K28300 Breaking Point Apparatus
Test Method
Determines the breaking point of solid and semi-solid bitumens. A thin steel plaque is coated with the sample and flexed in a bending apparatus at descending temperatures until cracks appear in the sample coating.

Features and Benefits
• Conforms to IP 80 specifications

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K28300 Breaking Point Apparatus
Consists of two concentric borosilicate glass tubes with movable steel plate holders. A cone-and-peg mechanism moves the inner tube up and down relative to the outer tube, which varies the distance between the plate holders, causing the stainless steel test plate to be flexed. The inner tube accommodates a test thermometer. Supplied with 12 spring stainless steel plaques.

Shipping Information
Shipping Weight: 20 lbs (9.1kg)
Dimensions: 2.5 Cu. ft.
Ordering Information
Catalog
Number
Product Description
K28300
Breaking Point Apparatus
Accessories
Catalog
Number
Product Description
K28310
Cooling Apparatus
Consists of test tubes, cylinder bungs and thistle tunnel
K28320
Electric Hotplate, 115V 50/60Hz
K28321
Electric Hotplate, 220-240V 50/60Hz
250-000-33C
ASTM 33C Thermometer
Range: -38 to +42°C
When inquiring about NIST traceable certified thermometers, please refer to the catalog number for the corresponding thermometer and replace the middle three zeros in the catalog number with 004. Example: 251-000-01C ASTM 1C Thermometer would be 251-004-01C ASTM 1C Certified Thermometer.
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