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Automotive Coating Scratch Tester

Whats/App: +86 156 1874 6768

Web: standard-groups.com

Application

The Automotive Coating Scratch Tester is widely used for:

Assessment of scratch resistance of automotive exterior coatings

Evaluation of single-layer or composite paint systems

Testing coating durability under defined mechanical load

Comparative studies of protective surface coatings and material formulations

Specific testing product: Automotive Coating Scratch Tester

Standards

The instrument complies with international and national standards for coating and mechanical surface testing:

ISO 1518 – Paints and varnishes – Determination of scratch resistance

IEC 60950‑1 – Information technology equipment – Safety, Part 1: General requirements (mechanical strength and scratch resistance of enclosures)

IEC 60335‑1 – Household and similar electrical appliances – Safety, Part 1: General requirements (mechanical strength and surface scratch resistance)

BS 3900 – Paint test methods, including scratch and abrasion performance

ASTM D5178 – Test method for scratch resistance using a linear scratch device

ASTM D2197 – Test method for resistance of organic coatings to abrasion

GB 4943.1‑2011 – Safety of information technology equipment, Part 1 (scratch and mechanical performance of enclosures)

GB 4706.1‑2014 – Safety of household and similar electrical appliances, Part 1 (scratch resistance and mechanical strength of enclosures)

Parameters

ItemDetails
Input Voltage 220V / 50Hz
Control System PLC + Touch Screen
Drive Type Stepper motor drive
Scratch Speed 0 – 25 mm/s, adjustable
Number of Tests 0 – 9999. programmable
Scratch Spacing 0 – 50 mm, adjustable
Rotating Table 360° rotation for versatile testing
Scratch Pressure Standard 10 N ±0.5 N; optional 20 N weight for 30 N ±0.5 N
Scratch Needle R0.25 ±0.02 mm

Features

Precision Ball-Ended Needle: Hardened steel needle with 40° apex angle and polished tip ensures consistent scratch formation.

Adjustable Scratch Load: Vertical force can be set precisely to 10 N ±0.5 N or up to 30 N ±0.5 N with optional weights.

PLC + Touch Screen Control: Stable, user-friendly interface for setting speed, spacing, load, and number of cycles.

360° Rotating Worktable: Allows scratches in both longitudinal and transverse directions.

Accurate Spacing Control: Scratch intervals ≥5 mm and distance from sample edges ≥5 mm for reproducible testing.

Versatile Application: Suitable for automotive coatings, single-layer or composite paint systems, and protective surface evaluations.


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