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Testing equipment a tool to enhance the competitiveness of manufacturers

2025-05-29

    In the wire and cable industry, accurate and reliable quality testing is an important link to ensure product performance and safety. Tophung is an enterprise specializing in the production of wire and cable testing equipment, and has long served many cable companies at home and abroad to explore the quality testing solutions of cable products in an all-round way. In the wire and cable industry, our main products are: TH-5806 Cable Bending testing machine, TH-5807 Cable 2D torsion testing machine, TH-5812 Cable vertical torsion testing machine, TH-5813 Cable drag chain bending testing machine, TH-5814 Cable 3D torsion testing machine, etc., these machines can be obtained from different repeated experiments. Detects the cable's performance of plastic deformation and displays its own defects.

    Our company offers wire and cable bending testing equipment with a variety of flexible functions and technologies, enabling manufacturers to achieve comprehensive quality control and product improvement. Here are a few highlights of our diverse testing:

1. Multi-angle bending test: Our equipment can simulate the use conditions of wire and cable at different angles, and ensure the reliability and durability of products through bending test at various angles. This helps manufacturers identify potential bending damage and failure points in advance to avoid subsequent problems caused by bending and improve product reliability and user satisfaction.

2. Accurate bending radius measurement: Our equipment uses advanced measuring technology to accurately measure the bending radius of wire and cable. By monitoring the change of bending radius, manufacturers can adjust the production process in time, and maintain consistent bending performance in the quality control process, to avoid product quality problems caused by too large or too small bending.

3. Dynamic bending simulation: Our equipment can simulate the dynamic bending of wire and cable in actual use. By conducting dynamic bending tests on products, manufacturers can better understand the performance of wire and cable under motion and vibration conditions, further optimize the structure and material of the product, and improve the reliability and durability of the product.

    Our wire and cable bending testing equipment helps manufacturers to improve product quality, improve production efficiency and enhance market competitiveness. We are committed to providing the most advanced inspection solutions for the wire and cable industry, helping manufacturers achieve sustainable development and industry leadership.

    Tophung - reliable production equipment manufacturers!

 

What Does a UTM Machine Do?

2025-05-29

As a pioneer in testing equipment manufacturing since 2007, Suzhou TOPHUNG Machine Equipment Co., Ltd. has delivered reliable quality control solutions to global industries. Our Universal Testing Machines (UTMs) empower manufacturers to validate material performance with scientific rigor.

 

Core Functions of UTM Systems

  1. Fundamental Material Evaluation

  2. Advanced Structural Analysis

    • Peel strength tests for adhesives

    • Shear resistance evaluation for fasteners

    • Cyclic loading simulations for fatigue life prediction

 

Key Industries Served

  • New Energy: Validating solar connector durability under extreme weather simulation
  • Automotive: Testing seatbelt tensile strength and component fatigue resistance
  • Construction: Certifying steel reinforcement bars to GB/T 228.1 standards
  • Electronics: Measuring flexible PCB substrate deformation limits

 

TOPHUNG's Engineering Excellence

  1. Precision Control

    • 0.5-grade load cells with temperature compensation

    • Crosshead positioning accuracy ±0.05mm

    •  
  2. Adaptive Configuration

    • Modular design supports capacity from 10N to 2,000kN

    • Interchangeable grips for wires, composites and biomaterials

    •  
  3. Smart Operation

    • T-Test software preloads 50+ international standards (ISO/ASTM/GB)

    • Real-time stress-strain curve visualization

    • Multi-language report generation 

    •  
  4. Compliance Assurance

    • CE certified electrical systems

    • NIST-traceable calibration certificates

    •  
  5. Lifecycle Support

    • Onsite installation & operator training

    • Preventative maintenance programs

    • Spare parts availability guarantee

    •  

Application Scenario

A Southeast Asian cable manufacturer enhanced export compliance using our TH-8000 UTM:

  • Simultaneously met IEC 60811 and ASTM D412 requirements

  • Automated copper conductor elongation testing

  • With parallel sample analysis, the test cycle is shortened

What is ASTM machine?

