The lowest height of 9mm. The product shape is smooth without sharp corner, which does not influence passing of vehicle and pedestrians (normal road marking reflector has height of 25 mm and highway marking reflectors is 19 mm).
No blind spot in any curve.
High degree of surface hardness; if the product does break, it will form very fine particles and will not cause secondary damage to human body and vehicles.
Material: Tempered glass
Compressive strength: With reference to inspection method of CNS 13762, the compressive strength without external rubber base can be greater than 6 tons (58.8kN).
Impact resistance:Dropping 1.04kg of steel ball from height of 1m to impact the dome part and no crack on the product. (Use methyl benzene or acetone to wipe and clean before test).
Weight: 60g /pcs