Dielectric strength testing machine

AC/DC dual-mode: Supports both AC/DC testing modes Adapt to various insulation material withstand voltage testing requirements
Intelligent protection system: automatic voltage boosting and stabilization, automatic power-off at the moment of sample breakdown, ensuring the safety of equipment and personnel
High precision measurement and control: voltage range 0-50kV, accuracy up to 1%, real-time display of key parameters such as voltage and current
Widely used: Suitable for determining the withstand voltage capability of insulation materials under power frequency or DC voltage

High voltage leakage trace tester
Simulate a humid environment: Apply a specified voltage and electrolyte to simulate the leakage scenario under humid conditions, which is close to the actual usage environment.
Intelligent and precise measurement and control: automatically records the time of leakage and trace resistance index, and can accurately adjust voltage, current, and electrolyte drip rate to ensure reliable data.
Standard compliance certification: fully complies with authoritative domestic and international standards such as IEC60112 GB/T4207, and meets various insulation material testing requirements.
Application field: Specializing in evaluating the anti leakage and tracking performance of electrical insulation materials and electronic components under the combined action of moisture and electric fields.
Daxian Instrument

Dielectric Loss Tester‑Precision Dielectric Performance Test Solution

This dielectric loss tester supports multi‑band measurement from 50Hz to 1MHz, which can realize frequency‑response analysis for various insulating materials and complete full‑range testing from low to high frequency.

Adopting advanced vector‑network analysis technology, it delivers dielectric‑constant measurement accuracy of ±1% for trustworthy test data. It is equipped with high‑precision temperature‑control unit to simulate test environment from ‑40℃ to 150℃, so users can evaluate material dielectric‑property variations under real‑world working temperatures.

Featuring high‑definition touch‑screen HMI, the instrument enables one‑click test triggering and automatic data recording to boost testing efficiency and data‑management convenience.

Key Specifications

Frequency range: 50Hz‑1MHz (higher‑frequency bands optional)
Dielectric constant accuracy: better than ±1%
Dielectric loss tangent (tanδ) resolution: 1×10⁻⁴
Functions: auto‑calibration, data export
Compliance: GB/T, IEC, ASTM standards for diverse insulating‑material testing

Volume resistance/surface resistance tester

Ultra wide resistance range: covering a measurement range of 106 Ω to 1018 Ω, accurately adapting to the resistivity detection needs of various insulation materials
Multi level high voltage output: supports
10V/50V/100V/250V/500V/1000V optional voltage meets the withstand voltage testing standards of different materials
Dual mode high precision: Integrated volume resistance and surface resistance dual testing modes, high-precision measurement circuit ensures stable and reliable data
Widely used in the field of electrical performance analysis and quality inspection of electronic insulation materials, plastics, rubber and other materials

Open Mixing Mill
Dual‑roll precision structure Adopts high‑strength alloy steel rolls with precision grinding and quenching treatment for high hardness and excellent wear resistance. The roll gap can be finely adjusted to ensure uniform material dispersion during mixing. It is the core component for plasticizing and mixing polymer materials such as rubber and plastics.
Precise temperature‑control technology Built‑in heating & cooling system inside rolls. Temperature can be accurately adjusted from ambient temperature up to 200℃ with ±1℃ control accuracy. It meets processing‑temperature requirements of various polymer materials and guarantees stable product quality.
Variable‑frequency speed‑regulation system Roll speed features stepless adjustment according to process requirements. It adapts to different working procedures including mixing, sheeting and hot milling. Low‑noise and stable operation matches processing rhythm of diverse formulations to improve production efficiency.
Comprehensive safety protection Equipped with emergency stop button, safety guard rail and photoelectric induction protection device to prevent safety risks caused by mis‑operation. Complies with industrial safety standards and provides reliable protection for operators.