2025-05-29

ASTM (American Society for Testing and Materials) machines are specialized testing instruments designed to evaluate the mechanical and physical properties of materials according to ASTM standards. These ASTM testing machines play a crucial role in ensuring the quality, safety, and performance of materials used in various industries, including metal manufacturing, new composite materials, solar photovoltaic energy, wire and cable, automotive, and plastics.

 

At Suzhou TOPHUNG Machine Equipment Co., Ltd., we specialize in the research, development, production, sales, and service of high-quality ASTM testing machines. Our advanced testing equipment ensures that materials meet the rigorous requirements set by ASTM, enabling manufacturers to maintain consistency, reliability, and compliance with international quality standards.

 

Types of ASTM Testing Machines

ASTM testing machines come in various types, depending on the specific property being tested. Some common categories include:

  1. Material Mechanics Testing Machines – Used for tensile, compression, and bending tests on metals, plastics, and composites.
  2. Photovoltaic Special Testing Machines – Designed for evaluating solar panels and photovoltaic components.
  3. Cable Testing Machines – Ensure the durability and strength of electrical wires and cables.
  4. Fully Automatic Testing Machines – High-precision equipment for automated testing processes.
  5. Dynamic Fatigue Testing Machines – Simulate long-term stress conditions on materials and products.

Why Choose TOPHUNG for ASTM Testing Machines?

  • High Precision & Reliability – Our ASTM testing machines are built with advanced technology to provide accurate and repeatable test results.
  • Comprehensive Solutions – We offer a wide range of testing equipment, covering various ASTM standards for different industries.
  • Customization & OEM Services – We provide tailored solutions to meet specific customer needs, ensuring maximum efficiency and compliance.
  • Strict Quality Control – Each machine undergoes rigorous quality checks before delivery, ensuring long-term performance and stability.
  • Global Export Expertise – With years of experience in international trade, we supply ASTM testing machines to customers worldwide, offering professional after-sales support.

Material testing equipment

ASTM testing machines are essential for material quality assessment and compliance with international standards. At Suzhou TOPHUNG, we are committed to providing cutting-edge testing solutions that help businesses enhance product quality, reduce risks, and improve competitiveness in global markets. Whether you need material mechanics testing, photovoltaic testing, or cable testing machines, our team is ready to support you with top-notch equipment and technical expertise.

What is the Difference Between ISO 527 and ASTM D638?

2025-05-29

As global material testing standards shape industrial quality control, understanding the nuances between ISO 527 and ASTM D638 is critical for manufacturers.  At Suzhou TOPHUNG, we’ve engineered testing solutions compliant with both standards since 2007.  Here’s a technical breakdown and why it matters for your operations.

 

Scope & Application:

ISO 527:

 

Primarily governs rigid and semi-rigid plastics testing, widely adopted in Europe and Asia.

Key industries: Automotive (e.g., dashboards), aerospace composites.

ASTM D638:

 

Focuses on plastic materials including films/flexible sheets, dominant in North America.

Key industries: Medical packaging, consumer electronics casings.

 

 

4 Critical Technical Differences

Specimen Geometry:

ISO 527: Requires Type 1A (170mm length) or 1B (80mm) dumbbell specimens.

ASTM D638: Uses Type I (165mm) or Type V (25mm mini-samples) for thin materials.

TOPHUNG’s Solution: Our fixtures can meet the test requirements of both samples.

 

Testing Speed:

ISO 527: 1 mm/min (modulus measurement) then 5-50 mm/min until break.

ASTM D638: Fixed 5 mm/min for modulus;  50-500% strain rate flexibility.

TOPHUNG Advantage: Servo motors enable 0.001-500 mm/min speed switching in 0.1s.

 

Strain Measurement:

ISO 527: Mandates extensometers for modulus calculation.

ASTM D638: Allows crosshead displacement if material strain <5%.

Our extensometer achieves ±0.1µm resolution, compatible with both methods.

 

Data Reporting:

ISO 527: Focuses on tensile modulus, yield stress, and break elongation.

ASTM D638: Additional reporting of Poisson’s ratio and secant modulus.

TOPHUNG’s T-Test software generates multiple parameters per both standards.

