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ELVAX™ 40L-03

ELVAX™ 40L-03

ELVAX™ 40L-03

EVA

陶氏化学(Dow Chemical)

产品描述

ELVAX™ 40L-03 is an ethylene-vinyl acetate copolymer resin for use in industrial applications. 

The melt index is consistent because resin molecular weight distribution is controlled to within a relatively narrow range. The molecular weight is high for this family of copolymers, so finished products will be relatively resistant to mechanical damage and elevated temperatures. 

Compared with other ethylene/vinyl acetate copolymers, ELVAX™ 40L-03 contains extremely low amounts of gel, or high-molecular-weight polymer, that can cause undesirable characteristics in finished products. 

Because ELVAX™ 40L-03 is somewhat crystalline, it is free flowing and does not mass during handling.


Uses 

Industrial Applications; Wire & Cable Applications; Wire Jacketing 


Composition 40% By Weight Vinyl Acetate comonomer content 

Thermal Stabilizer: BHT antioxidant


Features 

High Molecular Weight, High Viscosity 


Applications 

ELVAX™ resins can be used in a variety of applications involving molding, compounding, extrusion, adhesives, sealants, and wax blends.  

ELVAX™40L-03 is especially well suited for use in jacketing compounds for automotive ignition and low-smoke cables, and as strippable semiconductive shields for power cables. 

In these applications, the relatively narrow molecular weight distribution and the low gel properties help ensure that compounds will be consistent and finished products will be smooth-surfaced. Smooth, glossy surfaces are desirable because they can imply quality, while uniformity can enhance long-term performance.

Power cable semiconductive shields made with ELVAX™40L-03 also benefit from the consistency of their compounds and low gel content. Any inconsistency in shields can lead to cable failure.

基本信息
原厂资料
物性表(英文)
添加助剂
抗氧化剂
热稳定剂
法规认证
FDA(食品药品监督管理局)
成型方式
注塑
挤出
线缆挤出
共混改性
技术参数
物理性能 值/单位 测试标准 测试条件

密度

0.967 g/cm³ ASTM D792

熔体质量流动速率(MFR)

190℃/2.16 kg

3 g/10min ASTM D1238

醋酸乙烯(VA)含量

40 % Internal
热学性能 值/单位 测试标准 测试条件

熔融温度(Tm)

58 °C ASTM D3418
DSC

结晶温度

26 °C ASTM D 3418
DSC

加工温度

235 °C -
Maximum Processing Temperature
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