HMT has supplied various assemblies of Vertical Propellent Mixer used for homogeneous mixing and preparing solid fuel used in rockets.

Shroud Assembly

This assembly is a composite weldment of MS and Stainless Steel (304L) material and houses the planetary gearbox. There are 16 ports consisting of welded stainless steel seamless pipes welded to the body and internal stainless steel cover to contain the propellant material from the other areas of the shroud.

Weight of the finished part is app. 10 tons.

Cradle Assembly & Base Plate

This assembly consists of a weldment with four guide housings that will move on vertical guide rods. The function of this assembly is to raise/lower the bowl containing the propellant.

A machined base plate is also a part of this.

Weight of the finished part is app. 4.5 tons.

Planetary Gear Box Assembly

This assembly basically houses the planetary gear train that imparts the rotational/orbital movement of the mixing blades. The assembly involves accurate machining of bores located in the top and bottom covers to close accuracies to ensure concentric rotation of the blades.

Weight of the finished part is app. 5 tons.