UL Certified Red Color Single Swing Pre-hung Fire Safety Steel Door For Corridor Access

UL Certified Red Color Single Swing Pre-hung Fire Safety Steel Door For Corridor Access

Steel Fire Safety Door

Zhongwo fire door is located in the same city as Shaolin temple, Zhengzhou, after 25 years development she has built two factories in Zhengzhou and one latest in Minquan, Shangqiu which is 200km away from Zhengzhou. Nowadays she hired more than 400 employers and workers, covers workshops of an area of over 50000 square meters.

Product Description

Fire Resistance Rating(FRR):

Grade A: 1.5 Hours

Grade B: 1.0 Hour

Grade C: 0.5 Hour

Class A: also known as fully insulated door sets, it can meet the requirements of fire insulation and fire integrity at the same time within the prescribed time. The fire-resistance rating is 0.5h (Grade C), 1.0h (Grade B), and 1.5h (Grade A ) and 2.0h, 3.0h.

Class B: also known as partially insulated door sets, its fire insulation requirement is 0.5h and fire integrity rating is 1.0h,1.5h, 2.0h and 3.0h.

Class C: also known as no insulated door sets. There is no requirement for fire insulation. It only need to meet the requirement of fire integrity within the prescribed fire time and the fire integrity rating is 1.0h, 0.5h, 2.0h and 3.0h. We can get the content of no insulated door sets in BS standard.

Zhongwo steel Fire door is widely used in all kinds of public Fire -proof areas because of its solid structure and simple shape. Inlaid with fire -proof expansion sealing pieces, the door frame is made of high quality galvanized steel strip, which is one-time rolled and formed through the special production line, without impact sound when closing. Beams are connected with mullions by 90° angle welding, and the large size door frame can be assembled with bolts. The door leaf adopts the process that high-quality cold-rolled galvanized steel sheet is bent by the bending machine precisely, and its interior is filled with green and perlite board which has characters of fireproof, heat & sound insulation and its surface adopts technology without welding spots, so that to get smooth appearance.

Parameters

Surface Treatment

By us there are various options in door finishes, for example powder coating,wood grain and prime paint.

As standard finish we make it powder coating, for this there are many color options for your choice. Most popular colors are as following:PBG1001(pure white),B1068(beige), PS2328(Gray White), PS2869-2(dark gray), PS6018-5(matte orange). As for wood grain finish, we have rosewood grain colors, walnut wood grain, oak wood grain and also you can customize colors as you love.

Henan Zhongwo Fire Science and Technology Co., Ltd, founded in 1995, is a rapid expanding manufacturing company in fire door industry. After 24 years development Zhongwo has become a leading fire door manufacturer all over in Central China. We are always keeping good cooperation relationship with many high-end real estate builders such as Green Garden and Evergrand and many reaseach institutes such as The Architectural Design And Research Institute of Henan Province. And we have always been enjoying good reputation around our partners domestically and internationally.

Our factory concentrate on the production of all kinds of fire doors from different materials such as galvanized steel, pine wood, chinese fir wood, 201/304 stainless steel and also fire resistant floating glass. Steel fire door is our highlight product, with advanced surface treatment such as powder coating, heat transfer printing and copper wiredrawing we win great advantage for our steel fire doors of high wear tolerance,high decoration performance, anti-damp performance and anti-rusty character and so on. As far as wooden fire door is concerned, we have painting free wooden fire door series, baking paint wooden fire door series and refuge room wooden fire door series.Now we can supply more than 100,000 fire door sets a year in our more than 50000㎡ existing workshop. We also have a new factory under construction which covers a field of 30 arces in Minquan of Shangqiu City,which is 200km away from our existing factory. By then our annual production ability can reach 300,000 fire door sets.

Our production ranges also to fire roller shutters, fire windows and smoke curtains of various customized sizes, colors and materials.

Zhongwo attaches great importance to technical explore and development of new products and technik. We organize a specialized technical panel who all have more than 8 years of R&D experiences in fire door industry for development of new products and technik. Thanks to their hard work we can lauch more than 5 patents a year.

Zhongwo always adheres to the value system of “creating value for customers, building platform for employees and developing brand for Zhongwo”. Under such value system, Zhongwo keeps looking for excellent partners to influence ourselves to become better. We keep striving in order to be a fixed star in the development history of door industry.