What is the waterproof effect of the real outdoor waterproof bag -? Pesin Outdoor Products Compa

For outdoor travel, the waterproof function of the waterproof bag is particularly eye-catching. What is a waterproof bag? As the name implies, outdoor waterproof bags are waterproof bags, but few people know where the waterproof of bags is really reflected? What is the waterproof effect of the real outdoor waterproof bag? 1. Understand the waterproof function of the waterproof bag. The waterproof function of the outdoor waterproof bag comes from its fabric. Generally, the surface of the fabric is treated with a waterproof agent, or the surface of the fabric is coated with plastic, PU, PVC, PA, etc. to make the fabric waterproof. When testing whether the waterproof bag has a waterproof coating, the fabric can be tested with water on site. If the fabric has obvious water droplets after watering, it is a waterproof bag. 2. The waterproof function strength of the waterproof bag. After understanding the waterproof fabric, let's understand the waterproof function strength of the waterproof bag. First of all, we have to know the waterproof index of the fabric. The standard for waterproof bags is water pressure resistance-- How many MM of water columns can be tolerated per square centimeter of area and do not seep for one hour. Generally, the waterproof degree of waterproof nylon is 1000- 2000, can withstand short-term rain; 5000 it rains for a long time; The US military standard is 7000. The key point of all waterproof indexes is not how much water to prevent but the pressure and time of water, the simple understanding is that the size and speed of raindrops and the time exposed to the rain will cause different waterproof effects under natural conditions. 3. Durability of waterproof bag the durability of waterproof bag is to go through multiple tests of time, high torture and pressure, so it is important to find a light and wear-resistant material! In addition, if the contact point between the strap and the main body of the waterproof bag is not strong enough, attention should also be paid to the reliability of the sewing thread of the waterproof bag itself, the strengthening treatment of the zipper and opening, and the strengthening double-layer treatment of the bottom of the waterproof bag. Take care of the above three aspects, I believe you can have a good outdoor waterproof bag. Enterprises can customize outdoor waterproof bags, and can also choose a suitable and reliable outdoor waterproof bag manufacturer according to the above three points. If the enterprise has no choice yet, it can choose Pesin Outdoor Products Company to customize the manufacturer. We look forward to cooperating with you.