Lead

GENERAL PROPERTIES

CHEMICAL SYMBOL

Pb

ATOMIC WEIGHT

207.22

SPECIFIC GRAVITY

11.34

MELTING POINT

327.5 °C

BOILING POINT

1,620 °C

*Chemical Engineers’ Handbook R.H. Perry Ed. 1973

 

High density bluish - gray industrial metal, malleable at room temperature, soft. It is very resistant to chemical agents. Insulation against radiation.

 

 

 

MILLIMETERS

INCHES

 

LARGE

WIDTH

HEIGHT

LARGE

WIDTH

HEIGHT

Pig

520

121

85

20 1/2

4 3/4

3 3/8

Bundles

527

500

520

20 3/4

19 11/16

20 7/16

Block

612

612

302

24 1/16

24 1/16

11 7/8

 

 

PURE REFINED AND HIGH PURITY LEAD SHAPE, SIZE AND PACKAGING:

  • Standard pig of approximately 45 kgs. (100 lbs.)
  • Bundles of 24 pigs strapped with galvanized steel bands. Approximate weight 1,080 kgs. (2,400 lbs.)
  • Blocks of approximately 970 kgs. (2,100 lbs.)

 

TYPICAL ANALYSIS: (%)

REFINED
PURE LEAD
PEÑOLES HIGH PURITY 99.99

Lead

min.

99.97

99.99

Silver

max.

0.0015

0.001

Copper

max.

0.001

0.0003

Zinc

max.

0.0005

0.0005

Iron

max.

0.001

0.0005

Bismuth

max.

0.025

0.007

Arsenic

max.

 

0.001

Antimony

max.

0.0005

0.0005

Arsenic

max.

0.0005

0.0005

Tin

max.

0.0005

0.0005

Nickel

max.

0.0002

0.0002

Telluriu

max.

0.0001

0.0001

ASTM B 29 92


ANTIMONIAL LEAD SHAPE, SIZE AND PACKAGING:
  • Standard longitudinal bars of approximately 35 Kgs. (77 lbs.)
  • Bundles of 30 bars strapped with galvanized steel bands. Approximate weight 1,050 Kgs. (2,313 lbs.)
 

Met-Mex Peñoles produces antimonial lead and special alloys according to specifications and presentation required by customers.

 
USES:
Batteries
Oxides
Underground cables
Ammunition
Antifriction additive for greases
Anticorrosive coating
Television tubes
Seismic insulating
Radioactive insulating