Nitrogen Plastic Welding 1 (PU-NW1)

1 hour

Course Information:

This online course is designed to give students the knowledge needed to perform basic fusion repairs on damaged thermoplastics using the nitrogen plastic welder. This is a great course for technicians or automotive students.

The Nitrogen Plastic Welding 1 course teaches the student how to align, fixture, and v-groove cracks and tears. This course emphasizes the proper nitrogen fusion welding technique, which can be applied to any thermoplastic part. This course shows students how to repair two common types of damage on a bumper cover. This course also explains how to grind and sand a weld to prepare for the refinishing process.

This online course provides the foundational knowledge needed to properly perform nitrogen fusion welds. Combining this knowledge with hands-on experience will allow students to profit from plastic repair opportunities.

Time Requirements:
This course will take approximately 1 hour to complete. It is broken up into several bite-sized lessons, so you can complete it on your schedule.

Completion Requirements:
Each lesson must be completed in order. Each slide in a lesson must be viewed for the lesson to count as “completed.” The first two quizzes do not require a passing score, but the student must pass the final quiz with a score of 70% or better to complete the course.

No prior training or body shop experience is necessary, although familiarity with grinding and sanding tools is a plus.


If an Internet connection is available, this course can be completed on a desktop or laptop, smartphone, or tablet. Audio is used throughout the course. Your pop-up blocker may prevent you from taking the course, or it may prompt you to temporarily allow pop-ups. The Tortal website runs best in Google Chrome. For the best visual experience, take the course on a desktop or laptop.

Course Materials:
PDF documents containing links to supporting material can be found on this page. The links can be opened and bookmarked for future reference.

A certificate will be emailed to you upon completion of the course. You will be also able to view the certificate by clicking on the "My Information" tab and selecting "My Certificates." You will be able to print the certificate if you wish.

Other Training:

This online course covers two basic fusion welds on a thermoplastic bumper cover. If you would like more in-depth training, contact Polyvance at 800-633-3047 or to learn about your training options.

If you feel like you have gained something from this course, please consider donating. These courses are costly and time-consuming to make.
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Course Objectives

• Align cracks and tears

• Fixture cracks and tears

• V-groove cracks and tears

• Select the welding rod profile

• Understand the basic nitrogen plastic welding process

• Weld a tear in the middle of a bumper cover

• Weld a tear to the edge of a bumper cover

• Grind and sand the completed weld


  • $FREE


Completion of this course (all lessons must be passed or completed) will earn credit towards the following certificate(s):

  • Nitrogen Plastic Welding 1

LEARNING OBJECTS INCLUDED - eLearning and Live Training

Title Status
NW1-1 - Safety Considerations Not Enrolled
NW1-2 - Aligning Cracks and Tears Not Enrolled
NW1-3 - Fixturing Cracks and Tears Not Enrolled
NW1-4 - V-grooving the Crack Not Enrolled
NW1-5 - Quiz #1 Not Enrolled
NW1-6 - Selecting the Welding Rod Profile Not Enrolled
NW1-7 - The Basic Nitrogen Plastic Welding Process Not Enrolled
NW1-8 - Quiz #2 Not Enrolled
NW1-9 - Welding a Tear in the Middle of a Bumper Cover Not Enrolled
NW1-10 - Welding a Tear to the Edge of a Bumper Cover Not Enrolled
NW1-11 - Grinding and Sanding the Completed Weld Not Enrolled
NW1-12 - Quiz #3 Not Enrolled
Lessons in this course must be completed in order.


NW1 - Resources - 70 KB: PDF format.


Megan Higdon
1128 Kirk Road
Rainsville, Alabama 35986