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  • How to solve the problem of cracking pants?
    How to solve the problem of cracking pants? September 19, 2018
    The common problem of cracking of trousers and apparel products is that the tension is large during people's wearing, especially when they are squatting, and they are often in a tortuous state. Many clothing companies have encountered market complaints due to cracked pants and worn pants. So how did this happen? How to control quality? Analysis of the causes of cracking of pants The reason for the cracking of the pants can be attributed to three categories. The first category: the poor of fabric breaking strength and tear strength.The mainly reason is that the clothing companies do not strictly control the indicators of product strength, as long as the strong standards are controlled, they can be avoided.Every clothing companies can test sample all kinds of material in the process of manufacturing finished garments. The second category: poor wear resistance.The breaking strength and tearing strength of this kind of fabric can reach the national standard, but the fabric is cracked after repeated bending and wear of the fabric during the wearing process, but the consumers wear fabric in the process of repeated twists and wear cause the phenomenon of cracking. The most typical denim fabric, its breaking and tearing strength must meet the requirements of FZ/T 81006-2007 "Jeanswear". During the wearing process, the pants fabric is first worn and then cracked, especially the polyester-cotton interwoven jeans which are dealt by resin. The resin dealing causes the abrasion resistance of the fabric to decrease, resulting in serious wear. In addition to jeans fabrics, there is also a class of chemical fiber interwoven fabrics that are easily overlooked by apparel manufacturers. These fabrics all contain chemical fibers. Because the chemical fiber strength is generally high, it will cause an illusion when tested, and the tearing and breaking strength is very high. In fact, this is because of the high-strength chemical fiber support. The strength of the fabric is poor, such as cellulose fiber cannot be reflected. This situation leads to mass accidents that occur during wear.To test the quality of such fabrics, only focus on breaking strength and tearing strength can not be effectively controlled, but also to increase the wear resistance test. The third category: yarn slippage at the seam of the crotch.These fabrics can reached national standards in all aspects,even exceed it. But the yarn can easily slip off the seam, causing cracking. Cracking remedies and precautions In the dyeing production and the washing process of finished pants, a large amount of softener is added in order to improve the feel of the pants. However, this process exacerbates the slippage cracking and need cracking inhibitor to for remedy for that. The cracking inhibitor is a high molecular polymer which increases the surface friction coefficient of the yarn and improves the slip of the fabric. Nevertheless, this method is an after-the-fact remedy, increasing costs, time and effort, and ...
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  • Experiment tells you: Why there is a bonding gap or crack in your shoes?
    Experiment tells you: Why there is a bonding gap or crack in your shoes? September 06, 2018
    Does below situation happens to your new shoes with a bonding gap or sole-crack for wearing within a short time? Just as below pictures: What happens? You might say the quality of the shoes is not so well, so where the problem lies in? The reason why this situation appears is that the the flexing resistance of the finished shoes is a failure. The flexing resistance of finished shoes refers to the finished shoes’ durability for the bending or folding under a certain temperature and certain force. General speaking, it’s a repetition twisting process between human foot and shoes. The test standard for shoes flexing resistance: GB/T 3903.1-2017Footwear,Test Method for  Whole shoe , Flexing Resistance.This test standard is used for test whole shoes and sole, not suitable for the heel excess 70mm, or the part of sole’s flexing more than 25mm,or the finished shoes with strong stiffness. This is Flexing Resistance Tester: The testing principle of Shoes Flexing Tester is to use a cutting knife cut a crack with specified length of whole shoes or sole, then to do the flexing test under certain angle and rate. After test, measure the length of the crack and at the same time, observe the changes of the joints of the upper surface, the sole and the bottom (including the fence and the bottom wall). Move like this: Is it a similar motion when you are walking? Each test should need not less than a pair of whole shoes or sole.  The test bending angle should be (50±1)°, the flexing rate should be (230±10)times/min. The test temperature should be (23±2)℃. Do the test for 40,000.00 circles. As below pictures show: The standard requires the cutting position should be in the middle of the toe flexion of the sole of the shoe, and the sole needs to be cut through.   As showed in the pictures: Not all the shoes need the cutting crack in advance, different standards requires different specification. For example: Sneaker (GB/T 15107-2013) It requires not cutting, and it continually bends 40,000 times, the qualified products should not be crack after the bending. The bottom wall, upper bottom the shoe sole should be ≤5.0mm;After folding, the shoe sole shall not have more than 3 cracks, and the longest crack length shall be ≤5.0mm;The sole must not appear Color falling off; air (liquid) cushion should not appear air leakage (liquid) or collapse phenomenon after folding the air cushion shoe. leisure shoe   (QB/T 2955-2017) It requires cutting 5.0mm in advance, qualified products require that the length of the cut opening is ≤ 20.0mm after bending. The new crack length is ≤ 5.0mm after folding, and should not exceed 3 places. After the fold, there should be no cracking on the face, cracking or opening the bottom, and is no testing the fold resistance if the shoe size is below 230mm. Natural leather out sole also does not measure wear resistance. Test Results: 1.Number of newly generated cracks and longest new crack length, glue failure length of the bon...
