Specific requirements are:
First, protective boots 3C certification appearance requirements
1, the color of the fire boots should be black, and have a goal.
2, fire boots should not have wrinkles, blisters, impurities, air bubbles, sputum hard particles, sticky marks, varnish and other scratches that are detrimental to the appearance.
3, fire boots and cover cloth, inner fabric and anti-scratch inner bolster pad should be flat, and should not have shelling phenomenon.
4, fire boots should not have teeth, blast, open, glue, frost, sulfur and sulfur.
5. The appearance quality of fire-fighting protective boots should meet the requirements of QB/T1002, QB/T1003 and QB/T1005 respectively.
Second, physical and mechanical properties
The physical and mechanical properties of the fire boot upper, the wrap and the outsole material shall comply with the 3c certification requirements. The test is carried out in accordance with the relevant provisions of 6.3
After the fire resistant boots, fences and outsole materials have been tested for oil resistance, the volume change shall be in the range of 2% 9 1 + 10%, and the test shall be carried out in accordance with 6.4.
Third, the corrosion resistance of metal liner
If a metal anti-piercing liner is used in the insole of the firefighting boots, the corrosion resistance test of the metal gasket shall be carried out without corrosion. The test shall be carried out in accordance with 6.6.
Fourth, anti-mite performance
After the static pressure test and the impact hammer mass of 23kg and the drop height of 300mm, the height of the gap shall not be less than 15mm. The test shall be carried out according to 6.7.
Five, anti-breakthrough performance
The puncture resistance of the outsole of the firefighting boots shall not be less than 1100N, and the test shall be carried out in accordance with 6.8.
Six, cutting resistance
After the fire-resistant boots have been subjected to the anti-cut test, they shall not be cut through. The test shall be carried out in accordance with 6.9. A
Seven, electrical insulation performance
The breakdown voltage of the fire boots shall not be less than 5000V, and the leakage current shall be less than 3mA. The test shall be carried out in accordance with 6.10.
Eight, thermal insulation performance
When the fire boots 3c certification heat insulation performance test is heated for 30min, the temperature rise of the inner surface of the sole should be no more than 22C, and the test is carried out according to the provisions of 6,11.
Nine, anti-radiation heat penetration performance
The radiant heat flux of the fire boots is (10±1) kW/m2. After 1 min of irradiation, the temperature rise of the inner surface should be no more than 22 0 7C. The test is carried out according to the provisions of 6.12.
Ten, waterproof performance
The fire boots shall not see water seepage during the waterproof performance test. The test shall be carried out in accordance with the provisions of 6.13.
XI, anti-skid performance
When the fire boots 3C certification anti-skid performance test, the initial slip angle shall not be less than 15 °, the test shall be carried out according to the provisions of 6.14.
Firefighting boots 3C certification test method
1. Appearance quality
The inspection by visual inspection is mainly carried out, and the inspection is carried out one by one. For the quality problems that cannot be demonstrated by a single fire boot, it should be double checked when the boots are equipped.
2, quality inspection
It is measured by a weight scale with a weighing range of 0g 9 110000g and an accuracy of not less than 3.
3. Physical and mechanical properties test
Determination of physical and mechanical properties of fire boots
Physical and mechanical properties test of rubber boot uppers, wraps and outsole materials shall be carried out in accordance with GB/T2941
The tear strength, elongation at break and permanent deformation of the rubber boot upper, the wrap and the outsole material are determined according to GB/T528.
The wear reduction of the rubber outsole is determined according to GB/T1689.
The hardness of rubber boot uppers, wraps and outsole materials is determined in accordance with GB/T53.
The brittleness temperature of rubber boot uppers, wraps and outsole materials is determined according to GB/T1682.
The hot air aging test of rubber boot uppers, wraps and outsole materials shall be carried out in accordance with 3.1 of GB/T3512.
The flame retardant properties of the rubber boots, the fence and the outsole materials are determined in accordance with GB/T13488.
The adhesion strength of rubber boot uppers, wraps and outsole materials shall be determined in accordance with GB/T532.
The thickness of the boot is measured with a thickness gauge or a vernier caliper (accuracy 0.02 mm).
Determination of physical and mechanical properties of fire-fighting protective boots
Leather samples, parts and signs are carried out in accordance with QB/T3812.1.
The air conditioning of the test piece for leather physical property test is carried out in accordance with QB/T3812.2
The tensile strength test of leather is carried out in accordance with QB/T3812.5.
The thickness of the leather is measured in accordance with QB/T3812.4.
The leather tear strength test is carried out in accordance with QB/T3812.6.
4, oil resistance test
According to the provisions of GB/T1690, the test liquid 1# standard oil, the test temperature is (23 ± 2) ° C, the soaking time is 24h.
5, acid and alkali resistance test
The acid and alkali resistance of the fire boots 3c certification is determined according to the provisions of GB12019.
The acid and alkali resistance of fire-fighting protective boots shall be determined in accordance with the provisions of GB12018.
6, corrosion resistance test of metal liner
The test is carried out in accordance with the relevant provisions of GB12017.
7, anti-mite performance test
The test was carried out in accordance with HG3081.
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