Sole heat resistance testing machine
Main uses:
The sole heat resistance tester is used to test the heat resistance and temperature insulation performance of finished shoes under high temperature sand and stone heat temperature medium.
Reference standard:
EN ISO 20344, EN ISO 8772-1, GB/T 20991-2007, ANSI, JIS, CSA, GB12017-1989, LD50-1994 and other standards
Test principle:
The sandbox is heated to 150℃， the sand covers the contact point between the sample upper and the sole, and the change of the insole temperature over 30 minutes is recorded, accurate to 0.5℃。
Technical parameters:
Sand bath box size: （40±2）cm*（40±2）cm, height: 8cm
Sand height: ≥5cm
Sand size: （0.3 —— 1.0）mm
Sand volume: 5000±250cm
Test temperature: （150±5）℃ or （250±5）℃
Heating power: 2500±250W or more
Heat transfer medium: 5mm steel ball, total mass 4kg
Copper/copper-nickel thermocouple: Solder a copper disc 2±0.1mm thick and 15±1mm diameter
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