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Fruit Processing Industry

One of the common-most consumers of shellac is the fruit and vegetable industry. Shellac wax India is used to coat various fruits and vegetables to make them shiny, long lasting, and to give them an eye-catching appearance.

Shellac also have an acidic property, which is why fruit vendors often purchase the finished product from best shellac exporters in India for citrus fruits especially. The wax coating on citrus fruits can significantly prolong the storage life.

Shellac is also used as a replacement of the natural waxes found on apples; the natural coating can get rinsed away during the cleaning process. Adding a coating of shellac wax India (food additive E number E904) can give the fruit its natural look and a longer shelf life.

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Cosmetic Industry

Shellac flakes India also has significant demand in the cosmetic industry. For centuries, it was used as a dye for the base of various cosmetics. It can be used as a natural adhesive; this property is essential in various types of cosmetics used today.

Shellac is also used in consumables, such as hair-spray. The natural adhesive quality and sheen makes it an essential product for a shiny and eye-catching appearance.

Shellac wax India is also processed for nail treatment. The coating easily outlasts regular polish. Instead of using artificial nail polishes, a significant number of manufacturers are opting for lac based combination of gel and regular polish, procured from best shellac exporters in India, to offer better sheen and water-resistance for nail protection.

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Wood Polish Industry

Machine made and handmade shellac in India and many other countries in the world is widely used in the woodworking industry. It is commonly used as an ingredient to polish wooden furniture, as well as other curated items like violins, pianos and guitars.

Because of shellac’s natural properties, it acts as a primer coat to prevent any bleeding of the pigments (or wood resins) into the final finish. Good quality shellac wax India is also used to prevent any type of wood stain from blotching or odour to leak out.

Polishing wooden furniture with shellac gives it an unique shine, something which is impossible to replicate using any chemical agent. Its unique application as wood sealers, as well as wood polish makes it suitable for all types of applications. Products from the best shellac exporters in India is frequently used to invigorate old woodwork, and even to finish wooden floors, sports goods, etc.

Handmade and machine made shellac exported by Parwati Lakh Udyog are some of the best products available for the woodworking industry. We are one of the largest shellac exporter in Kolkata, offering multiple different grades of machine made and handmade shellac to our customers. Our products hold a substantial market in the wood working industry, offering quality at unbeatable prices.

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Food Industry

Shellac is one of the most common add-on food glaze used in the food industry. Commonly known as food additive E904, shellac is used to coat chocolate goods, medicines, fresh produce, and a number of different types of foods.

Processed shellac from the best shellac exporters in India is often used as a wax coating on fruits and vegetables to give these a longer shelf life. Shellac wax India is also used on apples to give it a natural shine, as the fruit’s natural wax coating often gets removed during harvesting and washing.

Another common use of shellac wax is to glaze foods such walnuts and raisins. Multiple types of medicines are also coated with shellac, especially delayed-action medications, as the added coating delays the pill from breaking down inside of the stomach. However, food- grade shellac is manufactured by only a handful of shellac exporters in India; we, Parwati Lakh Udyog Pvt. Ltd. being one of them.

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Printing Ink Industry

Shellac is a necessary ingredient for formulating various types of printing and craft inks. Its unique adhesiveness, quick drying ability, and natural sheen makes it a perfect component for such compounds. Shellac is also waterproof, making it the ideal element for documentation usage.

Flexographic ink, used mainly for rotary printing, uses shellac flakes in India exclusively for its long-lasting and fast drying nature. It can be manufactured as both transparent or opaque, depending on the client’s requirements.

Superior quality shellac gives ink excellent pigmentation, flow, gloss, and abrasion resistance. It also does not produce any odour and can be stored for a long period, making it ideal for large scale production and use.

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Pharmaceutical Industry

Shellac wax India is used extensively in the pharmaceutical industry as a non-toxic, edible coating and glaze. It has several usage; let’s take a look.
Shellac is used as a delayed disintegration agent. Capsules and tablets are coated with shellac to prevent them from immediate dissolving. Shellac coated medicines are also significantly less suspectable to moisture, lac acts as an excellent enteric coating.

Pharma industry also uses lac as a granulating agent while manufacturing medicines. The unique characteristics of lac allows manufacturer to trade mark the capsules without harming its original shape.

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Leather and Footwear Industry

Leather industry uses shellac as a natural waterproof coating over various goods. Because of its unique consistency, shellac wax can cover and fill the microscopic pores of leather, preventing humidity and dust to leak in. This significantly increases the life of these products.

Shellac is also used to provide a glossy coating over leather articles. Because of its quick drying properties, the lac coating acts as a natural adhesive that offers a long-lasting finish, and unique gloss to these articles. Several additional products that are used on leather articles, such as shoe polish, is also made using shellac wax in India.

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Automobile Industry

High-quality processed shellac have several unique qualities, not dissolving in petroleum and its by-products is one such attribute. Because of this incomparable attribute, it is used in automobile industry extensively.

Shellac is used in several components which comes in constant contact with the fuel. Its excellent adhesive qualities allows it to be used as a sealant. Components like fuel gasket, fuel line, etc. witnesses use of shellac and lac based wax as a cement.

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Machine Industry

Processed shellac is an essential component for manufacturing grinding wheels. Its strong adhesive qualities allows it to be used as a glue to form grinding wheels.

