Jay electricals is engaged in manufacturing different types of insulating materials that protect from heat and resist electricity. As part of that, the company offers varnished fiber glass sleeving class b. This is manufactured from non alkali fiber glass sleeving coated with various types of varnishes. This is available from 0.5 mm to 50 mm bore. This fiber glass sleeving is widely used in a.C & d.C induction motor, transformers, ovens, generators, electrical instruments & other electronic instruments.