The fire in the auditorium originated on the stage. Because there are many lines, the lighting is more, and the heat is higher. If the curtain on the stage is not made of flame-retardant fabric, it is easy to become the culprit of the auditorium. On December 30, 1903, the stage curtain of the Iroquois Theatre in Chicago, USA was fired by lighting fixtures, causing 602 deaths. This is the worst theater fire in American history. On December 25, 1995, the stage lighting wires of the Mandid Bobli Auditorium in Khana, India, were short-circuited and caused 450 deaths. In China, there were also such fires. For example, on December 8, 1994, the stage curtain of the Friendship Museum of Karamay City, Xinjiang was fired by lighting fixtures, causing 325 deaths and 130 injuries. A series of fires indicate that stage lighting fire protection design is very important. Whether the stage curtain is flame retardant or not is directly affecting the safety of our lives and property. In the selection of stage building components and building materials must have fire performance must comply with national standards or industry standards, flame retardant stage curtains must be flame retardant. According to China's regulations, the burning performance of building decoration materials is divided into 4 levels. Among them, Class A is non-combustible and Class B1 is flame retardant. The stage floor and carpet must meet the Class A standard non-combustibility. The previous stage curtains are mostly B3 grade and are flammable. When the stage lighting equipment is fired on the stage curtain, the burning performance of the curtain is B3 flammable. The Code for Fire Protection of Interior Decoration Design of Buildings stipulates that the burning performance of the stage curtain (curtain) used in theaters, halls, auditoriums, theaters, concert halls and gymnasiums shall not be lower than that of B1, that is, it shall be flame retardant fabric. Therefore, when checking the acceptance of the burning performance of the curtains in these places, we should pay close attention to whether these curtains are flame-retardant fabrics, and whether there is a certificate of inspection by fire-fighting institutions. The products produced by Beijing Hongda Fengye Fengye Stage Curtain Co., Ltd. have the following properties; (1): The 'flame retardant' used in the flame retardant stage curtain. Its chemical name is "chlorinated ammonia" which has thermal instability and is easily decomposed by heat! The chemical reaction of hydrogen chloride and ammonia is absorbed during the heating process. A lot of heat, the generated gas also has a certain role in blocking the air! Even if the fire does, it will slow down the burning speed. (II): The stage curtain for production should consider the sound reinforcement of the stage sound and the light effect of the flame retardant stage curtain in the selection of materials. Generally, the stage curtain fabric is selected to have matt performance, the color of the curtain is pure, and the softness and drape of the fabric. The softness diameter of the curtain affects the drape of the curtain. The stage curtain should be photographed without reflection point during the use. Gorgeous, electrostatic treatment. The density of the fabric, the absorbance of the fabric is first considered. Major conferences and cultural performances, as the stage of performance, China has always used the frame-style stage. Although there have been many open-stage stages in recent years, most of them still use the frame-style stage. Due to the influence of economic and cultural factors, most performance venues have multiple functions, such as satisfying song and dance performances, as well as functions such as theatrical performances, screening of movies, and meetings, so the flame-retardant stage curtains suitable for multi-purpose venues are configured. Is the basic requirement for stage craft design. It is an indispensable equipment for the frame-type flame-retardant stage curtain. It plays a big role in changing the scene, revealing the main body of the event, rendering the performance atmosphere and improving the performance. The flame-retardant stage curtain is divided into a conventional curtain and a performance curtain. The conventional curtain refers to the curtain set by the theater. It has a front curtain, a curtain, a second curtain, a three curtain, a horizontal bar, a vertical bar, a veil, a screen, and a screen curtain. , the sky curtain and so on. The performance screen refers to the stage curtain set according to the needs of the plot, including various color bars and scenery. The flame-retardant stage curtain has the function of dressing and rendering atmosphere, and is an important material medium for mobilizing emotions, constituting scenes and embodying artistic style. The material of the curtain is also crucial for transforming or dressing up the artistic image and creating the effect of the performance. Such as the soft and elegant veils and mysterious, shiny cotton satin velvet is noble and gorgeous. Flame retardant stage curtain design and use (1) The curtain: Located on the inside of the frame stage of the frame, between the frame stage