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MODEL XJJ-50Z

COMBINED DIAL TYPE SIMPLE BEAM CHARPY IMPACT TESTER

 

Introduction

 

      This XJJ-50Z Combined dial type simple beam impact tester is mainly used for the determination of impact toughness of non-metallic materials such as hard plastics, reinforced nylon, glass fiber reinforced plastics, ceramics, cast stone, electrical insulation materials, etc. It is an ideal testing equipment for chemical industry, scientific research institutions, colleges and universities, quality testing and other departments.

 

      The main technical parameters of XJJ-50Z simple supported beam impact tester fully comply with the provisions of ISO 179, GB/T 1043, GB/T 2612, JB/T 8762 and GB 4742 standards, which are applicable to GB/T 1043 and GB 4742 impact test for various samples (including those with and without notches in machining and injection molding), including four spans of 40mm, 60mm and 70mm. When different jaws are replaced and the jaw seat is adjusted, various impact tests can be conducted. It is a simple structure, convenient operation, accurate data and reliable testing instrument. The impact energy of the instrument is 1J, 2J, 4J, 5J, 7.5J, 15J, 25J and 50J.

 

Technical parameters:

 

Impact speed

2.9 m/s and 3.8 m/s

Pendulum energy

7.5J, 15J, 25J, 50J

Pendulum torque

Pd1=0.53590Nm Pd2=1.07180Nm
Pd4=2.14359Nm Pd5=2.67949Nm

Pd7.5=4.01924Nm      Pd15=8.03848Nm

Pd25=13.39746Nm     Pd50=26.79492Nm

The distance between pendulum center and sample center

230mm and 395mm

Rising angle of the pendulum

150°

Blade fillet radius

R=2±0.5mm

Jaw fillet radius

R=1±0.1mm

Impact blade angle

30±1°

Energy loss of pendulum in no-load impact

0.5%

Distance between jaw support lines

40mm, 60mm (or 62mm), 70mm, 95mm

Dial index:

1 / 250 of impact energy

Sample notch:

Type A notch: 45 ° ± 1 °

notch bottom radius R = 0.25 ± 0.05mm

Type B notch: 45 ° ± 1 °

notch bottom radius R = 1 ± 0.05mm

Type C notch 1: 2 ± 0.2 right angle notch

Type C notch 2: 0.8 ± 0.1 right angle notch

Net weight:

180kg

Dimension:

550mm × 350mm × 850mm

Package size:

730mm × 700mm × 1000mm

 

Sample type:

 

Sample type

Length

L (mm)

Width

b (mm)

Thickness

h (mm)

Distance between jaw support lines

1

80±2mm

10.0±0.5mm

4±0.2mm

60 or 62mm

2

50±1mm

6±0.2mm

4±0.2mm

40mm

3

120±2mm

15±0.5mm

10±0.5mm

70mm

4

125±2mm

13±0.5mm

13±0.5mm

95mm

 

 

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