HR Virgin Glass Beads

HR Virgin Glass Beads

现价:¥0.00

添加时间:2018-04-10 16:58:00

 HR Virgin Glass Beads

HR (High Retroreflectivity) Glass Beads

Diret-Melt Virgin Glass Made

 

Item

Standard

Appearance

Outer clean and transparent, without visible bubble and impurity.

Density

2.4-2.6 g/cm3

Bulk Density

1.57g/cm3

Roundness

>90%

Refractive Index

1.5 Min.

Composition

SiO2 content: 71-74%

Soften Degree

720-730 centigrade

Retroreflectivity

>700mcd/lux/m2

AASHTO M247-13 Type 3

>1700

0

1400-1700

0-5

1180-1400

0-10

1000-1180

40-85

850-1000

5-40

<850

0-5

AASHTO M247-13 Type 4

>2000

0

1700-2000

0-5

1400-1700

0-20

1180-1400

40-85

1000-1180

5-40

<1000

0-5

AASHTO M247-13 Type 5

>2350

0

2000-2350

0-5

1700-2000

0-10

1400-1700

40-85

1180-1400

5-40

<1180

0-5

TT-B-1325D Type IV

Micron

Type 4 A

Type 4 B

1700

100

100

1400

95-100


1180

80-95

95-100

1000

10-40


850

0-5

35-70

600


0-5

 

 

AS /NZS 2009: 2006 Glass beads: Type BHR, Type CHR, Type DHR

 

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