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Ozone resistant conveyor belt

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Purpose:

Ozone resistant conveyor belt is mainly used to transport bulk, granular, powdery materials or finished articles under the conditions of outdoor sun exposure and strong ultraviolet.


Structure:

Ozone resistant conveyor belt is made of multi-layer impregnated nylon canvas and EP canvas as framework material, covered with ozone resistant covering rubber, and made by calendering, molding, curing and other processes.


Features:

This product is ozone resistant and wear-resistant


Main technical indicators:


Project

Type

NN、EP

Adhesion strength

Overlay and

Between cores

Thickness of covering layer > 1.5mm

More than N/mm

3.5

Thickness of covering layer: 0.8 ~ 1.5mm

More than N/mm

3.2

Between layers ≥ n / mm

4.5

Full thickness tensile strength value of tape / N / mm

160 ~ 3150

Elongation of full thickness longitudinal reference force of belt /% ≤

4

Coating performance


H (sharp wear)

D (high wear)

L (moderate wear)

Breaking strength / MPa ≥

24

18

15

Elongation at break /% ≥

450

400

350

Abrasion / mm3 ≤

120

100

200

Aging test (70 ℃× 168h)

Median value of tensile strength and elongation at break

It shall not be less than 75% of the corresponding value before aging.


Test conditions: ozone concentration (50 ± 5) × 10-8 (volume fraction), temperature (40 ± 2) ℃, elongation (20 ± 2)%, time 15-70h, ozone aging test results shall be free of cracks.




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