Drop Point of Grease Wide High Temperature Range The ASTM D2265 dropping point tester is used for high temperature grease testing than the ASTM D566 method. This equipment uses a different heating procedure as compared with ASTM D566. The test cell is inserted in an aluminum block oven maintained at a constant temperature that is higher than the expected dropping point of the sample. The sample temperature then rises to the dropping point without operator control. The equipment can be offered with Two / Four / Six sample testing capability. Maximum Temperature is 400 °C.