Traffic sign made of?

Traffic sign according to use classification can be divided into: warning signs, stop signs signs, directional signs signs, direction sign sign, tourism logo signs and signs signs, etc. Traffic sign board surface color by color, graphics or character color, border color and line

 traffic sign according to use classification can be divided into: warning signs, stop signs signs, directional signs' Indication is one of the types of traffic signs in the main sign. 】 Sign, direction sign' Direction sign is to give road direction, location and distance to road users, or the provision of service area and the intersection of roads, famous place, such as a sign of information; It can ensure the road users fast, clear and accurate destination, is a kind of correct guidance traffic information carrier, is to ensure smooth road traffic safety facilities. 】 Sign, tourism logo signs and signs signs, etc. Traffic sign board surface color by color, graphics or character color, border color and lining color composition, sign all structure by the sign of the base plate, chute and strengthening, logo, supporting parts and fasteners and symbol of this a few parts. A symbol, floor 1. Sign the floor to choose materials for 3 mm thick aluminum alloy plate 【 Aluminum alloy is a kind of industrial building materials, depending on the materials used in various industries, according to surface treatment methods can be divided into the paint and paint products two kinds big. 】 Function, the material should comply with the GB5768, GB/T6892 and JT/T279 related requirements. 2. Backplane marginal and Angle should be appropriate to the symbol chamfering, flattering shaped, and must be polished and smooth, can not have burrs. 3. Logo plate standard, general appearance standard error is + / - 5 mm, if the appearance standard is greater than 1. 2 m, the error of standard shape + 0. 5%, adjacent side Angle error is 0. 5°。 4. Sign board should be smooth, no obvious wrinkles appearance, dents or deformation, sign board per square metre planning within the flatness tolerance should not be greater than 1. 0mm。 5. Sign board is not allowed to have a crack, apparent Nick, harm and the color is not uniform; In any area of 50 x 50 cm square appearance, do not allow the existence of one or more than one with a total area of more than 10 square millimeter of bubble, there is no back reflection' Back reflection called reflective, echo, regression reflection, reply, directional reflection or reverse reflection, is the opposite direction to the reflected light from the close to the incoming light returns a reflection. 】 Function is not uniform. 6. When producing a lot of the same sign ( Special national standard warning, ban, directional signs, etc. ) Time to choose silk screen printing. 7. Equipment on the bridge anti-collision wall, sign board should be according to the wall beside the surface radian processing production. Two, chute and strengthening 1. Chute choose with the similar logo bottom function properly material, generally can choose aluminum alloy hot extrusion profiles. 2. More than two square meters logo on the back plate chooses 10 cm wide aluminum chute, aluminum slot distance to 50 cm, function material should meet the requirements of GB/T6892. Three, the sign face 1. Sign marks is generally selected surface level 4 ( General engineering level) The above reflective film 【 Reflective film, is a kind of back reflection material has been made into film can be directly used. 】 Progress, have special requirements can be appropriate grade reflective film. Direction sign should consult the guangzhou