1、 Function Introduction

The double ball impact testing machine is a testing equipment used for the forming of automotive sheet materials. This equipment adopts electro-hydraulic servo control, with an automated working process and smooth operation.

2、 Product Features

1. The experimental equipment is the same as the hole expansion testing machine, and the bi-directional ball impact specimen is shown in the following figure;

2. It can achieve a cup protrusion of 8.9mm once and 6.4mm twice.

3、 Technical parameters: