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12 10, 2021

ASTM D2632 – Vertical Rebound Resilience Test Method and Instrument for Rubber

2022-02-25T10:23:51+00:0012/10/2021|Product Tests|

Rubber Rebound Resilience is a property of reversible deformation under the action of external force. As we know, rubber is a highly elastic polymer material. It is [...]

13 05, 2021

Akron Abrasion Tester – Determination of Abrasion Resistance of Vulcanized Rubber

2021-11-12T08:46:32+00:0013/05/2021|Product Tests|

Request for Quotations Definition and Meaning The wear resistance of vulcanized rubber is expressed with the abrasion loss of the rubber sample under mechanical friction. This method is called [...]

13 03, 2021

How to Use Ball Burst Method to Measure Uppers Resistance to Damage(Distention and Strength of Leather Surface)

2021-04-06T05:01:13+00:0013/03/2021|Product Tests|

Leather of upper stretched tightly on the last or worn on the feet is not only subjected to tensile force from different directions, but also subjected to jacking force of [...]

4 03, 2021

How to Measure the Thickness of Leather with Leather Thickness Tester

2021-04-06T05:22:33+00:0004/03/2021|Product Tests|

Different types of leather have different requirements for thickness. For example, the thickness of general cowhide leather for vamp is 1.2mm-1.5mm, and sheepskin leather for upper is 0.6mm-0.9mm. Determining the [...]

24 02, 2021

How to Use Leather Shrinkage Temperature Tester to Conduct Shrinkage Temperature Measurement

2021-04-06T05:39:24+00:0024/02/2021|Product Tests|

Leather test piece is placed into water to heat up slowly, which begins shrinking suddenly when the water temperature reaches a certain value. The temperature at this critical point is [...]

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