RED LEAD SPECIFICATIONArgus Metals Pvt. Ltd. is the largest manufacturer of Red Lead in Bangladesh. Chemically known as Lead Tetra Oxide, we manufacture Red Lead specifically for Lead Acid Storage Batteries and also for Paint Industry.
We manufacture Red Lead in our state-of-the-art automatic Barton Plant as the first step and Red Lead furnaces as the second step. The required input is Pure Lead with min. 99.98% purity.
Standard: Confirmed by BSTI
Applications:
Storage battery: Red lead is used in the production of positive plates/tubular plates.
Paints: In ready mixed priming paints to be used within 24 hours of mixing.
Paint Industry: Red lead is the most highly rated primer for the protection of ferrous metal surfaces for its rust inhibiting characters.
Glass and Ceramics:In lead glass, glazes and other ceramics materials red lead is most widely used after litharge.
Rubber and plastics: Red lead acts basically as an activator and vulcanizing agent as well as an inorganic colouring agent for natural and synthetic rubber and plastics.
| RED LEAD SPECIFICATIONS : |
|
Setting Grade |
Non-Setting Grade |
Color |
Orange red to brick red |
Orange red to brick red |
Specific Gravity |
9.1 |
9.1 |
Apparent (Scott) density - gm/cc |
1.3 to 1.6 |
1.2 to 1.3 |
Retention on 240 mesh IS sieve (63 0.15 0.15 micron) (% max.) |
0.15 |
0.15 |
Matter soluble in water (%) |
0.3 |
0.3 |
Water Absorption |
90 to 110 |
100 to 110 |
Acid Absorption |
150 to 160 |
130 to 150 |
Volatile Matter at 105°C (%) |
0.2 |
0.2 |
Oil Absorption |
6-7 |
6-7 |
Free lead (% max) |
Traces |
Traces |
PbO2 (%) |
22.6 to 33.2 |
33.3 and above |
Pb3O4 |
65 to 95.0 |
95.1 and above |
Purity (% max.) |
99.98 |
99.98 |
Impurities |
Max. Content |
Iron (Fe) |
<15 PPM |
Copper (Cu) |
<15 PPM |
Antimony (Sb) |
<10 PPM |
Silver (Ag) |
<40 PPM |
Bismuth (Bi) |
<150 PPM |
Packing:
- 25 kgs. Nett in Polyethylene liners bags with outer HDPE woven-sacks.
- 50 kgs. Nett box packing.
