Premix road glass beads are spherical microspheres pre-mixed inside road marking paint before construction, widely used for urban road, community road, parking lot and factory lane marking. This selection guide explains product performance and procurement pitfalls, for overseas coating factories, municipal engineering contractors and raw material importers.
Three dimensions show core advantages of premix road glass beads. Stable optical parameters guarantee long-term retroreflection. Optimized melting technology controls bead sphericity and impurity. Good chemical compatibility with marking paint reduces bead shedding risk. It is important to match bead performance with coating formulation and local working environment.
Common procurement misunderstandings. Select beads only by visual appearance, internal defects cannot be seen by eyes, request lab report. Ignore difference between premix and drop-on beads, wrong selection causes bad marking durability, confirm construction technology. Neglect packing during long ocean transport, beads may break, use strong sealed moisture-proof bags. Accept bulk goods without pre-shipment sampling, inconsistent batch quality risks project acceptance, arrange sampling inspection. Choose suppliers without custom processing service, cannot meet special coating demand, confirm custom capacity.
Four application scenarios and recommended beads. Municipal cold paint marking: standard premix road glass beads. Parking lot marking: medium refractive premix beads. Factory heavy traffic lanes: high strength premix beads. Temporary short-period marking: economical premix beads. Langfang Aolan Glass Bead Co., Ltd has automatic production lines and internal lab, supports silane coating and particle grading customization, full-process quality control.
Our products are exported to Asia, Europe and America. Langfang factory has convenient transport for global shipment. Services include technical solution, raw material sales, logistics and aftersales guidance. Full range glass beads for one-stop procurement. Qualification certificates and third-party test reports can be supplied.
Specifications:
Size range:75μm~600μm
Refractive index:1.50~1.70
Roundness ≥80%
Bulk density:1.2~1.6g/cm³
All data subject to inspection report and physical samples.
Post time: Oct-16-2026