Stone Hammer Blow Test Instrument MULTI GRIT TESTER 508 – ERICHSEN

High-Precision Multi-Blow Test Instrument

The MULTI GRIT TESTER 508 VDA I elevates stone hammer blow testing with its high precision, ensuring remarkable repeatability and comparability of test results. This state-of-the-art instrument subjects specimens to impacts by sharp-edged steel shot, accelerated by compressed air. A specialized air accumulator mitigates momentary pressure variations, ensuring consistent test conditions. The automated, adjustable vibratory feed for shot introduction and the secured menu navigation via the touch panel safeguard against unauthorized adjustments, maintaining the integrity of your tests.

Engineered for Industry Standards

Originally developed in collaboration with the Verband der Automobilindustrie (VDA), the MULTI GRIT TESTER 508 now fulfills both national and international standards. It’s an indispensable tool for evaluating the durability of single and multiple paint layers or similar coatings against impacts from small, low-mass bodies at high velocities—typical conditions for road, rail vehicles, and other transport equipment. This instrument’s precise control over impact energy and angle ensures comprehensive assessment capabilities.

Comprehensive Delivery Scope

Each MULTI GRIT TESTER 508 VDA I includes a manual specimen application device and 1 kg of steel shot, along with a detailed operating manual, facilitating immediate setup and use. Embrace the next level of paint and coating impact testing with this advanced instrument.

Technical Specifications

Technical data
  • Drive: Electro-pneumatic
  • Display: Touch panel
  • Dimensions: 1750 x 500 x 1220 mm (W x D x H)
  • Weight, net: approx. 100 kg
  • Power supply: 85 - 264 VAC / 47 - 63 Hz (control circuit volt. 24 V)
  • Working pressure: (0 - 3) bar/ quality class 1
  • Time for feeding shot: (5 - 30) s / adjustable
  • Filling pressure control: approx. 5 bar, factory set
  • Compressed air connection: min. 6 bar / max. 10 bar, requires connecting hose with ID 13 mm
  • Shot (steel shot acc. to VDA): GH Diamant 06302, sharp-edged (3,55 - 5,0) mm

FAQ - Stone Hammer Blow Test Instrument MULTI GRIT TESTER 508 – ERICHSEN

What is the precision level of the MULTI GRIT TESTER 508?

The MULTI GRIT TESTER 508 VDA I is designed for high precision, ensuring remarkable repeatability and comparability of test results. It employs sharp-edged steel shot propelled by compressed air for consistent impact testing.

How does the MULTI GRIT TESTER 508 ensure consistent test conditions?

The instrument features a specialized air accumulator to mitigate momentary pressure variations and an automated, adjustable vibratory feed for shot introduction. These features ensure consistent test conditions for each use.

What standards does the MULTI GRIT TESTER 508 meet?

Originally developed with the Verband der Automobilindustrie (VDA), the MULTI GRIT TESTER 508 fulfills both national and international standards for evaluating the durability of paint layers or similar coatings against impacts.

What is included in the delivery scope of the MULTI GRIT TESTER 508?

Each MULTI GRIT TESTER 508 VDA I package includes the testing instrument itself, a manual specimen application device, 1 kg of steel shot, and a detailed operating manual. These components facilitate immediate setup and use of the instrument.

What are the technical specifications of the MULTI GRIT TESTER 508?

The technical specifications include an electro-pneumatic drive, a touch panel display, dimensions of 1750 x 500 x 1220 mm (W x D x H), a net weight of approximately 100 kg, a power supply of 85 - 264 VAC / 47 - 63 Hz, and a working pressure capacity of (0 - 3) bar, among other detailed specifications.

What kind of pressure is required for the compressed air connection?

The MULTI GRIT TESTER 508 requires a compressed air connection with a minimum of 6 bar and a maximum of 10 bar. It also necessitates a connecting hose with an interior diameter of 13 mm.

Can the time for feeding shot into the MULTI GRIT TESTER 508 be adjusted?

Yes, the time for feeding shot into the instrument is adjustable, ranging from 5 to 30 seconds, allowing for a high level of test customization based on specific requirements.

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