Launderometer
” Launder-o-meter consists of a digitally controlled, electrically heated double walled water bath. The inside walls of the bath are made of al Stainless steel the out side walls are made of mild crca sheet duly enameled. The bath is heated by means of heaters. Temperature controller control the temperature of water inside the bath is in indicated on a digital indicator the bath has a double walled hinged lit made of stainless steel sheet.
The jars in with the test solution and the test specimens are kept during the test are made from stainless steel and are provided with rubber seals for water tight closing, they are held in a stainless steel rotor assembly mounted on a stainless steel shaft at the canter of the bath and rotating about a horizontal axis with the help of an electric motor and worn reduction gear box .A clockwise time is also provided to atop the motor after any pre-determined time
The apparatus is fabricated on an iron frame and is completely enclosed on all four sides with mild sheet duly enameled in dark gray hammer tone painting. The top of the apparatus is covered with Stainless Steel sheet.
One hundred stainless steel balls of 6mm diameter are supplied with the apparatus as standard accessory for providing beating action during the washing operation, extra steel balls and standard gray Scales are available as optional accessory.
A built-in preheating bath for pre-heating the test solution is also offered as an optional accessory, this bath is mounted in the same from with provision to keep the jars in place, this bath also have double walled construction, with the inner chamber made of aluminium sheet, outer chamber made of mild steel sheet, and mineral wool insulation between the tow walls. The bath is heated the help of an electric immersion heater and its temperature controlled by a capillary type thermostat. This bath also have a double walled lip of stainless steel sheet
TECHNICAL DATA
Number of jars: Eight
Volume of each jar: 500 cc (approximately)
Distance of bass of jars from the Axis of rotation: 50 mm
Speed of rotation: 40 to 45 rpm
Temperature of water bath: Ambient to 98ºC
Motor: 1 / 4 HP, 230 VAC
RELATED STANDARDS
As per: IS 687 - 1979, IS: 3361 - 1979, IS: 764 – 1979, IS: 765 – 1979, IS: 3471 - 1979: Methods for determination of Colorfastness of Textile materials to Washing: test 1, test 2, test 3, test 4, and test 5, respectively
