Hose，ETC
2025-06-23

Hose，ETC

Adding silica to the production process of other rubber products such as hoses, cables, and rubber rollers can improve their strength, wear resistance, anti-aging properties, and improve the performance and quality of rubber products.


ELD 175

Testing Item 

Unit 

Standard

Testing Method


Nitrogen Adsorption Surface Area


m2/g

165-185

ASTMD1993

Appearance

/

White Micro-Pearl / granular

Visual Inspection

Silica Content 

%

≥92

HG/T3062

Heating Loss(105℃, 2h) 

%

5.0-7.5

HG/T3065

Ignition Loss(1000℃,2h)

%

≤7.0

HG/T3066

pH Value PH值

/

5.5-7.0

HG/T3067

From the Soluble Salt Solution

%

≤ 1.5

GB/T5211.2

DBP Absorption Value ml/g  

ml/g

1.8-3.0

HG/T3072

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