Skyroot Successfully Completes Proof Pressure Test of Kalam-100

In a major milestone, we successfully completed the Proof Pressure Test (PPT) of Vikram-1's 3rd stage 'Kalam-100'.
— Skyroot Aerospace (@SkyrootA) June 20, 2021
This ultra-light & high-strength carbon composite case was tested to 66 atmospheres of pressure.
A great moment for Team Skyroot!#makeinindia #space pic.twitter.com/L6XNB48Htp