 

Why Compliance Matters

A 2023 study showed that some export rejections stemmed from poor selection of criteria standard selection.  TOPHUNG’s dual-standard systems help clients:

  • Test same material under ISO/ASTM simultaneously
  • Switch between standards via pre-loaded software profiles
  • Pass EU CE certification audits

 

Case Study: Automotive Supplier

A Zhejiang-based producer reduced testing time by 40% using our TH-3000 series:

Automated jigs for ISO 1B and ASTM IV specimens

AI-driven result mapping between standards

Reduce most reinspection costs annually

 

With 37 patented technologies and 30,000+ systems deployed globally, TOPHUNG empowers manufacturers to master international standards effortlessly.

What is the function of Universal Testing Machines (UTMs)?

2025-05-29

    Universal testing machines (utm) play a vital role in various industries by examining the mechanical properties and properties of materials, components and finished products. These versatile machines can perform a wide range of tests, including tensile strength, compression, bending, shearing and more.

    Suzhou Tophung has been committed to providing our customers with professional material testing, structural testing and finished product testing excellent test instruments and overall quality testing solutions.

 

    TOPHUNG's utm is designed with precision and accuracy in mind, ensuring reliable and repeatable test results. With different load capacities and flexible test configurations, it can meet the test needs of different industries. Whether you need to test metal materials, composites, solar panels, wire and cable, automotive parts or plastic products, our utm offers a complete solution. They enable you to assess the durability, strength and integrity of materials and finished products, ensuring compliance with industry standards and regulations.

    Universal test machines (UTMs) are critical in quality testing in various industries. Suzhou Tonghong Machinery Equipment Co., Ltd. is a reputable manufacturer, providing excellent test instruments and overall quality test solutions. With our precision, versatility and customer-centric approach, we offer reliable UTMs that enable you to make informed decisions and ensure that your products meet the highest quality standards.

    At TOPHUNG, we prioritize customer satisfaction and provide personalized support throughout the testing process. Our team of experts provide technical support, training and timely after-sales service to ensure a seamless experience. With our customer-focused approach and commitment to quality assurance and control, we aim to be your trusted partner for all your testing needs.

What is the Principle of the UTM Machine?

2025-05-29

Universal Testing Machines (UTMs) are essential instruments for evaluating material properties across industries. As a leading manufacturer with 16+ years' expertise, Suzhou TOPHUNG explains the working principles and why our UTMs deliver exceptional value.

 

Core Working Principle

 A UTM operates through three integrated systems:

  • Loading Frame: Applies controlled tensile/compressive forces via electromechanical or hydraulic actuators.
  • Load Cell: Precisely measures resistance using strain gauge technology (accuracy up to ±0.5% in TOPHUNG models).
  • Control System: Our self-developed software automates test protocols per ISO/ASTM standards while capturing real-time data.

 

Technical Advantages of TOPHUNG UTMs

Precision Engineering
Our dual-ball screw drives and military-grade load cells ensure ≤0.5% force measurement deviation - 30% more accurate than industry averages.

Multi-Industry Adaptability
From testing photovoltaic panel durability to automotive component fatigue, our modular designs accommodate:

  • 50N~2000kN capacity ranges
  • Custom grips/fixtures for wires, composites, etc.
  • Temperature chambers (-70°C~350°C)

Smart Testing Solutions
TOPHUNG's T-Test software features:

  • One-click ASTM/DIN/GB compliance
  • AI-powered curve analysis
  • Cloud data management

Reliability Assurance
All machines undergo 72-hour continuous operation tests before delivery, backed by 24/7 global technical support.

 

Why Enterprises Choose TOPHUNG

Since 2007, we've delivered 8,200+ UTMs to 37 countries, serving clients like BYD Auto and Trina Solar. Our R&D team holds 23 patents in non-destructive testing technologies, ensuring clients always stay ahead in quality control.

The use of moisture permeability tester

2025-05-28

The moisture permeability tester is a professional device used to measure the water vapor transmission rate (WVTR) of textiles, films, non-woven fabrics and other materials. The following are the standard operating procedures and technical points.


