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Surface scratch testing machine

Get a quote:

Web: qinsun-lab.com

Email:serving@qinsun-lab。com

Surface Scratch Testing Machine is a laboratory testing device designed to evaluate the scratch resistance of printed circuit board and enclosure surfaces. Suitable for chemical, electronics/batteries, automotive and components, electrical, and other industries, it assesses material surface durability and mechanical strength through standardized scratch testing.

Application

- Durability testing of printed circuit board coatings;
- Scratch resistance testing of household appliance enclosures and similar surfaces;

Surface coating scratch resistance evaluation for electrical equipment and automotive components;

Surface durability testing for chemical and electronic materials.

Standards

GB 4943-2001 Part 1: Safety of Information Technology Equipment — General Requirements (Clause 2.10.6.6: Mechanical Strength / Drop / Housing Scratch Resistance)

GB 4706.1-2005 Part 1: Safety of Household and Similar Electrical Appliances — General Requirements (Clause 21.2: Mechanical Strength / Scratch Resistance of Enclosures)

Parameters

ItemTechnical Parameter
Steel Needle Head Vertex Angle 40°
Steel Needle Tip Radius 0.25 ± 0.02 mm
Steel Needle Indentation Force 10 N ± 0.5 N
Moving Speed 0 - 20 mm/s
Scratch Travel Range (X-axis) 0 - 200 mm, adjustable
Scratch Spacing Range (Y-axis) 0 - 200 mm, adjustable
Height Range (Z-axis) 0 - 90 mm, adjustable
Steel Needle Scratch Angle 80 - 85°
Sample Adjustment 90° rotatable
Equipment Voltage 220V 50Hz

Features

Aluminum alloy frame with stainless steel end plates; test platform constructed from thickened aluminum plate;

PLC control system with stepper motor drive enables automatic X, Y, and Z-axis movement;

Text display allows configuration and visualization of test parameters;

Steel stylus precisely controls pressure and angle to ensure repeatability and accuracy in scratch testing;

Supports 90° sample rotation for multi-directional scratch testing.


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