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LR-F5700 Extruded Fluorosilicone Rubber

Name: LR-F5700 Extruded Fluorosilicone Rubber
Brand: Nanjing Silfluo New Material Co., Ltd.

It has excellent oil, solvent resistance,acid and alkali resistance.

This product is suitable for DCPH-vulcanized extrusion molding.

Where to buy PDF Download

Description of LR-F5700 Extruded Fluorosilicone Rubber

Chemical Name	Extruded Fluorosilicone Rubber
Synonyms	Fluorosilicone gum
Equivalents

Typical Technical Properties of LR-F5700 Extruded Fluorosilicone Rubber

Test Item	Standard
Test Item	Test Method	LR-5760	LR-5770
Appearance	Visual	Translucent, smooth surface, no impurities
Specific Gravity (g/cm3)	ASTM D792	1.44	1.48
Hardness / shoreA	ASTM D2240	60	70
Tensile Strength (MPa)	ASTM D412	10.5	10.1
Elongation At Break (%)	ASTM D412	207	201
Tear Strength (KN/m)	ASTM D624-B	18	17
*Heat Resistance 225°C X 72h	Hardness change/shore A	4	5
	Tensile strength change %	-27	-24
	Elongation at break change %	-26	-23
Fuel C Volume change/% 23°C X 72h	ASTM D471	21	20
IRM903 Volume Change/% 150°C X 72h	ASTM D471	4.5	4
Nitric acid/sulfuric acid/hydrochloric acid mixed solution PH < 1 100°C X 120h
Acid Resistance Volume Change/%	ASTM D471	0.3	0.3
3% sodium hydroxide aqueous solution 60°C X 72h
Alkali Resistance Volume Change/%	ASTM D471	0.4	0.3
Curing Condition	0.8 DCPH, Press cure: 120°C x 15min, Post cure: 200°C x 4h

The above values are not intended for use in preparing specifications.

Heat resistance additives need to be added to meet the requirements of heat resistance.

Processing Advice of LR-F5700 Extruded Fluorosilicone Rubber

It is recommended to use 0.8 ~ 1 phr. 2,4-Dichlorobenzoyl peroxide(DCPH).
The customer shall decide the optimum curing temperature and time according to the product dimensions and curing methods.

Package & Storage of LR-F5700 Extruded Fluorosilicone Rubber

Packed in plastic bags placed into reinforced cardboard boxes. Each box contains 2 bags with 10kg per bag.
Keep in cool, dry and ventilated place. Keep away from sunlight and fire sources. This product has cold-flow characteristics, should avoid bag breakage in the process of transportation and usage, shelf life is 12 months from the date of production. It is shipped as non-hazardous substance.

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