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Views: 8 Author: Site Editor Publish Time: 2023-03-21 Origin: Site
1. The function of Spinneret of lab Melt Spinning machine
Spinneret is the key component of melt spinning machine, which is suitable for spinning polyester, polyamide, polypropylene, spandex and other synthetic fiber filament, short filament products. In order to give full play to the maximum function of spinneret, it is necessary to maintain the spinneret properly.
stack
a. During the assembly, cleaning and handling of the spinneret, please handle the spinneret gently and do not damage the surface of the wire.
b. The spinneret must be wrapped individually in plastic bags and stored in a dry, clean, non-corrosive gas box or box, when two or more spinnerets are stacked together; Soft material should be used between them.
2. How to Cleaning of spinneret
The spinneret often clogs the spinneret holes due to impurities during use, so it should be cleaned frequently.
There are two main ways to clean the spinneret:
a. Vacuum cleaning method:
In low pressure vacuum burning, can make a variety of chemical fiber polymer decomposition, residue in the same furnace washed clean by water, easy to operate
b. triethylene glycol method:
The spinneret was placed in a 15%-20% NaOH solution, boiled to remove most of the polymer, and then immersed in a triethylene glycol solution at 250℃-300℃ for 6-10 hours. This method is also called natural purifying hair, safe and reliable, suitable for cleaning all stainless steel spinneret
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