Water Vapor Transmission Rate Tester(WVTR)

Water Vapor Transmission Rate Tester(WVTR)

This instrument is used to test the water vapor transmission rate (WVTR) of thin film materials by the cup method, applicable for testing of multipe kinds of thin film, nonmetal sheet, paper and paperboard, textiles, nonwoven materials etc.
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Product Details

Model: WVTR-061

This instrument is used to test the water vapor transmission rate (WVTR) of thin film materials by the cup method, applicable for testing of multipe kinds of thin film, nonmetal sheet, paper and paperboard, textiles, nonwoven materials etc.

Standards 

ISO 2528, GB 1037, GB/T 16928, ASTM E96, ASTM D1653, TAPPI T464, DIN 53122-1, JIS Z0208, YBB 00092003


Features 

♦Gas cylinder lifting structure design and periodically weighing method to reduce system errors

♦ Six distinct or equivalent specimens can be tested individually with independent test results in one operation.

♦ Standard air velocity can effectively prevent the formation of moisture gradient.

♦ Wide range and high-precision of automatic temperature and humidity control to support various combinations of non-standard test conditions

♦ Convenient fast-access calibration ports for temperature and humidity.

♦ Controlled by computer and automatic test process.

♦ The test report can be saved and provided in multiple formats,including Excel, database,etc.

 Reference film or standard weight for fast and accurate calibration

♦ Equipped with USB port and Common data port for convenient input, output, and data transfer


Technical Specifications

Test Range

0.1 ~ 10,000 g/m2·24h (standard)

Number of Specimens

1~6 with independent test results

Accuracy

0.01 g/m2·24h

Resolution

0.001g

Temperature Range

15 °C~ 55 °C (standard)

Temperature Accuracy

±0.1 °C (standard)

Humidity Range

10%RH~ 98%RH  (standard is 90%RH)

Humidity Accuracy

±1%RH

Air Velocity

0.5~ 2.5 m/s (customization available )

Test Area

33 cm2

Specimen Thickness

≤ 3 mm (customization is available for other thickness)

Specimen Size

Φ74 mm

Test Chamber size

15 L

Gas Supply

Air

Gas Supply Pressure

0.6 MPa

Port Size

Φ6 mm PU tubing

Instrument Dimension

695 mm (L) × 555 mm (W) × 390 mm (H)

Power Supply

AC220V 50Hz

Net Weight

76 kg


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