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product details
  • Product Name: newsprint tearing tester

  • Product model: sld-j
  • Product manufacturer: Chenchi instrument
  • Product documentation:
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Brief introduction:
Newsprint tearing tester is a special instrument for measuring tear strength of paper. Its main technical indexes and performance parameters are in accordance with the relevant provisions of ISO 1974 "paper - Determination of tearing strength (elmondorf method)" and gb455.1 "determination method of paper tearing degree". It is an ideal tester for papermaking, scientific research and product quality supervision and inspection industries and departments
Details:

Newsprint tearing tester


Newsprint tearing tester model: sld-j (Mechanical)

Purpose: the paper tearing tester is a special instrument for measuring the tearing strength of paper. Its main technical indexes and performance parameters conform to the relevant provisions of ISO 1974 "paper - Determination of tearing strength (elmondorf method)" and gb455.1 "determination method of paper tearing degree". It is an ideal tester for papermaking, scientific research and product quality supervision and inspection industries and departments.


Technical parameters of newsprint tearing tester:

Reference items

Technical indicators

measuring range

 

(10-1000) Mn, of which the standard pendulum and the light pendulum are the standard configuration, * the light pendulum is specially customized according to the user's requirements

Standard pendulum

(10-1000) Mn, division value 10MN

Wiggle

(10-500) Mn, division value 5MN

*Wiggle

(10-200) Mn, division value 2Mn

Indication accuracy

Indication error

Within the range of 20% ~ 80% of the upper limit value, ± 1%, outside the range ± 0.5% FS

Indication repeatability error

Within the range of 20% - 80% of the upper limit value ≤ 1%, and outside the range ≤ 0.5% FS

Tearing arm

(104±1)mm

Initial tear angle

27.5゜±0.5゜

Tearing distance

(43±0.5)mm

Paper surface size

(25 × 15)mm

Distance between paper clips

(2.8±0.3)mm


Standard configuration of newsprint tearing tester: mainframe

Standard: iso1974, gb455 one

 

 

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