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The classification of leather is quite complex. According to the tanning method, it can include chrome tanned leather, vegetable tanned leather, oil tanned leather, aldehyde tanned leather and combine...
The main factors that affect the compressive strength of cartons are: ① raw material quality; ② moisture; ③ box type and flute type; ④ printing and opening; ⑤ processing technology. a. Raw material qu...
Twist test principle: The twist is usually not evenly distributed on the entire yarn. When testing the twist, the sample should be taken 1 m away. Under the specified tension, clamp both ends of the s...
The tensile testing machine is an instrument that can provide upward and downward adjustable speed motion. Cooperating with a force sensor and a microcomputer or computer, it can test rubber, plastics...
Measuring principle of tensile machine: 1.The force value of the tensile testing machine is measured through a load cell, amplifier and data processing system. Under the premise of small deformation, ...
The tensile testing machine has many functions and can detect the strength of various materials. When the instrument encounters problems and malfunctions, the following methods can help you. One. When...
This machine can be used to test the bursting strength and height of woven, knitted, non-woven fabrics, paper or sheets. The instrument uses hydraulic blasting to act on a specific area of rubber film...
Measuring shrinkage is one of the common testing methods for textile testing, but practice has proven that the shrinkage of textiles is affected by many factors. Therefore, understanding the factors t...
1. Folding thickness of fabric Fabrics are divided into thicknesses, and clothing made from fabrics also has thicknesses; this thickness is expressed by the folding amount, so the folding amount needs...
Take the fabric stretching function as an example: 1. Operation adjustment (1) Clamping distance adjustment Before the instrument tensile test, the clamping distance between the upper and lower clamps...
There are many types of shoe material testing equipment, which are used to test various properties of shoe materials. The following are some common shoe material testing equipment: Toe bending test ma...
The falling ball impact tester is mainly used for impact strength test of plastics, building materials, ceramics, acrylic, glass, coatings, hardware and other products. Test standard: GB/T9962-1998, G...