This machine is suitable for testing the water vapor transmission properties of textiles and textile composite materials (especially sportswear fabrics).

Product Detail

Product description:

This machine is suitable for testing the water vapor transmission properties of textiles and textile composite materials (especially sportswear fabrics). The instrument is equipped with 8 test containers and standard breathable fabric cover, sample clamping ring and precision drive system.

Working principle:

In the environment of constant temperature and humidity, cover the sample on the sample dish with water, after a certain period of time, the water vapor permeates from the fixed sample area. Pass rate and water vapor transmission index.

Accessories:

PVC electrical insulating tape: width 10~15mm

Standard fabric:

High-strength polyester yarn weaving, pore size 18μm, yarn diameter 32μm, thread count: 196.1 threads/cm, elongation 12.5%

Burette:

Capacity greater than 50ml

Auxiliary tools:

Electronic balance (sold separately): The balance for weighing the filling must be accurate to 0.001g

Standards Compliant:

BS 7209, BS 3424

Technical parameter:

Standards:	GB 1037, ISO 2528, JIS Z0208, ASTM E96, ASTM D 1653, BS 7209, BS 3424
Sample:	3 pieces, diameter 96mm
Internal dimensions of the test dish:	Internal dimensions of the test dish: 83mm in diameter, 18.5mm in depth
Test dish combination weight:	120g~150g/group (water)
Test dish filled with water:	46cm^3
Distance between water surface and sample:	10±1mm
Turntable:	Aluminum, center circle diameter P.C.D 305mm for test dish placement
Turntable speed:	about 2r/min
Test time:	can be set
Temperature control range:	20℃-50℃±1℃
Humidity control range:	50%RH±2%RH-90%%RH±2RH
Test time:	1min-999h
Circulating airflow velocity:	0.3m/s, 0.4m/s, 0.5m/s
Moisture permeability area:	≥3000M㎡
Number of test cups:	8 (can be customized)
Power supply:	1∮, AC220V, 10A
Weight:	350kg

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