Overview
The TQC VF2379 Hand Push Pencil hardness tester is a dedicated instrument for testing the Hardness of coating surfaces. It is made of stainless steel and has good Abrasion Resistance and corrosion resistance. This model is equipped with a 500g test load, which is suitable for the film industry and LCD industry. The Encasement is designed with a wooden shell, which can effectively prevent moisture and impact.
Features
1. Made of stainless steel, wear-resistant and anti-corrosion
2. Wooden Encasement, Moisture-proof and Impact-proof
3. Equipped with 500g test load, suitable for thin film and LCD industries
4. Quick and easy to test, suitable for single-layer or multi-layer baking paint
5. Pencil hardness tester, pencil sharpener and 20 pencils (8B-10H)
Principle
Pencil hardness tester is based on the principle of coating scratch hardness testing of pencils, using a set of pencils of different grades of Hardness, at a 45-degree angle to the surface of the object, scratching on the surface of the object under the constant force of 7.5N, and then evaluating whether the coating is damaged through Optical inspection.
Applications
Paints Coatings, Furniture, Automotive, PC Board Painting, Film Industry, LCD Industry
Standards
ISO 15184、ASTM D3363、JIS K-5400、JIS K-5600、ECCA-T4-1、BS 3900-E19、SNV 37113、SIS 184187、NEN 5350、MIL C 27 227
Steps
Step 1 Release the bottom knob
2. Remove the original weight
Step 3 Add new weight
4. Tighten the knob to fix the weight
Notice
• Make sure the weight is firmly installed before use
Keep the pencil at a 45-degree angle to the surface during the test
• The instrument should be cleaned in time after the test
• Pay attention to moisture-proof and impact-proof when storing
