Alwar Pigment Pvt Ltd.

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812/g-21-22,Riico Industrial Area, Phase-iii, Samtal Zone, Bhiwadi, Distt.- Alwar, Rajasthan, India

Mobile : +91-9971712896

Red Lead


Red Lead

This Red Lead is used in making several types of paints such as water-soluble paints, antirust paints, oil-based paints, and the like. With dedication, we have emerged as a dependable Manufacturer and Supplier of Red Lead, based in Bhiwadi (Rajasthan). Red Lead is also known as Lead Tetra Oxide(Pb3O4).It is insoluble in water and . Initially it was most often used as pigment for primer paint in iron objects, with the combination of linseed oil. Traditionally it was also used as sindoor in the religious places.
But, nower days it is heavily used in the manufacture of batteries (especially in Tubular), Lead Glass, and rust proof primer paints. Red lead appearance is between Red to orange colour.

 

Why Our Red Lead?

  • Fade-resistant

  • Durable

  • Can withstand harsh weathers



Physical Characteristics

Characteristics Red Lead (Jointing) PB3O4 Red Lead (Setting) PB3O4 Red Lead (Non Setting) PB3O4
Form Orange Powder Orange red to brick red Powder Brilliant Orange red to brick red Powder
Crystal Structure Spinal Structure Spinal Structure Spinal Structure
Residue on 240 B.S. Standard Shieve (63 micron I.S. Shieve) % Max. 0/25 0.1 0.1
Apparent Density(Scott) gm/cc 1.4-1.6 1.4-1.6 1.4-1.6
Specific Gravity 9.0-9.2 9.0-9.2 9.0-9.2
Wt./Volume ml./gm. -- 0.4-0.5 0.45-0.50

Chemical Characteristics

Water Absorption mg./gm. -- 90-100 100-120
Acid Absorption mg./gm. -- 160-180 140-150
Volatile Matter % max. 0.1 0.01 0.004
Oil Absorption 6-8 6-8 7-9
Matter Soluble in water % max by wt. 0.008 0.008
Insoluble Matter in Acitic Acid % max.
Free lead % Max. Traces Nil Nil
PbO2% 16-26 30-33 33.2 and above
Pb3O4% 45-75 85-94 95 and above
Moisture Contents % Max. 0.05 0.05 0.05
Purity % Min. 99.97 99.97 99.97