and the false table. It is the curtain of the division between the audience hall and the stage. It is the main curtain of the stage; it is mainly used for opening and closing at the beginning and end of a meeting or performance. The curtain has a variety of opening and closing forms, such as: split type, lift type, tandem type, diagonal pull type, single side open type and so on. The fabric and color of the curtain can directly affect the viewer's vision. It is solemn and elegant. The fabric is usually made of flame-retardant fleece, silk velvet and cotton velvet curtain. (Features: good drape, good shading, good flame retardancy, no change , do not return light), the color usually chooses two kinds of red or light red, through the art of three folds, giving the audience a strong three-dimensional sense; the lining is made of silk, no silk, fine yarn card. (2) Front curtain: The horizontal screen on the upper entrance of the big screen is used as a stage on the stage to block the audience's view of the sky above the stage. The front curtain is matched with the curtain. It plays the role of decorating and beautifying the stage; the front curtain is also called the meeting. The standard screen, the red slogan cloth hanging in front of the curtain, can be used to change the slogan on the slogan according to different conferences and performances; the fabric should use the same flannel and color as the curtain. (3) Two curtains: Behind the stage curtain, it is close to the second side curtain. Mainly used for solo, solo, folk art and other program services; there are pairs of opening or closing screens. The fabric is made of flame-retardant fleece, silk velvet and cotton velvet; the color can be selected from wood blue, sky blue, beige, gray, etc.; the lining is made of flame retardant silk, non-silk, and fine yarn card. (4) Three curtains (conference curtain): Located behind the second curtain, it is mainly used for the partition of the backcourt. The fabric is made of flame retardant linen, pure cotton velvet, silk velvet, cotton velvet; the color is chosen to be khaki or light yellow; the yellow curtain is held during the meeting. The front and vertical ten red flags hang badges, highlighting the importance of the meeting and setting off the atmosphere of the meeting. (5) Four curtains (theatrical screen): Located in front of and behind the stage conference, it is used for various programs and performances. The fabric is made of flame-retardant fleece, silk velvet, cotton velvet, and silk-free; the color can be selected from golden yellow, camel, lake blue, ginger yellow, silver gray and so on. (6) æª curtain (cross curtain): It is located between the light poles on the ordinary boom and the extension pole, and cooperates with the side curtains on the left and right sides to control the performance space and block the illumination of the lamps and lights. The fabric is made of flame-retardant fleece, cotton velvet, pure cotton velvet; the color can be selected from dark green, khaki, black; the lining is made of flame retardant silk, non-woven, fine yarn card. (7) Side curtain (side curtain): Located on the left and right sides of the stage, it limits the stage performance area, occludes the space on both sides of the stage, and guides and controls the viewer's line of sight in the specified performance area. It is mainly to beautify the stage, to block the viewer's view of the side table, the fabric and color should be consistent with the curtain. The lining is made of flame retardant silk, non-woven fabric and fine yarn card. (8) Daytime curtain: The daytime curtain is located at the last part of the stage performance space of the frame, as a curtain for the background environment of the performance. Its height and width are usually larger than the size of the table and cover the wall at the last part of the stage. The daytime curtain faces the inside of the auditorium, and can be illuminated or projected with a variety of color images by daylights, slides, etc., forming an overall picture with the entire stage space. The fabric is made of flame-retardant white fine canvas or fine canvas with a single layer and no pleats. (9) Black bottom curtain: Located in front of the sky behind the stage, it is suitable for dark scene space, outdoor and night or nothingness in song and dance drama, and a backdrop for acrobatic performances. The fabric is made of flame-retardant black hemp (3 pleats); fine canvas and fine canvas are single-layer flat without pleats. (10) Seamless veil: Divided into two kinds of projection screens and painted screens: (1), projection seamless screens are mainly used for projection performance scene environment, is a flame-retardant gauze mesh hole, bleaching white translucent, no obvious vertical seam, Single layer flat without pleats; (2), painted seamless gauze is mainly used for painting, is a flame-retardant thick gauze mesh hole, the white is translucent, no obvious vertical seam, single layer plane without pleats; projection no Neutral grey is also available for the curtain and curtain seamless curtains. Beijing Hongda Fengye Stage Curtain Co., Ltd. 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