Metal Powders

GRADES OF METAL POWDER

Standard Grades Purity%

Typical Analysis (ASTM)

Apparent Density gms/cc. Flow Particle Shape Type

Control Screen

Percent

Screen

COPPER
Annealed grades
99.8

40 mesh
100 mesh
200 mesh

99 plus
50 minus
99 minus

100 mesh
325 mesh
325 mesh

1.5-2
2.3-2.6
1-1.5

NF
F
F

Dendritic
Dendritic
Dentritic

Cu C
Cu F
Cu-SF
LEAD 99.5

100 mesh

60 minus

200 mesh

4.4-4.6

F

Irregular

Pb-1
TIN 99.7

-
100 mesh
200 mesh

99 plus
60 minus
99 minus

20 mesh
325 mesh
325 mesh

-
3.3-3.7
3.3-3.7

NF
F
F

Irregular
Irregular
Irregular

Sn-shots
Sn-F
Sn-SF
SOLDER POWDER Tin content
30%
50%
60%
67%



200 mesh
200 mesh
200 mesh
200 mesh



60 minus
60 minus
60 minus
60 minus



325 mesh
325 mesh
325 mesh
325 mesh



3.5-4.5
3.5-4.5
3.5-4.5
3.5-4.5



F
F
F
F



Irregular
Irregular
Irregular
Irregular



Solder-30
Solder-50
Solder-60
Solder-67
TIN SILVER SOLDER Silver content
35%



200 mesh



60 minus



325 mesh



-



-



Irregular



Special
ZINC 99.7

60 mesh
60 mesh
200 mesh
250 mesh

90 plus
50 minus
99 minus
99 minus

100 mesh
200 mesh
250 mesh
325 mesh

2.5-3
2.5-3
2.5-3
2.5-3

F
F
F
F

Irregular
Irregular
Irregular
Irregular

Zn-C
Zn-F
Zn-F1
Zn-F3
Solder Powders and other Metal Powders are also made as per customer’s specification.

Packing for ‘ME’ grade metal powders : Sheet metal drums with nuts and bolts

Capacity : 50 kgs ( Outer Diameter – 11" Height : 11" )
Capacity : 100 kgs ( Outer Diameter – 13" Height : 16" )

On request certain grades of metal powders are also packed and supplied in double lined polytheline bags in bitumen lined jute bags. Care should be taken to see that no hooks are used during transportation and unloading, also the powder should be unpacked reasonably soon after delivery.

We reserve the rights to change the technical specifications