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19+ Years

Saicheng has been devoted to the R&D of testing instruments for over 19 years. We have served over 1,000 clients overseas.

partner
80+ Countries

Saicheng products have been exported to more than 80 countries and regions, including Europe, Asia, America, Oceania and Africa.

factory
2000+ m² Factory

With a 2000 m² factory and multiple production lines, we deliver precision-engineered testing instruments at scale.

Our Polariscope Strain Viewer with Competitive Price

The Polariscope Strain Viewer (also known as the Polarized Stress Tester) is an optical device used to analyze and inspect stress, strains, or even cracks present in transparent or semi-transparent materials, such as plastics, glass, and certain types of films.

Test Cases in Polarized Internal Stress Test

Saicheng®
Polariscope Strain Viewer

Easy-to-use, Reliable, Accurate Measurements, Multi-functional

Complies with ASTM C148 - Standard Test Methods for Polariscopic Examination of Glass Containers

Applicable industries:

  • Food industry
  • Pharmaceutical industry
  • Cosmetics industry
  • Packaging industry

YLY-H Polariscope Strain Viewer

(Qualitative and Quantitative Test Modes)
  • 4.3" Color LCD Touch Screen
  • Measurement Accuracy: 2 nm
  • Diameter of Polarizing Field: 150 mm
  • Rotation Angle: -180 ~ +180°
  • Edge Brightness: >120 cd/m2
  • Brightness: ≥800 lux
YLY-H Polarized Stress Tester

YLY-H Polarized Stress Tester

(Equipped with Camera and Imaging System)
  • 4.3" Color LCD Touch Screen
  • Measurement Accuracy: 2 nm
  • Diameter of Polarizing Field: 150 mm
  • Rotation Angle: -180 ~ +180°
  • Edge Brightness: >120 cd/m2
  • Brightness: ≥800 lux

Why Choose Our Polarized Stress Tester

Touchscreen

4.3″ Touchscreen Display with User-friendly Interface

Polarized Stress Tester

Real-time Display of Optical Path Differences and Stress Values

Micro Printer

Equipped Micro Printer for Real-time Results Printing

High Precision Absolute Encoder Ensures Measurement Accuracy Better Than 2.0nm

Offers Qualitative and Quantitative Test Modes, Catering to Diverse Testing Needs

Adjustable Test Space Accommodates Various Application Requirements

Local Querying and Exportable to a Computer in Excel Format

Comes With a Standard USB Interface for Data Transfer

Supports Multiple Levels of User Authorization, Ensuring Secure Access to Critical Features

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Our Partner

We have over 19 years' experience in the R&D of packaging testing equipment. The core components of our products are sourced from world-renowned suppliers to ensure more stable instrument performance, more accurate test results, and a longer service life. This is why we are recognised by many overseas customers.

Partner 01 Partner 02 Partner 01 Partner 02

Comprehensive After-sales Services

Our professional after-sales team has experience in project implementation and can handle any unexpected issues promptly, giving you peace of mind.

Our team of five after-sales engineers, each with over 10 years' experience in the packaging testing industry, provides excellent customer service and resolves any technical issue promptly.

When the equipment malfunctions, our team of engineers will provide a solution within two hours of receiving a request for assistance. They will quickly diagnose the problem and ensure that the instrument can resume operation on the same day.

We provide product calibration manuals and videos to help you improve the accuracy of your instruments and ensure that each measurement is accurate.

The instrument has ISP functionality, which supports online debugging and updates. Engineers can provide remote assistance with program upgrades, which reduces maintenance costs.

We provide comprehensive product manuals and instructional videos to help users learn how to operate the product easily after receiving it, thereby reducing the learning time.

Our After-sale Service

19+

Years of Experience

About Saicheng

Saicheng Instrument Company, an industry-leading supplier, is a technology-based enterprise dedicated to the development, production, and sales of physical property testing instruments.

Since its establishment in 2007, the company has provided high-quality testing instruments and comprehensive quality control solutions for packaging, food, pharmaceutical, medical equipment, adhesive products, quality inspection institutions, scientific research institutions, daily chemical industries and other industries.

Saicheng products have been exported to more than 80 countries and regions, including Europe, Asia, America, Oceania and Africa.

Our Honors & Certificates

Our company has over 50 patents, including invention patents, utility model patents, and software copyrights. It has passed the evaluation for high-tech enterprises, provincial specialties, and new enterprises. Additionally, the company has obtained software enterprise and software product certifications, as well as ISO 9001 quality management system certification.

Customer Visit & Exhibition

We welcome customers from all over the world to visit our factory and inspect our testing instruments.

If it is inconvenient for you to come, we can arrange an online video conference to tell you more about our factory.

  • Support our professional engineers in providing customers with instrument training at our factory.
  • Support our professional engineers in providing instrument installation and after-sales training services in the customer's country.
  • We also participate in domestic and international exhibitions every year to give customers a better opportunity to view our instruments locally.
  • We are looking for exclusive distributors of our products in various countries, and we welcome potential partners to visit our factory.
Cheery

Your Reliable and Professional Partner for Packaging Testing Instruments

My name is Cheery from Saicheng. I have 10 years of experience in the industry, which allows me to quickly understand your needs and develop the most suitable testing solutions for your company.

Need further help?

What Our Happy Clients Say

Don't just take our word for it! Read what our satisfied customers have to say about our high-quality, competitively priced testing instruments. Read their reviews to find out why our products are the best choice.

Are you still having trouble to select the suitable testing instruments?

Before purchasing the instrument, you can send your samples to our factory for testing. We offer free sample testing services and will provide you with test data reports and videos of the tests.

Saicheng

Get In Touch With Us

Get Free Sample Testing Services

Submit your project requirements today and our engineers will provide testing solutions within 24 hours.

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