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


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Which safety footwear testing company gives better services?

The Chinese safety footwear testing businesses have highlighted the significance of SERVICE. They respect it as additional value and a means to attract new customers and keep long-run partnerships. It's a fashion that the providers are customized. This makes you really feel as they do business with a person not a firm. GESTER International Co.,Limited is well known by providers. Both the pre-sale and after-sale services are given in a systematic manner.

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Gester Instruments primarily manufactures medium and high grade Fabric Testing Machine to satisfy different customers. Gester Instruments is mainly engaged in the business of Non Woven Fabric Testing Instruments and other product series. The product is safe and non-toxic. Its metals ingredients such as lead and mercury do not exceed the safety limit. Adopting stainless steel as the key materials, it is not easy to crack. This product has the ability to change completely the look and mood of a space. So it is worth investing in it.

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Our company has evolved a strategy of ongoing minimization. We reduce our impact on the environment by minimizing energy consumption, air emissions (particularly VOCs & CO2), etc.

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According to ASTM D642 Standard: Detailed Box Compression Strength Tester GT-N02A
The ASTM D642 standard defines the test method for determining the compressive resistance of shipping containers, like corrugated boxes, when faced with static compressive forces. This article details the test procedure and introduces the GESTER GT-N02A and GT-N02B Box Compression Testers, which are fully compliant with ASTM D642, ISO 12048, and TAPPI T804. These versatile machines perform destructive strength tests, constant value tests, and simulated long-term stacking tests to ensure your pac
What is the Safety Footwear Impact Tester & Why are They Important in Safety Shoes Testing
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.
What is the Use of Air Permeability Tester?
An air permeability tester measures how easily air passes through textiles, nonwovens, and other materials, directly impacting comfort (heat/moisture management) and performance (wind resistance, filtration). This guide explains how digital testers work using pressurized airflow, details step-by-step testing procedures (including nozzle selection), and covers key applications in apparel, medical, automotive, and industrial sectors. Explore compliant standards (ISO 9237, ASTM D737, GB/T 5453) and
How to Choose the Right Safety Shoes Testing Equipment Supplier?
Safety shoes are essential personal protective equipment (PPE) in high-risk industries. To ensure compliance with international standards such as EN ISO 20345 and ASTM F2413, professional testing equipment is required. This article explains common safety shoes test items, corresponding testing machines, and how to choose a reliable safety shoes testing machine supplier. It also analyzes key factors such as technical capability, standard compliance, equipment stability, and cost performance to help enterprises build a strong quality control system and enhance global competitiveness.
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.
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.
ISO 17694 / ISO 5402-1: Footwear Flexing Resistance Test Methods
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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Understanding 3 Positions DIN Abrasion Tester : A Comprehensive Guide
This comprehensive guide explains the 3-Position DIN Abrasion Tester, a rotary drum instrument simulating real-world wear to quantify material abrasion resistance. Learn its working principle (mass/volume loss measurement under controlled friction), key features (touch-screen control, automated dust cleaning), and applications across rubber, tires, footwear, and conveyor belts. Discover compliant standards (DIN 53516, ISO 4649, ASTM D5963), step-by-step operation procedures, and essential mainte
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.
What Are the Test Methods for Fabric Bursting Strength?
Fabric bursting strength measures resistance to rupture under concentrated load. Three primary test methods are used:

Ball Burst Method (ASTM D3787): Steel ball penetration for textiles/films using testers like GT-C02-2.

Hydraulic Method (ISO 13938.1): Fluid pressure on rubber diaphragm for industrial fabrics via GT-C12A.

Pneumatic Method (ISO 13938.2): Compressed air for breathable materials tested with GT-C12B.
Results are influenced by raw materials, yarn properties,
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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
Mobile/Whatapp/ Wechat:  
             + 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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