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The Application of Flame Detector in Boiler Combustion Flame Detection

Usually, when a substance burns, it produces a lot of smoke and heat, and it also produces visible or invisible light radiation that is not in the atmosphere. Flame detector, also known as photosensitive fire detector, is a fire detector used to respond to the light characteristics of fire, that is, ...

06-30

Precautions for Use of Velcro Fatigue Tester

The hook and loop fastener fatigue tester simulates its actual use process through a certain number of clutch and hook surface separations, measures its shear strength and peel strength, and considers its durability. Test principle: Fix the loop surface and hook surface of the hook and loop fastener ...

06-25

Test procedure of fabric wrinkle recovery tester

The fabric wrinkle recovery tester is suitable for testing any fabric made of pure or blended fibers. It is used to test the recovery ability of the sample under a certain load after a certain period of time. The main parameters: 1. Sample size: 15cm28cm (611 inches) 2. Weights: 2000g, 1000g, 500kg, ...

06-19

Button tension tester calibration steps

The button tension tester is used to test the adhesion strength of buttons, buttons and fasteners on the garment, and to measure the fastening force of the button or the destructive force of detaching from the clothing. Testing purposes: defines the quality of garment manufacturing to ensure that but...

06-05

Operation steps of fabric wettability tester

The fabric wettability tester can be used to evaluate the water repellency of the fabric surface. The instrument is an all-metal frame. Quantitative distilled water passes through a standard nozzle and sprays the sample at a distance of 150mm below 45 degrees. After the test, the sample surface is co...

05-31

ASTM F1955 test experiment

1. This standard specifies the testing methods and requirements for sleeping bags: 1). The average burning speed does not exceed 15cm/min (6in./min) 2). The burning speed of any sample cannot exceed 20cm/min 2. Test preparation 1). Sample: 30cm (12in.)36cm (14in.), if the specified size cannot be cu...

05-25

Main parameters of curtain burning tester

The curtain burning tester is used to test the flame retardancy of single-layer or multi-layer curtains, curtains and other suspended fabrics, but it cannot be used for fabrics with a gram of more than 700g/m2 (21oz/yd2). Applicable standards: National Fire Protection Association (NFPA) NFPA 701: 20...

05-20

What are the textile quality inspection items

The quality inspection report is a written report that reflects the quality of the product and the project after performing quality inspection and quality supervision on products and projects according to standardized requirements, and is a written report that reflects the quality of products and pr...

05-17

How to do the pilling test with the circular trajectory pilling instrument

The circular trajectory pilling instrument is used to test the pilling condition of wool fabrics, chemical fiber cotton, blended spinning, knitting, and woven fabrics to identify product quality and process effects. During the test, the fabric rubs with the nylon brush and the abrasive, or rubs with ...

05-12

Main features of hydrostatic pressure water resistance tester

The hydrostatic pressure tester is suitable for outdoor sportswear waterproof test, umbrella test, waterproof fabric test; jacket, medical protective clothing protective material permeability, blood permeability test. Dynamic test, static test and custom procedure test are used to test the water repe...

05-08