Product Details

sand blasting glass beads

Chemical Name & Synonyms	Soda-lime Silicate-Glass
Chemical Family	Silicate glass without free silica
Formula	SiO₂	71-73%	Na₂O	13-15%
	MgO	3-5%	CaO	8-10%
	Al₂O₃	0.5-2%	K₂O	0.2-0.6%
Physical Properties
Boiling Point N/A		Vapour Pressure N/A
Percent Volatile by Volume Nil		Vapour Density N/A
Evaporation Rate N/A		Odour Nil
Refractive Index 1.52		Oil Absorption (ASTM) 17
Solubility in Water Not Soluble		Mohs 6
Absolute Specific Gravity(H₂O=1)2.46		Knoop Load 100:515kg/mm²
Absolute Specific Gravity 1.6kg/dm³		Hardness DPH Load 50kg:540kg/mm²
Specific Heat Average 0.18kcal/mh^oC		Dielectric Strength 4,500kv/cm
Dielectric Constant 7.2(1MC at 20^oC)		Expansion Coefficient 8.5*10-6

Reactivity Data

Stability

Instability

Incompatibility

Hazardous Decomposition Products

Polymerisation Hazard

Nothing to avoid

Avoid Hydrofluoric Acid

None

Nothing to avoid

Special Protection Information

Ventilation

Respiratory Protection

Eye Protection

Hands

Local Exhaust Recommended

Dusk Mask Recommended

Goggles Recommended

Gloves Recommended

Packaging

Polythene bags containing sachet desiccant as necessary

Transportation

No special required

Storage

Store in a dry environment under cover

Avoid extreme temperature changes

Spillage or Leakage Procedures

Spillage may result in slippery conditions. Beads should be cleared up immediately without creating dust

Waste Disposal

Since glass beads are inert they may be disposed of in a commercial land-fill site

Indian Standard: Sandblasting glass beads
S. NO.	DESCRIPTION	GRADE	MICRON SIZE	INCHES
1	Coarse I ‘O’	SGB – 2	600 – 800	0.023 – 0.033
2	Coarse II ‘BL’	SGB – 3	425 – 600	0.016 – 0.023
3	Medium ‘C’	SGB – 4	250 – 425	0.009 – 0.016
4	-	SGB – 5	212 – 425	0.008 – 0.016
5	-	SGB – 6	212 – 300	0.008 – 0.011
6	-	SGB – 7	180 – 300	0.007 – 0.011
7	-	SGB – 8	125 – 250	0.005 – 0.010
8	Fine ‘AD’	SGB – 9	106 – 212	0.004 – 0.008
9	Superfine I ‘AF’	SGB – 10	90 – 150	0.003 – 0.006

Grades/Sizes:

Microns	Mesh	Inches	Sphere Count
590-840	20-36	.0234-.0331	65%
420-590	30-40	.0165-.0234	70%
250-420	40-60	.0098-.0165	70%
177-297	50-80	.0070-.0117	80%
149-250	60-100	.0059-.0098	80%
105-210	70-140	.0041-.0083	80%
74-149	100-200	.0029-.0059	90%
53-105	140-270	.0021-.0041	90%
44-88	170-325	.0017-.0035	95%
30-62	270-500	.0012-.0024	95%

Typical composition:

SiO2>67.0%; Na2O<14.0%;

CaO>8.0%; MgO>2.5%;

Al2O3: 0.5-2.0%; Fe2O3>0.15%;

Other: 2.0%

Application:

1. used for semi-luster surface treatment of stainless steel products

2. used for cleaning of mould such as forging dies, rubber, plastic, metal casting, extrusion & stamping dies etc.

3. to clear tensile stress of various parts, increase the fatigue life and corrosive power

4. used for cleaning and removing the flash, burr of integrate circuit and semiconductor device

5. used for shot peening of medical equipment, textile machinery and all kinds of hardware products etc.

6. used for cleaning and removing burr of all kinds of metal tube, non-ferrous alloy precision casting etc.

Package
a). 25kg/Bag. Using strong polyester woven bag package with polythene inner film. The net weight of each bag is 25±0.2kg.
b). 1000kg/Bag. Using strong polyester woven bag package with polythene inner film.The net weight of each is 1000±8kg.
c). Other packing is available as per customers' requirement.

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