Standards:IS 1205 1985, IP 58/63 & ASTM D 36Specification:The apparatus consists of steel bracket with a sliding plate support. That support hast wo holes of 10mm dia on which a ring and ball guide can be kept. A central hole on this plate is for inserting thermometer. Supplied with a glass beaker approximate 600ml, high and a hand stirrer and 2 Nos. 9.5mm dia steel balls.