How to distinguish between wool felt and chemical fiber felt?
Pure felt is made from pure wool by bonding; chemical fiber felt is made from a mixture of wool and chemical fiber products. Felt material is pure natural wool. The most direct method of identification is that some wool is pulled down from the felt and lit with fire. The wool flies during the burning process and is accompanied by foaming. The burning material has hair burning. taste. After burning, the ash is black and no coke. From the appearance investigation, pure felt felt soft, elastic, fine lines and rules. Chemical fiber felt is a mixture of wool and chemical fiber.
Its price is lower than pure felt. Its performance is pure wool felt insulation, soft and other features. Chemical fiber felt can also use incineration taste and ash to distinguish the proportion of its material, from the feel of the hand to distinguish the static electricity as the top grade.