Steam iron heating, low-temperature ironing At the distance of cashmere coat 1.5-2cm, you can first check the highest ironing temperature written on the washing sign on the inside of cashmere coat to avoid overheating the coat.
When ironing, pull the cashmere coat while it is hot to lengthen its fibers. Due to the limited heating area of the steam iron, in order to ensure the uniform fiber stretching, the sweater is heated and stretched locally, sectionally and sectionally.
You should know the total length of stretching, and don't overstretch. Moreover, the operation should be carried out on the ironing table, and a blanket can be spread on the desktop at home. After all, it is best to heat, shape and cool with a photo machine.
The shrinkage of wool coats after washing is mainly due to wool fibers. Wool has a layer of scales on its surface, just like fish scales. Wool fibers will entangle with each other when rubbing or rubbing, and this entanglement will be aggravated by increasing the temperature or under alkaline conditions. This reaction is called wool fiber shrinkage.
This process is really troublesome. If you can't master this degree well, you'd better send it to a professional laundry to spend money to solve the problem.