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  • Toys export to India market must get test report provided by NABL
    Toys export to India market must get test report provided by NABL August 25, 2018
    Regulatory and compliance requirements are great challenges for toy companies trying to enter the Indian market. Vast majority of toy products must meet local authority request according to specific product scope before entering Indian market. Toy companies will continually enhance their competitiveness only if they meet these demands. The General Directorate of Foreign Trade of India (DGFT) stipulates  toys export to India market must get test report provided by NABL since September 1st, 2017. In particular, so far, DGFT only requires test reports, there’s no special requirements on BIS certificates and registration , we will keep a close watch on the latest policy tendency. All toys exported to India must meet following standards: IS 9873-1-2001  Safety Requirements For Toys - Part 1: Safety Aspects Related To Mechanical And Physical Properties (Third Revision) IS 9873-2-2012  Safety Of Toys - Part 2: Flammability (Third Revision) IS 9873 : Part 3  Safety of Toys Part 3 Migration of Certain Elements (Second Revision)   IS: 9873 (Part 4) - Toy Safety: Activity toys for swings, slides and similar indoor and outdoor homes IS: 9873 (Part 7) - Toy Safety: Refers to the requirements and test methods for paints IS 9873 : Part 9:2017  Safety of Toys Part 9 Certain Phthalates Esters in Toys and Children Products   BIS IS 15644-2006  Safety Of Electric Toys GESTER help toy manufacturers to successfully meet the IS 9873 toy safety mandatory standards. GESTER Instrument Co., Ltd specialized in physical performance testing equipment production, research and development field. With nearly 20 years of research and development experience, we can help our customers like toy manufacturers to expand the Indian market. GESTER's main features: 1.Provide one-stop toy testing solution. 2.Experienced technicians - provide best services to meets strict requirement of NABL. 3. Comprehensive toy safety testing solution - including a proven test method whether the toy meets brand specifications or conform to global market regulations and standards, such as International (ISO 8124), Euro (EN 71), Americas (ASTM F963) and new IS 9873 standard. GESTER provide special promotion to feedback new and old clients, please contact us.
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  • Indian Customer Visit
    Indian Customer Visit August 20, 2018
    Date:6th,August-8th,August After exhibition finished, GESTER team headed to New Delhi and Chennai for customer visiting. As regular, we provide after sales service for our valued customers. We did the machine training for Intertek,Eurofins and EMC company, helped them to solve the machine problem and stated the principle of operation for them. Also,we went to EPCH for discussing the new lab construction. Besides, We have also met other cherished customers to discuss about our machine business. It's an amazing trip to meet and work with all of you in India. GESTER is trying our best to satisfy everyone of our customers.Gester Instruments Co.,LTD is professionally engaged in production and R&D of physical properties testing equipment. With nearly 20 years experience in research and development,we specialize in providing the total solutions of Toys Testing Equipment, Textiles Testing Equipment and Footwear Testing Equipment. Chose GESTER,Chose success.