I. Equipment structure and principle

Core components

1. Test chamber: sealed chamber with controllable temperature and humidity (usually divided into dry/wet chamber)

2. Weighing system: high-precision balance (0.001g resolution)

3. Temperature control system: PID precise temperature control (range 20-50℃±0.5℃)

4. Humidity system: saturated salt solution or steam generator

5. Data acquisition: automatic recording of mass changes and temperature and humidity


Test principle

Positive cup method (ISO 2528): water vapor permeation from wet chamber to dry chamber

Inverted cup method (ASTM E96): water vapor absorption from dry chamber to wet chamber

Dynamic method (JIS L1099): determination of water vapor carried by airflow


II. Standard operating procedures

1. Sample preparation

Cut a circular sample with a diameter of ≥70mm (no creases/breaks)

If testing multiple layers of materials, stack them according to the actual use direction

Pretreatment: equilibrate at the test temperature and humidity for 24h (GB/T 12704 requirements)


2. Equipment initialization

1. Turn on the constant temperature water bath (set to 23℃ or 38℃)

2. Prepare saturated salt solution:

Dry environment: Mg(NO₃)₂ (RH≈53%)

High humidity environment: K₂SO₄ (RH≈97%)

3. Calibrate the balance (use standard weights)

3. Sample loading and sealing

1. Fix the sample at the mouth of the test cup:

- Positive cup method: add distilled water (liquid surface 3mm away from the sample)

- Inverted cup method: add desiccant (anhydrous CaCl₂)

2. Press with silicone seal to ensure no side leakage

3. Weigh the initial mass (m₀) to an accuracy of 0.001g

4. Test execution

1. Place the test cup in a constant temperature and humidity chamber

2. Set parameters:

Temperature: 23±1℃ or 38±1℃ (select according to the standard)

Air flow rate: 0.5-1.0m/s (dynamic method needs to be set)

Test interval: 1h/time (static method)

3. Start the test, the system automatically records the mass change (m₁, m₂...mₙ)

5. Data processing

Water vapor permeability meter:

WVTR = (Δm×24)/(A×t) Unit: g/(m²·d)

Δm: mass change (g)

A: effective test area (m²)

t: test time (h)

Example:

If the mass decreases by 0.12g within 24h and the test area is 0.00283m², then:

WVTR = (0.12×24)/0.00283 = 1017.7 g/(m²·d)


Email: hello@utstesters.com

Direct: + 86 152 6060 5085

Tel: +86-596-7686689

Web: www.utstesters.com

Uses of fabric air permeability tester

2025-05-28

The fabric air permeability tester is an instrument specially used to measure the air permeability of fabrics (such as clothing, footwear, industrial textiles, etc.). Its core purpose is to evaluate the ability of materials to allow air to pass under different pressure difference conditions. The following are its main application scenarios and purposes:


1. Quality control and production optimization

Production process verification: Ensure that the air permeability of fabrics during the production process (such as textile, coating, lamination, etc.) meets the design standards to avoid performance degradation due to process deviations.

Batch consistency detection: Compare different batches of raw materials or finished products to maintain the stability of product air permeability.


2. Functional clothing and equipment development

Sports/outdoor clothing: Test the air permeability of products such as assault jackets and mountaineering clothes, and balance the needs of windproof and moisture removal (such as the research and development of fabrics such as GORE-TEX).

Protective equipment: Evaluate the air permeability of medical protective clothing and industrial dustproof clothing to ensure the protective effect while avoiding stuffiness.

Shoe materials and tents: Optimize the air permeability of upper materials or tent fabrics to improve wearing comfort or ventilation performance.


3. Industry standards and certification

Compliance testing: meet international standards (such as ISO 9237, ASTM D737, GB/T 5453, etc.) and obtain product certification (such as CE, OEKO-TEX).

R&D benchmarking: compare competitor or industry benchmark data to guide new product development.


4. Material research and innovation

Evaluation of new materials: test the air permeability efficiency of innovative materials such as nanofibers and breathable membranes to promote technology applications.

Analysis of multi-layer composite materials: study the impact of different laminate structures (such as non-woven fabrics + films) on overall air permeability.


5. User experience and market competitiveness

Comfort quantification: convert air permeability data (such as mm/s or cfm) into product selling points (such as "air permeability increased by 20%)" to enhance market persuasiveness.

Problem diagnosis: for the "stuffy" problem complained by users, locate material or design defects through testing.


