson fire doors have been designed to match other interior doors your fire rated doors will blend seamlessly with all doors in your home.
Aluminium metal sheeting is ideal for doors that need to be more lightweight or that have hygiene requirements.
Steel is generally stronger than aluminium and is more sturdy and durable.
This requires internal wood blocking in the core to allow hardwareto fasten securely.
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.
The first level of insulated door core is the polystyrene which is a slab of foam that is placed in the.
Fire rated door components.
The available door thickness is a nominal 1 3 4.
Steelcraft s fire rating capabilities include the use of ceramic glass and special glazing compounds.
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.
Hollow metal is the only door material widely available with a 3 hour label.
The two most common materials used to create metal sheeting in doors are steel and aluminium.
Mineral cores are very lightweight and do not hold screws well.
Fire rated metal door 20 45 60 90 minute or 3 hour label heavy duty 18 gauge steel doors rigid honeycomb core or polystyrene core.
Hollow core doors are usually purchased for two basic reasons.
Mineral core doors utilize a mixture of noncombustible minerals and are only used in doors that require fire ratings of 45 60 or 90 minutes.
Mineral fire doors consist of the mineral core itself with lengths of firestop material used for stiles rails and blocking.