Key Technical Parameters & Applications ‑ Roll diameter optional: 160mm / 200mm / 250mm for different production capacity ‑ Temperature range: ambient‑200℃, dual‑mode for heating and cooling ‑ Drive system: hard‑tooth‑surface reducer with large torque and stable performance ‑ Application fields: rubber products, plastic modification, cable compound production and other rubber‑plastic industries as essential basic processing equipment

Vulcanizing Press
Hydraulic Drive System: Adopts high‑power hydraulic drive for stable and reliable pressure output, delivering strong and constant power for rubber vulcanization & molding.
Precise Temperature Control & Intelligent Timing: Vulcanization temperature adjustable from ambient temperature to 200℃ with high control accuracy. Free setting of vulcanizing time, automatic process execution to guarantee consistent vulcanization quality.
Multi‑mold Compatibility & Wide Application: Compatible with various mold sizes, suitable for vulcanizing and molding rubber products such as sealing rings, tires and rubber hoses.
Clamping Force Option: 50T / 100T / 200T, available for production of different‑size products.

Water Diffusion Tester
Core Features
Precise Temperature & Humidity Regulation Accurately controls test temperature from ambient to 80 ℃ with stepless adjustment. Relative humidity can be flexibly tuned to simulate real‑world service conditions under various climates, providing stable and controllable environment for water‑diffusion measurement.
High‑precision Weighing Monitoring Equipped with analytical weighing module of 0.1 mg resolution. It captures tiny weight variations of specimens in real‑time and reflects mass increment caused by water penetration, delivering key data for water‑diffusion‑coefficient calculation.
Intelligent Data Acquisition The system synchronously collects temperature, humidity and sample weight data. It supports real‑time data display, storage and historical traceback, and can automatically generate standardized test reports to improve test efficiency and data reliability.
Wide Application Scope Suitable for water‑diffusion performance test of plastics, rubber, composites, building materials, electronic packaging materials and other solids. It evaluates water absorption, water permeability and water‑aging performance for R&D and quality inspection.
Technical Advantages Excellent temperature‑control accuracy and humidity stability with minor temperature fluctuation to guarantee consistent test environment. 0.1 mg ultra‑high weighing resolution detects subtle mass change from moisture penetration. Customizable test procedures are available. Compliant with national and industrial standards, it serves as vital testing equipment for material research and quality control.

Composite insulator hydrophobicity test device

Spray simulation: 0.1~0.3MPa adjustable pressure, producing uniform water mist to accurately simulate natural rainfall, meeting the rating requirements of IEC62073 standard
High definition observation: equipped with high-definition cameras and professional lighting systems, with a 360 ° adjustable viewing angle in all directions, to clearly capture the details of the hydrophobic state of the insulator surface
Intelligent operation: touch screen automated control, easy and efficient operation, specially designed for the detection and evaluation of surface hydrophobicity quality of composite insulators
Widely used in the quality inspection and performance evaluation of insulators in the power industry

CHENGFENG is a professional manufacturer of Building materials/ Wire/ Plastics/ Rubber Fire retardant testing equipment

About CHENGFENG Company:

CHENFENG TESTING EQUIPMENT CO., LTD (DAXIAN INSTRUMENT EQUIPMENT CO., LTD) is Located in Changan Town (Dongguan City ,Guangdong Province, China),a famous historical town with prosperous industry and convenient transportation.

We are a high-tech enterprise which is specialized in developing and manufacturing Fire Testing Equipment, Building Material Fire Tester, Wire and Cable Fire Tester, Environmental Test Chamber, Textile Testing Equipment, Toys Testing Equipment and etc.

CHENGFENG's testing equipment are widely used in various field: scientific institutions, colleges, inspection institutions, auto parts, electronics, electricals, LED, photoelectricity, mobile, plasticand rubber, telecommunication, chemical industry, aerospace, building material and product, wire and cable,textile and fabrix, etc.

All CHENGFENG testing equipment are designed according to international test standards, such as ISO, ASTM, DIN, EN, GB, BS, JIS, UL, TAPPI, AATCC, IEC, VDE, CSA,CEN and so on.

Our service:
1. High quality guarantee.
2. Shipment with professional documents.
3. Packing as your request, with photo before shipment.
4. Reply within 48 hours and provide solution within 3 working days
5. Professional after-service from our engineers.
6. Warranty period 12 monthes.

Our advantages:
1. Professional technology support.
2. Full experience of large numbers containers loading in Chinese sea port.
3. Fast shipment by reputed shipping line.
4. Best service after shipment with emails.
5. We are professional test equipment manufaturer in China with excellent experience and skills, also have best quality products.

6. In-time after-sale service.