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


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Quality assurance of colour fastness to ozone

In order to ensure product quality, GESTER International Co.,Limited has established a complete quality control system. We test and evaluate colour fastness to ozone to determine if they meet the required performance specifications before being released to the public. It is important for us to be always operated under the quality management system.

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Gester Instruments has been providing specialized lab drying oven solutions all the years. As one of Gester Instruments's multiple product series, tension testing machine series enjoy a relatively high recognition in the market. In the development of Gester Instruments Instruments pilling martindale, several disciplines were adopted. They are mechanical engineering, physical mechanics, hydraulic transmission and control, etc. The product has a high-hardness surface. The product is catered to those with flat feet, bunions, and plantar fasciitis. It relieves the stress and burden imposed on the feet and offers desired comfort. Its accessories, imported from Japan, Germany, Japan, are reliable and high-precision.

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How to Improve the Accuracy of a Martindale Tester
Ensuring the accuracy of your Martindale abrasion and pilling tester is critical for reliable textile quality control. This guide details essential steps, from precise sample preparation and correct machine operation to routine maintenance. We also explore how advanced testers, like the GESTER model with its dual-servo drive and tool-free operation, are engineered to eliminate common sources of error and enhance testing precision for superior results.
Bally Leather Flexing Tester GT-KC10A Assembly Guide
This comprehensive guide provides detailed instructions for the proper assembly, calibration, and operation of the Bally Leather Flexing Tester GT-KC10A. Essential for quality control labs, it ensures accurate testing of flex resistance in leather, coated fabrics, and textiles used in footwear uppers, helping to prevent material failure.
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.
A Complete Guide to Martindale Testing by the Best Martindale Abrasion Tester Supplier
Durability is critical for textiles and footwear, and Martindale testing is the gold standard for measuring abrasion resistance and pilling performance. This guide dives into Martindale testing’s core mechanics (Lissajous figure multi-directional friction), strategies to boost testing accuracy (sample clamping, load calibration, abrasive standardization), and compliance with international standards (ISO 12947, ASTM D4966, EN). As a top Martindale abrasion tester supplier with 25+ years of expertise, GESTER International delivers high-precision instruments (Martindale Abrasion Tester GT-C13B, etc.) certified to ISO 9001 and trusted by SGS, Bureau Veritas, and other global testing institutes. Beyond machinery, GESTER offers global technical support, on-site installation, and calibration services. The guide also includes a procurement framework to help labs select tailored Martindale testing solutions. For reliable, standard-compliant durability testing, GESTER is your trusted partner.
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.
Strengthening Safety Standards: The Role of a PPE Testing Equipment Supplier at A+A
The A+A Trade Fair in Düsseldorf (2026) highlights tightening global PPE safety regulations, shifting the industry from basic compliance to comprehensive performance verification. As international standards (ISO, EN, ASTM) become more granular, professional PPE testing equipment suppliers like GESTER play a pivotal role in bridging theoretical standards and practical implementation. GESTER’s high-precision, multi-standard testing tools (covering cut resistance, thermal protection, liquid penetration, etc.), backed by ISO 9001 certification and partnerships with SGS/TUV, ensure data traceability, reliability, and compliance. With 20+ years of expertise, modular innovation, and holistic service (calibration, training), the supplier supports manufacturers and laboratories in meeting stringent safety benchmarks, enabling global market entry and safeguarding worker lives. Strategic procurement of such future-ready equipment is key to long-term occupational safety success.
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A Safety Footwear Impact Tester evaluates the impact resistance of safety shoes by striking the steel toe cap with 100J/200J kinetic energy, ensuring compliance with global standards (EN ISO 20344, ASTM F2412). It’s critical for verifying product protection, facilitating certification, and optimizing safety shoe design. GESTER Instruments offers reliable, user-friendly testers trusted by manufacturers and labs worldwide.
Universal Testing Machine Dual Column GT-K01: A Reliable Solution for footwear Testing
The Universal Testing Machine Dual Column GT-K01 is a high-precision mechanical testing instrument widely used in the footwear industry to evaluate tensile, compression, bending, tearing, and bonding strength of various materials. With advanced servo control, high-accuracy displacement measurement, and compliance with multiple international testing standards such as SATRA, ASTM, ISO, and BS, the GT-K01 footwear universal testing machine provides reliable data for quality control, material research, and product certification. This article explores the working capabilities, structural features, and practical value of the GT-K01 universal testing machine in footwear testing and manufacturing processes.
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 Improve Plastic Film Drop Dart Impact Strength
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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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