Rotawash Washing Fastness Tester
Product Information
Rotawash Washing Fastness Tester is used for determining color fastness of textile materials to washings. This is attained by mechanically agitating a specimen of textile in contact with pieces of specified adjacent fabrics in soap – soda solution. Before being rinsing and dried. The change in color of specimen and stains of the adjacent fabrics are assessed with standard Grey Scale.
Number of Jars Eight
Volume of each Jar 550 cc (Approx)
Distance of base jars from the axis of rotation 50 mm
Speed of rotation 40 to 45 rpm.
Temperature of Water Bath Ambient of 980 C
Motor ¼ HP 230 V AC.
Testing Standards
IS 687 – 1979, 764 - 1979, 765 – 1979, 3417 – 179, 3417 – 179, Method of determination of Color fastness of textile materials to washing: Test1, Test2, Test 3, Test 4 and Test 5 respectively.
Product Features
1. This wash fastness tester design parameter conform to ISO, BS, AATCC, JIS, and SDC those standards.
2. This washing fastness tester's box and its test cup adopt stainless steel material, it has anti-high temperature,
acid-base, and corrosion functions.
3. Equip with door safety switch, can protect from burning or injured.
4. Equip with procedure time counter, digital temperature controller, auto temperature, and time control, it has alarm
hint while experiment ending.
5. Can customize cup compound mode according to customers' requirements.
Technical parameters
Cup capacity
550ml, 1200ml (optional)
Spin speed
40±2r/min
Time control range
99.9min
Time control error
<±5s
Temperature control range
0~100℃
Temperature control error
<±2℃
Heating method
Electric heating
Power supply
AC 380V, 50Hz