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Indian Customer Visits Derui Testing Equipment to Inspect Constant Temperature and Humidity and Ozone Aging Test Chambers

2026.09.15 10:54:08
India
Customer Origin
2
Chambers Inspected
Dongguan
Visit Location
Climate & Ozone
Test Types

Guangdong Derui Testing Equipment Co., Ltd. recently welcomed a customer from India at its factory in Dongguan, Guangdong. During the visit, the customer inspected two environmental test systems in person — a constant temperature and humidity test chamber and a programmable ozone aging test chamber — and reviewed chamber construction, controller configuration and test methods with the Derui sales and technical team.

01

What the Customer Inspected

On-site Review
DR-H201 Series

Chamber volumes from 100 L to 1000 L. Depending on the model selected, the temperature range covers -20 °C / -40 °C / -70 °C to 150 °C and the humidity range 20 % to 98 % RH.

The published specification for the corresponding model lists a temperature fluctuation of ≤ ±0.5 °C and temperature uniformity of ≤ 1.5 °C. Inner chamber in stainless steel 304, programmable LCD touch-screen controller with RS-232 output (USB optional).

View product page →
DR-H305
Programmable Ozone Aging Test Chamber

Assesses the ozone resistance of rubber materials, including vulcanized rubber, thermoplastic elastomers and cable insulation sheaths.

Working space 500 × 600 × 500 mm, operating from 10~70℃ adjustable ozone concentration of 20~2000 pphm (deviation ±10 % per the model specification). Static tension, continuous dynamic tension, or intermittent dynamic tension with static elongation. Test criteria referenced include ASTM D1149, ISO 1431 and JIS K6259.

View product page →
 
Indian customer with the Derui sales team at the company reception, Guangdong Derui Testing Equipment Co., Ltd., Dongguan
The Derui team with the visiting customer from India at the company reception in Dongguan, Guangdong.
02

Why a Factory Visit Matters

Buyer Perspective

Buyers who visit the factory can check build quality, chamber materials, the sealing and air-circulation design, and the controller interface directly, and compare the test method against the standard their own laboratory works to — before placing an order.

For overseas projects, Derui's team reviews chamber sizing, voltage and the applicable standard revision with the customer during the visit.

03

About Guangdong Derui Testing Equipment

Company

Guangdong Derui Testing Equipment Co., Ltd. manufactures environmental and material testing equipment — climatic chambers, thermal shock and weathering aging systems, walk-in chambers, the IP (rain and dust) test series, battery test systems, vibration systems, salt spray chambers, ovens, VOC chambers, PCT/HAST systems, universal testing machines, and paper packaging and furniture test equipment.

The company serves laboratories, manufacturers and testing institutions in China and overseas markets. The constant temperature and humidity series is commonly used by makers of electronics, electrical appliances, telecommunications equipment, automotive parts, plastics, medical devices and aerospace components.

Frequently Asked Questions

Q1
What is a constant temperature and humidity test chamber used for?

It evaluates how materials and finished products perform under controlled temperature and humidity — heat, cold, dry and humid resistance — for industries such as electronics, automotive, plastics, medical devices and aerospace.

Q2
What is a programmable ozone aging test chamber used for?

It measures the ozone resistance of rubber materials such as vulcanized rubber, thermoplastic elastomers and cable insulation sheaths, under static or dynamic tension, per ASTM D1149, ISO 1431 and JIS K6259.

Q3
Can overseas customers visit the Derui factory?

Yes. Derui regularly hosts customers from overseas at its factory in Dongguan, Guangdong, where chambers can be inspected in person before an order is placed.

Q4
How do I request a quotation or arrange a visit?

Contact the Derui team through the contact page with your test standard, sample dimensions and required chamber size.

Planning a factory visit or need a test chamber quotation?

Send us your test standard, sample dimensions and the chamber size you need — our team will come back with a configuration and a quotation.

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More from Derui: News     ·     Temperature & Humidity Test Chambers     ·     Ozone Aging Test Chamber

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