A Process for the Preparation of Pickling Solution

Introduction

The process involves two pack system for the synthesis of the pickling solution. In one pack, suitable inhibitor is provided to stabilised the bath, whereas the pack contains activator to enhance quick dissolution of oxide from the surface

Major raw materials

Inhibitor and hydrogen peroxide

Major Plant Equipment/Machinery

• Reaction vessel made of stainless steel
• Heating device
• Stirring and filtration units and
• Weighing machine

Area of Application

Minerals, Metals and Materials

Applications

Useful in pickling of copper and copper based alloys.

Status of Development

The process is standardised at lab scale

Ecological/Environmental Impact

General precautions pertaining to chemical plant

Technology Transfer Assistance Offered

Includes

• Process know-how
• Details of the equipment
• Plant lay-out
• Quality assurance methods. Assistance in setting up the plant and separate terms

Additional Information

A plant with a capacity to prepare 300 TPA of pickling solution costs Rs. 60 lakhs. ROI is 30% at selling price of Rs. 60,000/- per ton.

For further information please contact :

Director
National Metallurgical Laboratory
Jamshedpur-831 007, India
Tel: (0)657-2271715, 2270092
Fax:(0)657-2270527
Email: director@nmlindia.org