Universal Test Machines

STEP Lab Drop Weight And Impact Testing Machines

by STEP Lab

STEP Lab
STEP Lab Drop Weight And Impact Testing Machines

With an expansive impact energy range from 0.2 to 2000 J, our Drop weight testing machines are versatile and suitable for a wide variety of products and materials. The large volume available for sample placement further enhances the testing capabilities of our systems.

In addition, we provide a comprehensive selection of accessories, including load cells, anti-rebound systems, spring accelerators, and an impressive array of instrumented impactors and specimen holders for our testing machines.

Explore our selection of Drop weight towers and impact test systems and find the right one for your business, in order to achieve accurate and repeatable results.

Technical Specifications

ParameterTypical Range
Test Area400 x 400 mm
Min Fall Height0.04 m
Max Fall Height1.40 m
Max Fall Weight55 kg
Max Impact Velocity (no accel)5.2 m/s
Max Velocity (with accel)24 m/s
Max Impact Energy750 J
Machine Dimensions780x600x2500 mm
Machine Weight600 kg
Climatic ChamberNot available

Key Specifications

  • •DW750: 400x400 mm test area, max 750 J impact energy, 55 kg max weight, 780x600x2500 mm, 600 kg
  • •DW1000: 690x690 mm test area, max 1,000 J energy, 70 kg max weight, 800x1400x3500 mm, 950 kg, climatic chamber available
  • •DW2000: 690x690 mm test area, max 2,000 J energy, 70 kg max weight, 800x1400x3500 mm, 1,400 kg, climatic chamber available
  • •All models: min fall height 0.04 m, max 1.40 m
  • •Max impact velocity without acceleration: 5.2 m/s; DW750 up to 24 m/s, DW1000/DW2000 up to 20 m/s with spring preload
  • •Weights from 0.5 kg to 10 kg, total 70 kg standard set
  • •Force acquisition: 50–100 kHz at 24-bit or 250 kHz–14 MHz at 16-bit
  • •Compressed air: 6–8 bar
  • •Climatic chambers: -65°C to +180°C (refrigeration) or -80°C to +180°C (liquid nitrogen)

Key Features

  • •Automated drop weight lifting and positioning
  • •Pneumatic release system for consistent impact delivery
  • •High-speed optical velocity sensor for direct impact velocity measurement
  • •Anti-rebound system to prevent secondary impacts
  • •Software-controlled drop height from 0.04 to 1.40 m
  • •Spring preload system for velocities up to 20–24 m/s
  • •Wide accessible test area up to 690x690 mm
  • •Integrated climatic chamber option (-80°C to +180°C)
  • •Rapid changeover between ISO and ASTM test fixtures
  • •Force acquisition up to 14 MHz at 16-bit

Software & Integration

  • •STEP Lab drop tower control software
  • •Integrated climatic chamber management
  • •Test management via software with door locking safety system

Applications

  • •Product impact testing (ski equipment, snowboards, automotive components)
  • •Multiaxial and uniaxial impact tests per ISO 6603-2, ISO 7765-2, ASTM D 3763, ASTM D 3029
  • •Tensile impact tests per ISO 8256 A
  • •CAI test per Boeing BSS 7260 and Airbus AITM 1.0010
  • •Charpy impact tests per ISO 179 and ISO 148-1
  • •Material characterization under dynamic impact