QK-20 notch sample preparation machine/impact specimen notching machine is used to process the non-metal material impact test specimen notch, such as the plastics, organic glass etc., it’s an ideal notching machine for plastic impact test.

Notch blade (A: 45°±1° R0.25    B: 45°±1° R1 C: 45°±1° 0.1 )

the notch types from ISO 179

Notch blade (A: 45°±1° R0.25    B: 45°±1° R1 C: 45°±1° 0.1 )

ISO 179: “Plastics -- Determination of Charpy impact properties”

ASTM D6110: “Standard Test Method for Determining the Charpy Impact Resistance of Notched Specimens of Plastics”

ISO 180: “Plastics -- Determination of Izod impact strength”

ASTM D256: “Standard Test Methods for Determining the Izod Pendulum Impact Resistance of Plastics”