Product specification：

Upright φ140×4.5×length　　　Cross-bar 115×82×4×length

branch pipe 105×63×4×length　　　Rotating cylinder 350×238

Cyclotron circle 220×5

Spacing can be divided into 700 mm and 1000 mm spacing

Product features：

The rolling guardrail formed by the post, rolling cylinder, u-shaped beam and fittings of all steel components adopts hot-dip galvanized processing。

Post interval of 1 m or 0.7 m, each post is installed on two rolling cylinder. The rolling cylinder with EVA (ethylene/vinyl acetate copolymer) as the main ingredient, adding PE (polyethylene) and related chemical agents such as 17 kinds of accessories, under a certain temperature and pressure,to shaped out as a whole cylinder, high flexibility and resilience, and high temperature resistant performance, 

Continuous working temperature between 60 ° C and 70 ° C. This cylinder is normally installed in freeway on-ramp, continuous downhill and bend. 

When the car crashed into the guardrail, the rotation of the rolling cylinder itself function and good resilience of  cylinder, can greatly reduce the damage degree of the vehicle and driving personnel, have good protection effect. 

Article on the cylinder with a glance, when driving at night through the illuminate of lamplight, can better reflect the profile of the route, has a better view of vehicle entrainment, further ensure the safety of driving.