Nu-Cork
- Gaskets & Transformer parts Leader
- Trusted name in sealing
- Total sealing solutions
- -60°C to +260°C
ISO 9001, 14001, and 45001 Certified and Approved source up to 1200 KV class Transformer & Reactors
one-stop brand for all transformer sealing & allied products
Our Product Range
We are perfect partners for organizations seeking sealing solutions using Cork & Rubberised material. Nu-Cork is a reputed cork sealings & gaskets manufacturer for transformers & other applications. We are enthusiastic about supplying quality and cost-effective transformer sealing & gasket products designed under our professionals’ supervision to provide you with the best selection at the most affordable prices.
Our Products are listed below:
Rubber Products
Nano Crystalline Cores
Wound Current Transformer
Insulating Board And Paper
Polyurethane (PU)
A single source for all your transformer sealing & allied products
Nu-Cork’s reputation for excellence is based on our ability to supply the most cost-effective manufacturing solutions possible for their most demanding applications. Our primary goal is to consistently surpass our customers’ expectations by offering high-performance gaskets and sealing solutions, competitive prices, on-time delivery, and superior customer services. In addition to dominating the Indian electrical, transformer and automotive industries, Nu-Cork is a trusted brand around the world, exporting to more than 25 different countries.

Welcome to Nu-Cork
As your one-stop supplier for top-quality sealing and protective products, materials, and customized rubber and gasket’s service, Nu-Cork is India’s largest manufacturer of “rubberized cork products” and “moulded & extruded rubber” products with holding over 50% + market share in India.
Our certified team is dedicated to responding flexibly to your unique market demand and constantly going the extra mile to ensure your complete satisfaction.
From on-time delivery to rising market difficulties, we share your priorities and devote all of our resources to meeting your demand for guidance, innovative solutions, and fast, dependable service.
Our Credentials
The overwhelming positive feedback received from our clients highlights the value of our market intelligence. We strive for excellence in all parts of our organization and believe that ongoing learning process and professional certifications will enable us to satisfy our clients’ demands in a better way.
All consultants’ certificates are evaluated and maintained on an annual basis. The following is a list of these certifications.




List of Approved Utility
We are proud of our long-standing dedication to excellence in our services and the methods we employ to deliver those services at Nu-Cork.





Our Clientele
True partnership is a two-way street in which information and ideas flow freely and consistently – a notion that our clients embrace. Each day, we dedicate our services to our valued clients, generating remarkable success and establishing long-lasting partnerships for all Nu-Cork products including “rubberized cork products” and “moulded & extruded rubber” products
Case Studies
Our case studies demonstrate the strength of our comprehensive services. Browse our case studies to get a sense of what it’s like to work with Nu-Cork for our range of products
Testimonials
Our clients express their appreciation for our superior results, friendly service, and on-time delivery. Here are some encouraging statements from our valued customers..




Started production of Rubberized Cork Gaskets and Moulded Rubber Products for Indian market
Commenced export of products
Began marketing of Kraft & Crepe Paper
Started manufacturing of gaskets, compatible to silicon-oil filled transformers & alternative to Nebar Gaskets from James Walker, UK
Started manufacturing Nano-Crystalline Cores for CTs/PTs/CVTs
Started manufacturing Flexible Air Separators for Power Transformers & Reactors
Started manufacturing Bushings, Turrets & Ring CTs
Began making Sluoro-silicon Gaskets for 765 KV Class Transformers & Reactors
Backward Integration of Air Cell Fabric & Nano-Crystalline Ribbons
Started JV with a world-leader of RIP Bushings in and began producing Poly-urethane Elastic Rings & Materials, AC Bellow Ducts for Railways and customized CRGO Laminations
Latest News
- 04.04.2022 New Website Launched with exciting new features.
- 10.03.2022 Nu-Cork received prestigious order from Indian Railways
- 24.01.2022 Team Nu-Cork is participating in upcoming exhibition in Dubai