LT-WJB04-B circular writing machine

Short Description:

This circular writing machine evaluates the writing performance and line trace quality of pencil leads. Under a 100g load and a specific inclination angle (65±5° or 75±5°), the lead performs a standardized circular motion to objectively assess if the trace complies with specified requirements.

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Product Detail

Product Tags

Product Parameters
1	Scribing speed	(0~200mm/s)
2	The accuracy should not be lower than	±1 mm/s
3	Writing angle	(65±5)°
4	Writing load	0.98N
5	Backing plate	Polished stainless steel plate
6	Capable of testing	10 samples simultaneously
7	Power Supply	AC220V 50HZ

Standard
1	Ink ballpoint pens and refills GB/T 26714-2019
2	Writing performance, water-based ballpoint pen and refill QB/T 1655-2006
3	Writing performance, gel pen and refill QB/T 2625-2011
4	Writing performance, microporous pen tip ink pen; GB/T 26711-2011
5	Writing performance, erasability of ballpoint pens and refills QB/T 2993-2015
6	Writing performance, soft pen QB/T 4859-2015
7	Water-based ballpoint pens and refills QB/T 1655-2006
8	Test requirements for ballpoint pens and refills for circular writing machines as per QB/T2776-2006