Best Wire Enamel Insulation Varnish for Electrical Devices | New Manthan Industries

New Manthan Industries is one of the top and most reputed companies in India. We are one of the top suppliers, manufacturers, distributors, and producers of industrial chemicals; despite that, we have never compromised our products' quality. We have a dedicated professional team that ensures quality in the manufactured, supplied, or distributed product. The quality is ensured by various methods like tests, checkups, etc. We serve our products in various projects like semi-government, industries, institutions, etc. Our company is certified as ISO 9001:2015.


One of the most riveting products in the catalog is Coatman Manvar 300. It is an oil-based coating varnish & Solvent Based Air Drying Varnish 3.3. It is used in These Products Are Oil Based Coatings Intended For Application To Various Motors, Transformers, wire Enamel., etc. As a Wire Enamel Chemical manufacturer, we make sure you receive the best quality products, and our trust is maintained.


Manvar 300 is a Wire Enamel Varnish, Two Pack Moisture Cured Insulating Varnish, to be precise. Wire enamels are applied up to 30 layers in wires of copper and aluminum, which is done to provide electrical insulation and when there are incidents like short-circuit by winding the wire. These wire enamels have excellent chemical and thermal resistance, and therefore they adhere very well to copper and aluminum wires and have outstanding stability.


 It is also used in a transformers varnish, which is when an insulating varnish is finished off on an electrical apparatus consisting of coils of insulated wire. This varnish is also used to seal all fibrous material or hygroscopic materials against moisture absorption in the winding process. It is also used to bond winding, insulation, and wires mechanically as a whole. It makes the product more shock-resistant and mechanical, and vibration-resistant. It also helps to protect the winding against the catastrophic effects of chemicals, petrol, oil, dam[, mold growth, heat, etc. and provides anti-tracking properties. It also helps to improve the electrical properties of insulations like fibrous, which should remain unimpaired by the various destructive effects over a more extended period. It would increase the expected time of the product.


When a synthetic or natural solution is mixed in varnish in a drying oil, it becomes an oil-based coating varnish. Certain precautions are to be taken care of during the usage of Mavar 300. When you are using it for engineering controls, proper ventilation needs to be present to keep the solvent In air concentrations as required. Also, note that explosion-proof electrical types of equipment should be used to keep things in check. You should also keep it away from any food and drinks. If you spray in an unventilated area, you should be wearing a proper organic vapor respirator (Type A), which should comply with AS/NZ (1715:1994 is recommended). To protect the eyes, you should wear safety glasses or chemical goggles if splashing occurs. Another precaution you should take during handling of Insulation Varnish is that you should wear laminated films or PVA gloves which is complied with AS/NZS 2161 and an overall is highly recommended. Also, note that contact lenses will be a hazard; soft contact lenses would absorb irritants. You should also not use it near any ignition sources. And most importantly, no smoking near it.


New Manthan Industries is one of the most respected and trusted motor varnish manufacturers in the country. Its appearance is a two-pack PU clear coating, and for Toluene, it has a boiling range of 137 – 155°C. It has a vapor pressure of >1kPa, and specific gravity is between 0.95 – 1.00. The flashpoint is 4.4°C (for Toluene), the flammable limit in LEL is 1.1%, and in UEL is 7.7% (for Toluene) The solubility in water is immiscible, and the Ph value is not applicable. The proportion of Toluene (108-88-3) is 30% to 40%, the proportion of Urethane Prepolymer (Proprietary)  is 30% to 60%.. Proportion of Toluene Diisocyanate (26471-62-5) is 0% to 0.5%. Note: the brackets after the name is case numbers.


In conclusion, After any motor is rewound, the windings must be insulated with a resin or varnish. New Manthan Industries Manvar 300 is the perfect varnish for this. These Products Are Oil Based Coatings Intended For Application To Various Motors, Transformers and wire Enamels. Manvar 300 is made considering the requirements. Our products hold a reputable status in the field due to unmatchable quality as we do thorough testing and eliminate any faults.:

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