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China EVA foam the melt index increases

Hunan Raco Enterprises Co.,Ltd. 7/17/2013 5:58:58 PM

It vinyl acetate content and molecular weight, China EVA foam melt index great deal. When the melt index (MI) must, vinyl acetate (VAC) content increased, when its elasticity, softness, compatibility, transparency, etc. also rise.

When the VAC content decreased when the performance is close to, China EVA foam polyethylene, increased stiffness, wear resistance, electrical insulation is improved. If the VAC content of certain time,China EVA foam the melt index increases, the decline in the softening point, improved processability and surface gloss, but the intensity will drop, or, with the decrease in the molecular weight increases MI, China EVA foam impact properties and improved resistance to environmental stress cracking resistance.

The polarity acetate increases the elasticity and viscosity,China EVA foam crystallinity and electrical properties, soluble in hydrocarbon solvents and oils.

China EVA foam and is characterized by:

1,China EVA foam biodegradable: Discard or combustion does not harm the environment.

2, similar to PVC Price: China EVA foam PVC toxic than the price is more expensive, but relatively free of phthalates in PVC is cheap.

3, light weight: China EVA foam density ranging from 0.91 to 0.93, and the PVC was 1.32.

4, No odor: China EVA foam excluding like ammonia (ammonia) or other organic odors.

5, China EVA foam does not contain heavy metals: toys comply with the relevant international regulations (EN-71 Part 3 and ASTM-F963).

6, China EVA foam does not contain phthalates: Suitable for children toys and does not produce hazardous plasticizers release.

7, China EVA foamhigh transparency, flexibility and toughness: very broad range of applications.

8, super low temperature (-70C): suitable for freezing environments.

9, resistant to water, salt and other substances: In most cases, China EVA foam the application can remain constant.

10, high fever stickers resistance: China EVA foam can be firmly affixed to the nylon, polyester, canvas and other cloth.

11, the low bonding temperature: You can speed up China EVA foam production.

12, screen printing and offset printing: Can be used for multi-pattern products (but must China EVA foam-type ink).

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