Shellac do not chemically react with abrasive compounds such as silicon, carbide, emery, Aluminium Oxide, etc. Because of this reason, it is used to mould grinding wheels made from various different materials.

Shellac can also hold its shape relatively well when subjected to high heat. Unlike other natural adhesive, lac based products do not harden when subjected to high temperature, nor does it becomes brittle. Shellac only softens slightly with an increase in temperature, which allows for older chunks of adhesive materials to break away, leaving a newer and sharper surface that can be used to precisely grind or cut other products.

Because of these qualities, grinding wheels made from shellac has a high demand in precision polishing, cutting and manufacturing industries.

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Moulding Applications

Shellac and lac based products have a significant demand for products that require moulding and crafting. Craft articles, such as 78 r.p.m gramophone records are still crafted using shellac. Gramophone used to exclusively made using shellac before the advent and wide spread of synthetic materials and plastics.

Shellac is also used to mould dental plate blanks. Because of its non-toxic nature, lac based products can be used as medical equipment. Dental blanks are made using shellac fatty acids and wax. It is used widely across the industry because of its ease of use; softened using only mild temperature, these blanks can be used to create an extremely accurate mould of one’s dentures.

Lac has been known in India from very early times. There is accurate description of the lac insect and the host papas (Lakshataru), in the Atharva Veda estimated to be thousands of years old. In the early Hindu epic Mahabharata (over 2,000 years old), there is mention of lac being used in the construction of a palace (jatugriha) to house the Pandavas with the ulterior motive of destroying them by setting the palace on fire. ​Apart from early writings, there are old Hindi manuscripts going back 800 years at least which referred to the use of lac dye in medicine.

There are thousands of uses for shellac, some you’d never think of. Examples include: Manufacture of grinding wheels, acting as an adhesive that breaks down at low heat allowing the appraise wheels to slowly dissolve and self-clean. Early electrical insulators (shown right) employed shellac as a glue, it bonds glass and metal surprisingly well. In fact, at the time the 78-record was popular, records were largest single outlet for shellac.

Shellac is used as a dye, previously in fabric, and to this day in oriental carpets. It is a component in rubber compounds, as a sealing wax, component in gasket cement, as a mould for dental plates, as printing ink. It is even found in cosmetics such as hair lacquer. Even the finish on playing cards often contains shellac.

Shellac is a common additive to lipstick and makeup products. Added to the finish and improving the binding ability of these products.

The largest uses for shellac are for the food, drug, and cosmetics industries. Fruits and vegetables in the produce aisle of your favorite grocery store are coated with shellac and wax to make them shiny and eye-catching. In the world of cosmetics, women and men use shellac-based hair-spray to make themselves appear shiny and more eye-catching. Many vitamins, pills and food supplements are coated with shellac to make them slide easily down your throat, into your tummy. Of course the most important use of shellac, in my not-so-humble opinion is as a woodworking finish, where you can make your projects shiny and eye-catching. Some of the major industrial and domestic fields in which it is used are listed below:

  • As a film former: In French polishes, metal foil and pear varnishes, undercoats, enamels and wood sealers.
  • In the cosmetic industry, shellac is known as a “Nail treatment” that lasts longer than regular polish. It is a combination of gel and regular polish and offers a water resistant seal among nail protection.
  • As glaze for confectionery, coffee beans and medicinal pills.
  • As aqueous varnishes for leather dressing, wood and paper and floor polishes, etc.
  • As a dye for cotton and, especially, silk cloth.
  • In watchmaking, due to its low melting temperature (about 80-100 °C), to adjust and adhere pallet stones to the pallet fork.
  • In dental technology, where it is occasionally used in the production of custom impression trays and (partial) denture production.
  • As an Ink: Applications such as lithographic ink, waterproof ink and colored ink.
  • To increase the strength and longevity of ballet pointe shoes as a remedy for moisture weakening.
  • In fireworks pyrotechnic compositions as a low-temperature fuel, where it allows the creation of pure ‘greens’ and ‘blues’- colors difficult to achieve with other fuel mixes.
  • As a plastic: In gramophone records, grinding wheels, sealing waxes, general moulded articles, insulators etc.
  • As an insulator: In insulating varnishes, laminated paper products, micanites and micafolium, insulating cloth etc.
  • As an adhesive and cement : In laminated paper and jute boards, plate sealer, gasket cement, general cements, optical cement, capping cement for electrical lamps and radio values, abrasive paper and cloth etc.
  • As a Polish & Paints : Owing to the light color of bleached lac, bleached lac polishes are chiefly used for finishing wooden floors, playing cards, sports goods, ivory articles etc.
  • As protective coatings: In confectionery and medicinal pills.
  • As stiffening agents for felt and fabric hats: constituent of gossamer (or goss for short), a cheesecloth fabric coated in shellac and ammonia solution used in the shell of traditional silk top and riding hats.
  • For preserving and imparting a shine to citrus fruits, such as lemons etc.
  • In Jelly Belly jelly beans, in combination with beeswax to give them their final buff and polish.
  • As a binder in Printing ink.
  • As a protective and decorative coating for handlebar tape in cycle, and as a hard-drying adhesive for tubular cycle tires, particularly for track racing.
  • For reattaching ink sacs when restoring fountain pens.
  • For mounting insects, in the form of a gel adhesive mixture composed of 75% ethyl alcohol.
  • As a binder in the fabrication of abrasive wheels, imparting flexibility and smoothness not found in vitrified (ceramic bond) wheels.

 

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