TYPE S GLASS BEADS

Soda Lime Glass Beads

 TYPE S GLASS BEADS  Soda Lime Glass Beads
  • Dispersion Media for wet bead mills
  • For grinding paints, pigments and ago chemicals
  • Made from Soda Lime Glass

Roundness

Article 52xx in size 0,1 - 0,8 mm: ≥ 0.89 (ratio width/length (xmin/xmax) Article 45xx in size 1,0 - 3,0 mm: ≥ 0.95 (ratio width/length (xmin/xmax)

Compressive

strength up to 2.100 N (belonging to diameter)

Refractive index

1.5188

Air bubbles inside bead (> 0,3mm)

≤ 2,5 % Visual test: internal control of 200 Glass beads by Microscope

Size (Diameter)

Microglass beads in size between 0 and 800 µm
Glass beads Type S in size between 0,25 – 4,40 mm (see table Standard Sizes)

Transformation temperature

549 °C

Softening point (Littleton point)

734 °C

Melting point

1.446 °C

Specific thermal Conductivity

1,129 W/km

Coefficient of expansion

9,05 106 (1/K) [20-400 °C]

Specific thermal capatcity

1,329 kJ/kg K [>600 °C]

Youngs-Module

63 GPa

Hardness according to Mohs

≥ 6

Abraison after 9 h grinding

23,85 Weight.-%
(Test conditions: DRAIS laboratory mill PML H/V, Speed 13,4 m/s, Filling grade 70 Vol.%; Milling suspension: 4 kg Water, 1 kg Titandioxide, Beads: Art. 4505, 1,25 - 1,65 mm Ǿ)

Storage indication

Store in a dry manner in closed (original) container by room temperature.
We recommend storage life of maximum 3 years.

Disposal

There is no type of waste that occurs due to the product that requires special supervision according to the German “Closed Substance Waste Management Act” or the 91/689/EWG and 2006/12/EG guidelines.

Safety advice

High risk of slipping due to spillage of product

Chemical Analysis
Glass beads made of soda lime glass; CAS-Nr. 65997-17-3 / EINECS 266-046-0

Name

Method

Weight

CAS-No.

EINECS

reference value in Weight-%

tolerance value in Weight-%

Silicon dioxide SiO2

DIN 51001

72,50%

+/- 0,90

7631-86-9

231-545-4

Sodium oxide Na2O

DIN 51001

13,00%

+/- 0,80

1313-59-3

215-208-9

Calcium oxide CaO

DIN 51001

9,06%

+/- 0,28

1305-78-8

215-138-9

Magnesium oxide MgO

DIN 51001

4,22%

+/- 0,10

1309-48-4

215-171-9

Aluminium oxide Al2O3

DIN 51001

0,58%

+/- 0,18

1344-28-1

215-691-6

Standard Sizes –special diameters available by request

Article

Diameter

Resistance to compression *)

Bulk density

Amount(pieces per kg)

5209-7

0 – 20 µm

---------

0,70 kg/dm3

---------

5210-7

0 – 50 µm

---------

1,30 kg/dm3

---------

5211-7

40 – 70 µm

---------

1,33 kg/dm3

---------

5212-7

70 – 110 µm

---------

1,37 kg/dm3

---------

5213-7

90 – 150 µm

---------

1,40 kg/dm3

---------

5214-7

100 – 200 µm

---------

1,42 kg/dm3

---------

5215-7

150 – 250 µm

---------

1,43 kg/dm3

---------

5216-7

200 – 300 µm

---------

1,44 kg/dm3

---------

5220-7

200 – 400 µm

---------

1,45 kg/dm3

---------

5223-7

300 – 400 µm

---------

1,46 kg/dm3

---------

5218-7

400 – 600 µm

---------

1,47 kg/dm3

---------

5219-7

400 – 800 µm

---------

1,49 kg/dm3

---------

5225-7

800 – 1000 µm

---------

1,51 kg/dm3

---------

5226-7

1000 – 1300 µm

---------

1,51 kg/dm3

---------

4501

0,25 – 0,50 mm

---------

1,46 kg/dm3

14.486.600

45015

0,40 – 0,60 mm

---------

1,47 kg/dm3

6.111.500

4502

0,50 – 0,75 mm

---------

1,49 kg/dm3

3.129.100

4503

0,75 – 1,00 mm

---------

1,50 kg/dm3

1.140.300

4504

1,00 – 1,30 mm

250 – 350 N

1,51 kg/dm3

502.300

4505

1,25 – 1,65 mm

350 – 500 N

1,51 kg/dm3

250.580

4506

1,55 – 1,85 mm

500 – 650 N

1,52 kg/dm3

155.490

4507

1,70 – 2,10 mm

600 – 750 N

1,52 kg/dm3

111.370

4508

2,00 – 2,40 mm

750 – 900 N

1,53 kg/dm3

71.740

4510

2,40 – 2,90 mm

950 – 1100 N

1,53 kg/dm3

41.050

4511

2,85 – 3,45 mm

1100 – 1450 N

1,53 kg/dm3

24.440

4512

3,40 – 4,00 mm

1450 – 1650 N

1,53 kg/dm3

15.080

4513

3,80 – 4,40 mm

1700 – 2100 N

1,53 kg/dm3

11.080

*) Resistance to compression: internal test with Compressive strength inspector No. 10004.1, Company Hegewald & Peschke

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