Vermiculite-base FR Door Coor

Jishang brand vermiculite-based fire door core board is made of high-quality expanded vermiculite as raw material, and a certain amount of adhesive, which is made by hot pressing or cold pressing. It has the characteristics of high sound absorption coefficient, thermal insulation, good flame retardancy and excellent flatness. It has reached the national fire protection A-level standards such as the United States, Australia and Japan, ensuring people’s health and safety. The raw material is mainly expanded vermiculite ore, which is made of Xinjiang and local vermiculite after expansion and calcination, and hot pressing and drying with green inorganic binder. Its density, size and shape are customized by customer OEM, and it is the national A1-level fireproof material and the national fire-proof A-level standard such as the United States, Australia and Japan. Vermiculite board has the excellent characteristics of high temperature resistance and low thermal conductivity. It can withstand high temperature of 1100 degrees without deformation, cracking and continuous folding. It can be used for a long time without collapse in the door core. At the same time, a good vermiculite board can withstand 2-4 hours of burning and isolate the spread of fire, which has extremely important protection in fire safety. The vermiculite-based fire door core board can ensure that the fire door can achieve the effect of fire prevention.

Shape: square rectangle OEM customized

Thickness: 10~40mm, and composite 10~40mm.

Size: 1200x~2400mm

1. Appearance quality: the surface is smooth, and there should be no scars or stains that hinder the practical use.

2. Combustion performance: Class A1 non-combustible

3. Temperature resistance: 800~1200℃

4. Density: 350~1000kg/m3

The vermiculite door core board produced by Jishang is made of high-quality Xinjiang or local asbestos-free vermiculite. It is non-toxic, smoke-free, green and environmentally friendly. It is an inorganic material without carbon and sulfur elements, and will not produce CO2 and SO2. Gases that affect the atmosphere are not harmful to the human body. Vermiculite fire door cores are widely used in high-rise residences, hotels, office buildings, commercial shopping centers, laboratories, factories and other construction fields.