Brief description of test principle

The instrument applies a controllable air pressure difference on both sides of a fixed area of fabric to measure the volume of air (or flow rate) passing through per unit time. The results are usually expressed as air permeability (such as L/m²/s) or air permeability resistance, with higher values indicating greater air permeability.


Key parameters for selecting a tester

Test standard compatibility (such as support for multiple international standards)

Range and accuracy (adapting to different materials from dense down-proof fabrics to sparse mesh fabrics)

Automation functions (such as digital pressure regulation, direct data export)


This type of instrument is indispensable in textile laboratories, quality inspection agencies and R&D centers, and directly affects the functional positioning and market acceptance of products.

Email: hello@utstesters.com

Direct: + 86 152 6060 5085

Tel: +86-596-7686689

Web: www.utstesters.com

The Indispensable Role of Multihead Weighers in the Food Industry​

2025-05-28

In the fast-paced and highly competitive food industry, precision, efficiency, and quality are non-negotiable. Multihead weighers have emerged as a cornerstone technology, playing a crucial role in shaping the modern food production landscape. Their impact extends across various aspects of food manufacturing, packaging, and distribution, making them an essential asset for businesses aiming to thrive in this dynamic sector.​

 

1. Unparalleled Precision for Consistent Product Quality​

    One of the most significant contributions of multihead weighers to the food industry is their ability to achieve unparalleled precision in weighing. In food production, where every gram matters, these weighers utilize advanced algorithms and multiple weighing heads to ensure that each package contains the exact amount of product specified. For instance, in the production of snacks like chips, candies, or nuts, consumers expect a consistent quantity in every bag. Multihead weighers can accurately measure and combine products from multiple hoppers, eliminating variations in weight. This precision not only enhances the consumer experience by providing reliable product quantities but also helps food manufacturers maintain their brand reputation for quality and consistency. 

 

2. Dramatic Boost in Production Efficiency​

In the food industry, time is of the essence, and any delay in production can lead to significant losses. Multihead combination weighers are designed for high-speed operation, enabling food manufacturers to increase their production throughput substantially. Unlike traditional weighing methods that are often slow and labor-intensive, multihead weighers can weigh and package products at a much faster rate. They can process a large number of items per minute, continuously feeding, weighing, and discharging products without significant interruptions. This increased speed allows food companies to meet high-volume production demands, especially during peak seasons or when fulfilling large orders. Moreover, the automated nature of multihead weighers reduces the need for manual intervention in the weighing process, freeing up human resources to be allocated to other critical tasks in the production line, further enhancing overall efficiency.​

 

3. Cost-Effective Operations​

Multihead weighers contribute significantly to cost-effective operations in the food industry. By ensuring accurate weighing, they minimize product waste. In traditional weighing systems, over-filling packages is a common occurrence, resulting in unnecessary product loss. With multihead weighers, the precise measurement of products ensures that the amount of product used in each package is optimized, reducing costs. Additionally, the high-speed and automated operation of multihead weighers lead to lower labor costs. Fewer workers are required to manage the weighing process, and the increased production efficiency means that the same amount of output can be achieved with less time and resources. This cost-saving method is particularly crucial for food businesses, as it allows them to remain competitive in the market by keeping their production costs in check while maintaining high-quality products.​

 

4. Facilitating Product Diversification​

The food industry is constantly evolving and consumers constantly seeking new and innovative products. Multihead weighers offer the flexibility that food manufacturers need to adapt to these changing market demands. These weighers can be easily adjusted and programmed to handle a wide variety of food products, regardless of their shape, size, or weight. Whether it's packaging different flavors of snacks, mixed nuts, or a combination of various food items, multihead weighers can be configured to meet specific product requirements. This flexibility enables food companies to introduce new product lines or modify existing ones quickly, expanding their product portfolio and appealing to more consumers. It gives businesses a competitive edge by allowing them to respond promptly to market trends and consumer preferences.​

 

