Lang Fang Yuan Zheng Glass Beads Co.,ltd

一、Glass beads used road marking
1、GB/T24722-2009 NO.1（A serles）

Standard Diameter(um)	Sieve Size	Ouantity On Screen(％)
≥850	≥20	0
850-600	20-30	15-30
600-300	30-50	30-75
300-106	50-140	10-40
≤106	≤140	0-5

2、GB/T24722-2009 NO.2（B series）

Standard Diameter(um)	Sieve Size	Ouantity On Screen(％)
≥600	≥30	0
600-300	30-50	50-90
300-150	50-100	5-50
≤150	≤100	0-5

二、Glass bead used in peening processes, metal cleaning and polishing and used as filler materials in plastic, paint and rubber manufacturing.

NO.	Diameter(um)	Sieve Size
1	1180-850	16-20
2	850-425	20-40
3	425-250	40-60
4	250-180	60-80
5	180-150	80-100
6	150-100	100-150
7	100-70	150-200
8	70-53	200-270
9	53-44	270-325

Besides the the above-mentioned specifications, the company can produce different sizes of glass beads from 16 to 325 mesh.

2、Quality level of the product
1).Appearance: Beads are clean, transparent,and free sub stantially from bubbles and foreign matters.
2). specific gravity: 2.23-2.5g/cm3
3).Indes of refraction: 1.5-5.5
4).Glass composition: Soda-lime glass.silica content is higher than 62%
5).Roundness>80%
　　Note：Besides above specification, can be still according to the tiny bead of the different grain, different scale of the advocacy's requirement, capacity

三、Ｒoad barriers
Ａntiskid aggregate for road antiskid coating
PERFORMANCE:

Grain size of antiskid aggregate:1.2mm-3.5mm;

Colour of antiskid aggregate;

Slip resistance:70bpn above.

Lang Fang Yuan Zheng Glass Beads Co.,ltd Http://www.lfyzh.com TEL：+86-316-6534777 E-mail:lfyzh@lfyzh.com