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Gester Instruments | Professional Glove, Mask, Safety Helmet, Protective Clothing & Footwear Testing Equipment Manufacturer Since 1997


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What are key manufacturers for tearing strength tester?

GESTER International Co.,Limited is one of the key producers of tearing strength tester in China. Providing the best purchasing experience is our promise. Our values are reflected from the way we conduct business, constantly acting legitimately and honestly with respect both for employees and customers.

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The integration of sales, production and service helps establish the solid foundation of Gester Instruments Instruments. Various in styles, Gester Instruments's bursting strength tester can meet the needs of different customers. The production of Gester Instruments Instruments footwear testing machines is highly sanitary. It has to be produced in a dust-free environment to achieve the best water treatment effect. Its accessories, imported from Japan, Germany, Japan, are reliable and high-precision. The production of this product adopts the highest quality materials and advanced tools to determine industry principles. It has been granted with CE, RoHS, TUV and other certifications.

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We have set up sustainability goals to reduce greenhouse gas emissions, energy consumption, solid landfill waste, and water consumption.

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Footwear soles and uppers endure thousands of flex cycles during use, risking premature cracking, delamination, or chipping if material resistance is inadequate. This technical analysis details two critical international standards:

1. ISO 5402-1: Specifies the flexometer method for testing leather flex resistance under repeated bending.

2. ISO 17694: Defines test methods for footwear upper and lining flex resistance, simulating real-world bending stress to assess long-term durability.

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ISTA (International Safe Transit Association) standard tests are globally recognized transportation packaging test procedures designed to evaluate the safety and reliability of products and their packaging throughout the logistics chain. By simulating real-world transportation conditions such as drops, vibration, impact, stacking, and compression, ISTA testing helps identify potential packaging weaknesses before products enter large-scale distribution. ISTA testing equipment—including drop testers, vibration testers, incline impact machines, and compression testers—plays a critical role in accurately reproducing these conditions under laboratory settings. Proper selection and use of ISTA-compliant equipment enable manufacturers to reduce transportation damage, lower return costs, enhance packaging design, and improve customer confidence in product quality and logistics safety.
Water Resistance Testing Standards and Methods
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Quanzhou Gester International Co.,Ltd gains certificates of ISO 9001, 3A and SGS Audited supplier etc. with advanced design concept, excellent manufacturing technology and strict quality control.
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Tel: +86-595-28886108 
Fax: +86-595-22515221
E-mail: sales10@gester-instruments.com,
                 info@gester-instruments.com
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             + 86(0)18059985379
Address:  Block 402,4th floor, f buliding, shengfulan business Center, no.577 jitai road, economic and  Technological development zone quanzhou of fujian.China.
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