ENQUIRY

Finishing & Coating

No bolting process is complete without provising the perfect finish to the bolt and nut as per the required conditions of the customer, at Bigboltnut we provide the below mentioned finishes to our customers as an ad on advantage.

Coating Type Color Bolt Grade Salt spray life Number of Machines
Zinc plated

Blue, Green, Yellow

Hex and sockets All grades 48 to 96 hours 1
Hot dip galvanised

White, silver grey

Hex and sockets Carbon & alloy steel 96 to 200 hours 1
PTFE coating

Blue, green, red, black

Hex and sockets Carbon & alloy steel 96 hours to 1000 hours 1
Zinc aluminum flake

Silver, black

Hex and sockets Carbon & alloy steel 96 hours to 1000 hours 1
Flouro carbon coating

Silver, black

Hex and sockets Carbon & alloy steel 96 hours to 1000 hours 1
Geomet / Dacromet coating

Silver, black

Hex and sockets Carbon & alloy stee 96 hours to 1000 hours 1

The most important part of bolt and nut manufacturing is always the coating part, when we are able to provide the right coating with the right color requirement to our customers it always ensures that we are doing the job right different applications have different requirements depending upon the loaction and its use, this is sometimes pre defined in the ordering system of the customers and we can also help our customers with the information we have based on the research and development done at our works over the last 30 years.

Different kind of finishing is required as per the required application all over the world, this depends upon the location where the bolting is required to be used and also due to different tempratures and wether conditions, popular coatings like Zinc plating, PTFE coating, Flouropolymer coating, Zinc aluminum flake coating, Geomet / Dacromet coating are all performed by us in our factory in Kundli in India and we are regularly doing these