ISO 812 Test Standard Explained

Brittleness Temperature - ISO 812

The lowest temperature at which a rubber material specimen does not exhibit brittle failure under specified impact conditions.

Test specimen is held by a clamp as a cantilevered beam and is impacted at 2.0 m/sec.

Impact Configuration

Clamps are constructed such that multiple specimens can be tested at one time.

Two specimen types may be used for testing: Type A or Type B.

Type A

Type B

Similar Standards

• ASTM D746
• ISO 974

Property information for specific grades of resin are available in the Prospector Plastics Database.