Detailed Product Description

Specification(Sieve Mesh)                    Diameter(um)
1.93ND white, no coated,200-300Mesh, 55-75
1.93ND white, no coated,300-400Mesh, 35-55
1.93ND white, no coated,400500Mesh,  25-35
1.93ND white, no coated,                     100-120
1.93ND grey, coated Al,200-350Mesh,  45-75
1.93ND grey, coated Al,350400Mesh,   35-45
1.93ND grey, coated Al,400450Mesh,   25-35
1.93ND grey, coated Al,                      100-120
2.2ND white,no coated,200450Mesh,    25-75
2.2ND white,no coated,200450Mesh,    100-120
Remarks:
ND: index of refraction
Al : Aluminum
Applications:
Light reflection films, advertising boards, airplane runways, municipal construction,
traffic safety projects, etc.
Downstream products like reflecting waistcoat, reflecting films, etc. may be also provided
upon request including OEM manufacturing.
Time of Delivery(Lead time):
20 days after receipt of L/C or T/T payment. (For large orders, the lead time may vary)

Aluminum Coated Glass Bead with Refractive Index 1.93ND
Aluminum coated glass bead is used for road signs , traffic safety goods and reflective
printing ink.,screen printing etc.
I. Technical Data
Composition TiO2-BaO-ZnO GLASS
Refractive Index 2.2±0.1Nd
Specific Gravity 4.5±0.2 g/cm3
Color White
Form Fine spheres powder
Size 20-100um(can be provided by specific request)
Roundness ≥95%
Opacity ≤5%
Composition TiO2-BaO-SiO2 GLASS
Refractive Index 1.93±0.01Nd
Specific Gravity 4.1±0.2 g/cm3
Color Silver grey
Form Fine spheres Semi-coated with aluminum
Size 25-38um;30-45um; 40-55um; 50-75um

II. Package: 25kg / iron barrel (Volume: 28cm x 23cm), lined with two plastic bags,
and one dryer placed in. Net Weight: 25kg/barrel Gross Weight: 26.7kg/barrel
III.Storage: Dry and sheltered

Technical parameters
Specification of Glass Beads
QM-L1 QM-L2
Color White Color
White or
light-yellow
Refractive index 1.90±0.01 Refractive index 1.93±0.01
Density 4.2±0.1 Density 4.2±0.1
Roundness ≥97% Roundness ≥97%
Devitrification ≤1% Devitrification ≤1%
Lead content 0 Lead content 0
Particle-size range
Specification of Glass Beads
QM-L1 QM-L2
Model Number Particle-size range Model Number Particle-size range
QM-L1-1 75~90μm QM-L2-1 75~90μm
QM-L1-2 75~63μm QM-L2-2 75~63μm
QM-L1-3 63~53μm QM-L2-3 63~53μm
QM-L1-4 53~45μm QM-L2-4 53~45μm
QM-L1-5 45~38μm QM-L2-5 45~38μm
QM-L1-6 38~32μm QM-L2-6 38~32μm
Glass beads of different size may be supplied as per varying needs of the clients
Optical Indexes
Refractive
index
Particle size(μm)
Observation angle
=12"
(cd/lx·m2)
Observation
angle
=1°
(cd/lx·m2)
1.90 90-75 >280 >30
(QM-L1) 75-63 >250 >30