5. Upholding Stringent Food Safety Standards​

The food industry must prioritize food safety as a top concern, and multihead weighers play a vital role in upholding stringent safety standards. These weighers are designed with materials and construction that comply with food-grade regulations, preventing any contamination of the products during the weighing process. They are easy to clean and maintain, reducing the risk of bacteria or other contaminants accumulating on the equipment. Additionally, the automated and precise nature of multihead weighers reduces the potential for human error in the weighing process, which could otherwise lead to product contamination or incorrect ingredient proportions. By ensuring that the weighing process is hygienic and accurate, multihead weighers contribute to the overall safety and integrity of food products, protecting consumers and safeguarding the reputation of food brands.​

 

In conclusion, multihead weighers have become an indispensable part of the modern food industry. Their ability to provide precision, enhance efficiency, reduce costs, enable product diversification, and ensure food safety makes them a key driver of success for food manufacturers. Whether you're a small-scale food producer or a large-scale multinational corporation, investing in high-quality multihead weighers is a strategic decision that can bring numerous benefits and help your business thrive in the competitive food market.

 

What Are the Parts of a Plastic Injection Mold?

2025-05-27

Plastic injection molding is a widely used manufacturing process for producing plastic parts in high volumes. Understanding the various components of a plastic injection mold is essential for anyone involved in the industry, from designers to mold manufacturers. In this post, we'll explore the key parts of a plastic injection mold, providing insights into their functions and importance. Additionally, we'll discuss the role of mold manufacturers in China, the production of pipe fittings, and plastic injection molded parts.

 

Key Parts of a Plastic Injection Mold

A plastic injection mold consists of several components that work together to shape and form plastic materials into desired parts. Here are the main parts of a plastic injection mold:

 

1. Mold Base
The mold base is the foundation of the injection mold. It holds all the other components together and provides structural support. The mold base typically includes the following elements:
Clamping Plates: Secure the mold to the injection molding machine.
Guide Pins and Bushings: Ensure precise alignment of the mold halves during the opening and closing process.

2. Cavity and Core

The cavity and core are the primary shaping components of the mold. The cavity forms the external shape of the plastic part, while the core forms the internal shape. Together, they create the mold's internal cavity where the plastic material is injected and shaped.

 

3. Sprue and Runner System
The sprue and runner system is responsible for delivering molten plastic from the injection molding machine's nozzle to the mold cavity. It includes:
Sprue: A channel through which the molten plastic enters the mold.
Runners: Channels that guide the molten plastic from the sprue to the individual cavities.
Gates: The points at which the molten plastic enters the mold cavities.

4. Ejector System
The ejector system is crucial for removing the finished plastic parts from the mold after they have solidified. It includes:
Ejector Pins: Push the molded part out of the cavity.
Ejector Plate: Supports and moves the ejector pins.
Ejector Retainer Plate: Holds the ejector pins in place.

5. Cooling System
The cooling system regulates the temperature of the mold to ensure proper solidification of the plastic material. It typically includes:
Cooling Channels: Circulate coolant throughout the mold to remove excess heat.
O-Rings: Seal the cooling channels to prevent leaks.

6. Venting System
The venting system allows air and gases to escape from the mold cavity during the injection process, preventing defects in the final product. It includes:
Vents: Small channels that let air and gases escape.
Venting Grooves: Additional pathways to facilitate the venting process.

Role of Mold Manufacturers in China

China is a global leader in mold manufacturing, offering high-quality molds at competitive prices. Mold manufacturers China are known for their advanced technology, skilled workforce, and efficient production processes. They produce a wide range of molds, including those for plastic injection molded parts and pipe fittings. Collaborating with a reputable mold manufacturer in China can ensure the production of high-precision molds that meet international standards.

 

Production of Pipe Fittings
Pipe fittings are essential components in various industries, including plumbing, construction, and manufacturing. Plastic injection molding is a preferred method for producing pipe fittings due to its ability to create complex shapes with high accuracy. Using high-quality molds, manufacturers can produce pipe fittings that meet specific requirements, ensuring durability and reliability in various applications.
Conclusion

Understanding the parts of kenmold plastic injection mold is crucial for anyone involved in the plastic manufacturing industry. From the mold base to the venting system, each component plays a vital role in producing high-quality plastic parts. Partnering with experienced mold manufacturers in China can enhance the production process, ensuring precision and efficiency. Whether you need molds for pipe fittings or other plastic injection molded parts, a comprehensive knowledge of mold components will help you achieve the best results.

 
 

 

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