Domestic technical textiles Industry Segment-wise consumption of ...

During the latest Indian Printed Circuit Association (IPCA) seminar the experts were of the view that
the tight government regulations, including the zero-discharge norms, make a PCB manufacturer wait
for about three months to one year to get clearance to start a unit in India. This is one reason why
many foreign PCB manufacturers hesitate to start their operations in India. Despite huge demand,
there are still few manufacturers with inadequate supply, thus forcing the electronic goods
manufacturers to import PCBs.
Raw materials and machinery
The raw material used for glass fibre fabric is monofilament glass fibres. The filaments are further
processed to produce yarn which is used for weaving the reinforcement fabric.
The key machinery used for weaving glass fibre fabric is air-jet weaving machine the major producers
of these air jet machines are as given below:
1. Sulzer Textil, Switzerland
2. SMIT SpA, Italy
3. Lindauer Dornier GmbH, Germany
4. Picanol, Belgium
Quality Control and Standards
The standards for manufacturing glass reinforcement fabric are set forth by IPC. The standard
followed for manufacturing glass fibre fabric is IPC-4412.
Paper Making Fabrics
Paper machine clothing consists of large continuous belts of custom designed and custom
manufactured, engineered fabrics that are installed on paper machines and carry the paper stock
through each stage of the paper production process – pulp created and pressed to a mesh, dewatered,
heated, and dried by paper-making machines to make paper web. The types of fabrics are as follows:
• Forming fabric - single-layer and double layer fabrics, two-and-half layer designs.
• Press fabrics - comprising single-base and multi base fabrics.
• Dryer fabrics - which consist of woven mesh dryers fabrics, needled woven mesh dryers,
spiral link dryer fabrics, and needled spiral link dryer fabrics.