LS-505 Adjustable Pencil Hardness Tester

LS-505 Adjustable Pencil Hardness Tester

LS-505 Adjustable Pencil Hardness Tester is designed according with ASTM D 3363,ISO 15184.Operator can obtain three different weights（500g,750g and 1000g）through selecting different loading weight.

LS-505Adjustable Pencil Hardness Tester

Parámetros técnicos principales
■ Se tocan tres puntos en la superficie probada (rodillo, pencil core）
■ The angle between pencil and the tested surface is 45º
■ Built-in spirit bubble, Conveniente para verificar el nivel cuando el probador está funcionando.
■ Pressure of pencil lead is 500g,765gramo,1000gramo