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Gester Instruments | Professional PPE, Footwear and  Textile Testing  Equipment Manufacturers Since 1997


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How to place an order on colour fastness to ozone ?

Contact our Customer Service if you want to place an older for colour fastness to ozone . For your benefit, we will have agreements in pace that state clearly how each situation is to be resolved. Every detail (no matter how seemingly minuscule the detail might be) such as delivery dates, warranty terms, material specs will be stated in contract.  For us, it is very important for both you and us to have a well defined and mutually agreed Contract in place. Wishing you successful China sourcing!

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GESTER International Co.,Limited is a Chinese factory to producing high grade bally leather flexing tester for many years. As one of Gester Instruments's multiple product series, water vapor permeability tester series enjoy a relatively high recognition in the market. down feather tester can serve Down Proof Testing Machine due to such advantages such as Down Proof Testing Machine. Through hardening treatment, it is sturdy enough. The product's shock absorption system guarantees comfort and provides support so as to prevent foot fatigue and ease foot pain. The product is highly resistant to oxidation.

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Our whole members make an effort to built a No. 1 Brand of aatcc crockmeter. Check now!

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Leather Physical Properties Testing Guide
This guide details the 9 critical physical property tests essential for assessing leather quality: Tensile Strength, Tear Strength, Abrasion Resistance, Thickness, Water Vapor Permeability, Water Resistance, Shrinkage Temperature, Color Fastness to Friction, and Bending Strength. It covers the testing scope (natural leather, synthetic leather, finished products, semi-finished goods) and introduces specialized testing equipment required for each method (e.g., Universal Testing Machine, Elmendorf
Why GESTER is Recognized as a Global Top Safety Shoe Tester Exporter
As global industrial safety requirements tighten, GESTER International Co., Ltd has emerged as a globally recognized top safety shoe tester exporter, serving 168 countries with over 25 years of specialized expertise. The company’s success hinges on its commitment to precision engineering, compliance with international standards (ISO, ASTM, EN, SATRA), and partnerships with renowned testing institutes like SGS, Intertek, and TUV. Its product lineup, including the Safety Glove & Shoe Upper Cutting Tester GT-KC29 and cut resistance testers, delivers reliable, repeatable data for safety footwear durability, cut resistance, and other critical performance indicators. Complemented by a comprehensive global service network (on-site installation, calibration, staff training) and OEM/ODM customization capabilities, GESTER streamlines quality control for manufacturers, facilitating market access and ensuring workplace safety. Trusted by PPE brands and laboratories worldwide, GESTER bridges technical excellence and practical usability to drive efficiency in safety shoe certification and global trade.
What is a Light Fastness Tester?
A Light Fastness Tester accelerates material aging by simulating sunlight (xenon lamps) and moisture to predict long-term durability. Used in textiles, automotive, plastics, and more, it follows AATCC TM 16, ISO 105-B02, and ASTM standards. Features include real-time light control, temperature/humidity regulation, and energy-efficient testing.
How to Improve Plastic Film Drop Dart Impact Strength
Discover actionable strategies to enhance the drop dart impact strength of plastic films for packaging, agriculture, and construction. Learn how material selection, additives, processing, and rigorous ASTM/ISO drop dart impact testing ensure product durability and prevent failure.
Technical Insight: How a Professional EN388 Gloves Tester Company Evaluates Durability
In industrial settings, protective gloves’ durability is critical for workplace safety, with the EN388 standard serving as the global benchmark for evaluating abrasion, cut, tear, and puncture resistance. GESTER International Co., Ltd., a professional EN388 gloves tester company with over 20 years of experience, delivers high-precision testing solutions to ensure accurate and reliable durability assessments. Equipped with advanced instruments like the Safety Glove & Shoe Upper Cutting Tester GT-KC29—featuring LCD display, real-time monitoring, and compliance with EN, ISO, and ASTM standards—GESTER’s solutions meet the rigorous demands of laboratories, manufacturers, and international testing institutes such as SGS, TUV, and Intertek. Adhering to ISO 9001 quality management systems and offering comprehensive after-sales support (installation, training, calibration), GESTER empowers clients to validate PPE performance, mitigate workplace risks, and achieve global regulatory compliance. For trusted EN388 gloves durability testing equipment and integrated laboratory solutions, GESTER is the preferred partner in the PPE industry.
How to Choose Light Fastness Tester: Water-Cooled and Air-Cooled
Choosing between water-cooled and air-cooled light fastness testers depends on precision needs, budget, and application. Water-cooled testers (like GESTER GT-3000) offer superior spectral accuracy and stability for rigorous standards (e.g., automotive, coatings). Air-cooled models (like GESTER GT-D02A-1) provide energy efficiency and easier installation for routine QC. This guide compares cooling methods, features, and applications to help you select the optimal tester.
PPE Trends: Insights from a China Top PPE Testing Machine Company
As 2026 approaches, the global PPE industry is transformed by stricter industrial safety regulations, healthcare awareness, and evolving international standards (ISO/ASTM/EN). Key trends include the rise of Smart PPE, adoption of sustainable bio-based materials, and converging global compliance requirements—demanding high-precision, automated testing equipment with data traceability. GESTER International Co., Ltd., a China top PPE testing machine company with 25+ years of expertise, addresses these challenges through modular, standards-aligned solutions (e.g., TPP Thermal Protection Tester GT-RC02A, TDM Cut Test Machine GT-KC28) and long-term partnerships with SGS, TUV, and Intertek. Offering global technical support (installation, calibration, training) and automated, multi-standard-compatible equipment, GESTER empowers PPE manufacturers to meet 2026’s rigorous safety benchmarks. This article explores PPE performance evolution, 2026 industry trends, technological testing responses, and strategic procurement tips—emphasizing how China’s leading testing machine providers bridge hardware innovation with global compliance to protect human life. For professional PPE testing solutions, visit https://www.gesterinstruments.com/.
Installation Training for the Incline Impact Tester GT-N49
Our expert team provides comprehensive on-site installation and training for the Incline Impact Tester GT-N49. This critical packaging testing equipment simulates real-world impacts during handling, transport, and stacking to evaluate product damage resistance. Learn about its key features like flexible moving plates, height adjustment, pneumatic angle control, and remote operation safety. Our service ensures proper setup, operational mastery, maintenance guidance, and troubleshooting support fo
What Are the ISTA Standard Tests and ISTA Testing Equipment?
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.
Heat Contact Machine GT-C101-The Ultimate Selection Guide

The Heat Contact Machine GT-C101 is a specialized testing instrument designed for evaluating the heat resistance and thermal protective performance of gloves, protective clothing, and other heat-resistant materials used in high-temperature environments. In industries such as smelting, casting, welding, and glass manufacturing, workers are frequently exposed to intense heat, making accurate testing of contact heat resistance essential for ensuring safety and compliance.

GT-C101 simulates real working conditions by measuring heat transfer delay and thermal transmission under instant contact with high-temperature surfaces. Fully compliant with EN 407, EN 702, and ISO 12127-1 standards, this machine provides precise, repeatable data for manufacturers, laboratories, and research institutions. With high-temperature capability up to 500°C, advanced calorimetry, digital monitoring, and adjustable contact speed, the Heat Contact Machine GT-C101 is an indispensable tool for developing and certifying next-generation PPE and heat-insulation materials.
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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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