punching rectangular seamless double-sided gum velcro self-adhesive sofa and carpet car window shade round velcro strap with back adhesive

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【Adhesive Hook and Loop Tape Attachment Tips】:

Suitable for adhering to smooth and flat surfaces such as aluminum alloy, plastic steel, stainless steel, plastic products, ceramics, wood, various synthetic fiber boards, and high-quality paint-coated walls.

② Unsuitable for pasting surfaces: rusty iron, flaking walls, oily, dirty, and uneven surfaces.

 【Material Analysis】:

1. Nylon Material: Nylon is not easy to burn and is very soft, making it suitable for use in clothing and is a very eco-friendly material.
2. Polyester material: It is easy to burn, produces black smoke, and has a pungent odor. The material is quite hard, and the texture is quite rough.
3. Polyester and Nylon Blend: Combines the characteristics of polyester and nylon, resistant to burning, extremely durable. The backing tape is made from this material.
4. Nylon Grade A material: Very soft, often used for close-fitting clothing, and can also be used on babies, without causing skin damage.
5. Non-pilling material: There are mainly non-pilling types of Velcro, which only have a fuzzy surface. The hooks are usually made with nylon A-grade material, and they are used more often on close-fitting clothing.
6. Different materials can be used to make different types of Velcro, and the uses and characteristics of Velcro can vary depending on the material. However, all types of Velcro comply with environmental standards, and customers can choose from various types of Velcro based on their own requirements.

【Product Features】:

1. Can withstand high-temperature washing, resistance to yellowing, and resistance to sunlight.
2. Stable quality, uniform bristle distribution, resistant to breaking, and strong and tight lateral tension.
3. Hooks are arranged neatly, and the cutting angle of the hooks is fixed, which increases the chance of hooking and ensures the adhesive quality.
The product has excellent long-term performance, with hook and hair grip able to reach over ten thousand times.
5. The product is manufactured using eco-friendly raw materials and is AZO Free and free of heavy metals.

【Physical Properties】: The test material is made of 100% nylon Velcro tape.
1. Thermal resistance Melting point: 230°C for the filament, 180°C for the wire. It can maintain for 1000 hours within the range of 93°C to -56.7°C.
2. Frost resistance -20℃ can still be used, the stronger the force at lower temperatures, but durability decreases.
3. Water resistance: The tensile strength remains at 50% in water, and it can be completely restored after drying.
4. Resistance: Alkaline Soda 50%, Ammonia 28%, Hydrochloric Acid 2.5%, Nitric Acid 3.5%. The following can still work effectively.

Dyeing Fastness Testing
1. Abrasion resistance color fastness AATCC-TEST METHOD 8-1981 3.5+
2. Washfastness to color AATCC-61-1980-11A 3.5+