First, the material requirements:

1. Appearance:

The first grade leather body is uniform in thickness, plump and soft and elastic, and the leather is fine, uniform, firm, and consistent in color and shade. No greasy feeling;

The secondary leather body lacks fullness and elasticity, and has a rough surface and a slight shade of color.

2. The thickness of leather and canvas should meet the requirements.

3 mechanical properties should meet the requirements. The palm of the hand and the back of the hand should be soft, strong and uniform in thickness. Leather for sleeves should be slightly elastic.

4. Chemical properties should comply with regulations.

Second, technical requirements:

1. Structure:

The welder's gloved hands and the back of the hand should be lined with clip strips. Clips are to be made of chrome leather or pigskin. Skins and reinforcements should be made of the same leather as the palm and back of the hand. The width of the reinforced liner is 15mm or more;

2 stitches per cm 3 to 4 stitches; 4 to 5 stitches per cm;

3. Sewing: The hand type should be positive, the stitches should be straight, the stitch length should be even and the elastic should be moderate. If a broken needle, continuous missing needle or skipping needle is found, the needle should be doubled or the defective one removed to re-sewn.

skills requirement

Wear resistance

Tear resistance

Cut resistance

Pierce resistance

Combustion characteristics

Heat resistance

Resistant to the impact of molten metal droplets

Applicable standard

AQ6103:2007 Standard for welders protective gloves European Community standards

EN367:1992 GB 15701-1995 "Welding protective clothing"

Anti-metal droplets impact resistance test

GB/T 1410-2006 "Test methods for volume resistivity and surface resistivity of solid insulating materials" (equivalent to the international standard IEC93-1980)

FZ/T 64013-2008 Electrostatic Flocking Plush

SJ/10694-2006 "General Specification for Antistatic Testing of Electronic Products Manufacturing and Application Systems"

Signs, packaging, transportation, storage

1. Durable product mark should be near the hand sleeve mouth. The contents of the signs shall be in accordance with the provisions of Article 8.2 of GB12624.

2. Welders' gloves should be put into paper bags or plastic bags as a unit. Each bag should be accompanied by a product certificate. Then put the paper bag or plastic bag into the hard packaging box, and each box should be accompanied by the product instructions.

3, the packing box should be clean, firm, dry, suitable for long-distance transportation. Must not have mildew, oil traces.

4. The transport and storage of welders' gloves shall be conducted in accordance with the provisions of GB4694.