Scratch Hardness Tester TriForcePencil Model 293
依据 Wolf-Wilborn 的铅笔硬度，包括 17 支铅笔，6 B - 9 H，3 种力设置：5 N / 7.5 N / 10 N
Scratch Hardness Testing

Scratch Hardness Tester TriForcePencil Model 293

Order number: 03060131
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Scratch Hardness Testing

Scratch Hardness Tester TriForcePencil Model 293

TriForcePencil 293 方便进行基于 Wolff-Wilborn 的试验，同时确保符合规定的力与角度。其导向易于操作，可消除对压力的手动影响。经典的 Wolff-Wilborn 试验以最初 750 g 的测试重量进行。但是目前为此普遍应用了 7.5 N 的测试力。TriForcePencil 293 的重量块配备三个铅笔导向装置，根据其定位，以杠杆作用在铅笔尖上施加相应的测试力。

Technical Descriptions

Norms

  1. ISO 15 184
  2. SNV 37 113
  3. SIS 18 41 87
  4. NEN 5350
  5. ECCA T4

Technical specifications

Drive

Manuel

Testing Force

5-10 N

Equipment

product image
1 Set of standardized pencils (spare)
Order number: 910919141
Set = 17 standardized pencils (hardness 6B - 9H)

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