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  • GESTER Testing Machines In The India International Footwear Fair 2018
    GESTER Testing Machines In The India International Footwear Fair 2018 August 15, 2018
    India International Footwear Fair ( IIFF) Delhi was held from August 02-04, 2018, it have on display the entire range of products relating to footwear and leather industries: footwear, raw material, finished products and auxiliary products. GESTER also attend this fair with Top 5 Key Products, including: GT-K01 Universal Testing Machine (Dual Column) GT-KA01-2 Whole Shoes Flexing Tester GT-KB03 DIN Abrasion Tester GT-KC01-1 IULTCS & Veslic Leather Abrasion Tester GT-KC10A-1 Bally Resistance Flexing Tester (12 positions) And we are lucky to be the unique brand of testing machine this time. During exhibition, the new customers and regular customer followed another. After personally experiencing GESTER’s testing technology, the new clients gave us the best recognition for our professionalism. It was very happy to meet so many old customers in this fair. Meanwhile, some of them provided the real experience about the machine they are using now, and another of them were communicated with our technician about the application of instruments explored in the process of using. GESTER is continue keep spirit of independent research and development and always focus on the real demand of customer. To know more details, please contact with us: Tel : +86-595-22515230 Email : info@gester-instruments.com Skype : sales@gester-instruments.com
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  • Customer Visit and Machine Maintenance in Turkey
    Customer Visit and Machine Maintenance in Turkey June 29, 2018
    GESTER is a manufacturing and trading combo for testing equipment (Garments, Shoes and Yarn&Fiber, Toys and Furniture) with professional sales team. We have many customers in Turkey and sold many machines there before. In order to provide better service for our customer and seeking for more cooperation opportunities, GESTER’s team have a business trip there. During these days, we visited many third party testing organizations such as SGS, Interteks, TUV, Bureau Veritas, and some manufactures of textile, like Sinateks. GESTER’s professional technician Mr. Peng do the after-sale maintenance of the GT-C02-1 Universal Tensile Strength Tester, GT-D07 Color Fastness Tester, GT-M19 Dynamic Strength & 2 ms. Tester, and install the GT-M18B Kinetic Energy Tester. Since EN-71, EN 1888, EN14988-2 and many other testing standards are valued highly recent year, we show the whole solution for these standard and introduce our machine, our service to them. Baby Trolley Dynamic Durability Testing Machine and Impact Tester will have huge market recently. We are planning to visit Turkey again in October 2018 for the Intermob Exhibition and waiting for your visiting in our booth then.
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  • Hong Kong revised safety standards for toys and children's products
    Hong Kong revised safety standards for toys and children's products August 01, 2018
    Hong Kong has amended its list of standards for safety requirements for toys and children’s products. The new standards will become effective on August 1, 2018. In December 2017 [1], the Hong Kong government launched a one-month public consultation on a proposal [2] to update the list of safety standards for certain toys and children’s products. On April 6, 2018, Hong Kong published a press release announcing [3] an updated list of safety standards for two categories of toys and three categories of children’s products falling under the Toys and Children’s Products Safety Ordinance (Cap. 424 [4]). According to the announcement, these standards are international standards or standards adopted by major economies (for presumption of conformity or demonstration of compliance). On the same day as the press release announcement, Hong King published the list of new standards in the Toys and Children’s Products Safety Ordinance (Amendment of Schedules 1 and 2) Notice 2018 under Number 63 [5] to Legal Supplement No. 2 in the Hong Kong Gazette (Number 14, Volume 22). The new standards will become effective on August 1, 2018. Highlights of the amendment are summarized in Table 1. Stakeholders are advised to comply with the latest safety standards for toys and children’s products for Hong Kong. Gester Instruments Co.,LTD is professionally engaged in production and R&D of physical properties testing equipment. With nearly 20 years experience in research and development,we specialize in providing the total solutions of Toys Testing Equipment, children’s products Testing Equipment.
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  • How to test the bending strength of footwear?
    How to test the bending strength of footwear? July 31, 2018
    Rubber is widely used in shoe industry. Usually, the shoe sole is made of rubber which is more elastic and more comfortable,Quality is of first importance in shoe industry. Only to use good rubber, manufacture can produce the quality shoes which have good elastic and flexing resistance.Therefore,it is important to use the high quality footwear testing equipments to test the shoes rubber property before starting the shoes production process. About Rubber/shoe sole The main problem of rubber sole is that when the rubber can’t meet the required standard, it is easy to cracks and can’t withstand the bending force.To test the flexing resistance of rubber, rubber manufacturers exert flexural forces to the rubber which greatly extend the service life of the rubber.Shoes manufacture should use the footwear testing equipments to test the rubber crack resistance and shoe sole flexing resistance to make sure the quality of footwear. How to test the crack resistance of rubber? Footwear testing equipment is widely used to test the quality of rubber,such ad elasticity,flexibility,etc.GT-KB06 EN Sole Flexing Tester is to determine the bending resistance of rubber.During the test, clamp the sample in the machine, exert bending strength to the sample, it can help to evaluate the flexing degree of rubber. Meanwhile, The machine also helps determine whether the material can survive long periods of bending force. GESTER is specilized in manufacture the testing equipment, providing high quality footwear testing equipment. All of our instruments follow the test standards which is provided by standardization departments. GESTER provides various rubber testing machine,such as GT-KA01-2 Whole Shoes Flexing Tester, GT-KB08 DeMattia &Upper fletester, GT-KB05A ROSS Flexing Tester, etc. For more information on rubber or footwear testing equipment, please contact us.
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