The relationship between fiber friction cohesion properties and spinning technology During the use and finishing of fabric materials, friction and cohesion have a great impact. Due…

Initial mold shed fiber flexibility coefficient (1) Initial modulus The initial modulus refers to the stress-strain ratio on the straightening extension line of the relatively stra…

Commonly used indicators of fiber strength 1. The new cracking strength is the force required when a fiber material is directly stretched by the outside world until it breaks. It i…

Determination method of cotton fiber maturity There are many methods for measuring the maturity of cotton fiber. Commonly used ones include the cavity cell wall contrast method, pa…

Cotton fiber is an indicator of heat Indicators indicating the maturity of cotton fiber include maturity coefficient, mature fiber percentage and maturity ratio. 1. The finished pr…

Calculation of fineness Linear density Tt is the legal unit of measurement. All fibers and spinning yarns should use linear density to express their thickness. However, due to cust…

Determination and calculation of fiber length 1. Hand-pulled length and length grade The so-called hand-pulled length refers to the fiber length with the largest number of fibers i…

The relationship between fiber length and yarn quality Fabric fibers generally refer to objects with a diameter of several microns or tens of microns, and a length many times large…

Flame retardant finishing of polyester fabric As for fire retardants for polyester fabrics, in addition to the phosphoric acid phosphate whose inherent toxicity has been abolished,…