Gester Instruments | Professional Textile, Footwear and PPE Testing Equipments Manufacturers Since 1997
Products
PPE Testing Equipment
TPP Thermal Protection Tester
Heat Radiation Tester
Heat Contact Machine
Heat Transmission Resistance Tester
Against Molten Metal
Electrostatic Charge Attenuation Tester
Dry State Lint Tester
Blood Penetration Resistance Tester
Sweating Guarded Hot Plate
Impact Penetration Tester
Dry Microbial Penetration Resistance Tester
Wet-resistant Bacterial Penetration Tester
Static Decay Tester
Fabric Friction Electronic Charge Density
Universal Test Machine
Tensile Test Machine
Martindale Tester
Humidity Test Chamber
How can I get to know astm d2444 quality before placing an order?
2022-05-29
Gester Instruments
322
There are many ways to evaluate the quality of the products. You can check the certificates. Our astm d2444 has been approved by a number of certifications. You can check our certificates on our website. You can see the product quality through the raw materials we use, our facility, our production technology, and process, as well as our quality management system. We can also send samples to you for reference. And if you want to get more assurance and peace of mind, we welcome you to visit our factory.
GESTER International Co.,Limited Instruments has remained excellent in the yarn tester industry for decades. shoe upper cutting tester produced by Gester Instruments is very popular in the market. The product is up to standard in quality and performance. Its accessories, imported from Japan, Germany, Japan, are reliable and high-precision. The product plays an important role in improving production efficiency. It helps meet the most demanding production needs and achieve production goals. The product has the advantage of high strength.
We build up a strong company culture of society charity while maintaining profitable growth in business. We regularly hold or take part in all kinds of donation projects or charity sells.
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Master fabric shrinkage testing with this definitive guide. Understand causes of shrinkage, industry standards (ISO, GB, AATCC), step-by-step testing methods using Wascator equipment, and strategies to minimize shrinkage for superior garment quality and customer satisfaction.
Ensure textile durability with the GT-C12A Fabric Bursting Strength Tester, a pneumatic testing device for woven/knitted fabrics, nonwovens, paper & leather. Compliant with ISO, ASTM, & JIS standards, it offers precise digital readings, automatic sensing, and intelligent software for quality control. Discover how this tester improves material performance & prevents defects in production.
As a trusted leading TPP Thermal Protective Performance Tester exporter, GESTER International Co., Ltd. brings 25+ years of R&D and manufacturing expertise to PPE safety testing. Our flagship GT-RC02 series TPP testers feature advanced dual-source thermal simulation, high-sensitivity sensors, and full digital automation—delivering precise, repeatable data to evaluate thermal protection for firefighter and industrial protective clothing. Fully compliant with global standards (NFPA 1971, EN 469, ISO), GESTER’s equipment is trusted by SGS, Intertek, and top testing institutes worldwide. Backed by ISO 9001 certification, global service in 160+ countries, and professional calibration support, we empower manufacturers and labs to meet stringent safety regulations and ensure life-saving thermal protection. Discover tailored TPP testing solutions for PPE excellence at GESTER.
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.
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
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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:
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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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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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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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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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