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Silopren® LSR 4080

Category:	Silicone Rubber, LSR , Silicone Rubber, LSR
Manufacturer:	Momentive Performance Materials Inc.
Trademark:	Silopren®
Fillers:	-
Ports:	Qinzhou, Shekou, Shanghai, Ningbo
Delivery Terms	FOB, CIF, DAP, DAT, DDP
PDF:	YnpU4g_Silopren-LSR-4080.pdf
PRICE:	Order Products email sales@su-jiao.com

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Message

LSR 4080 is a two-component liquid silicone rubber for injection moulding processes. The LSR 4080 enables particularly the production of parts for healthcare devices such as sealing elements, O-rings, diaphragms, ear plugs, bellows, baby teats, respiratory devices, air vent flaps, tube connectors, catheters and mats.

Key Features and Benefits
Vulcanizates consisting of LSR 4080 are distinguished by the following properties:

Good rubberlike properties

Excellent biocompatibility

Sterilisable with ethylene oxide, steam and gamma radiation

Long service life at dynamic stress

Neutral odour and taste

High recovery after puncture

High temperature stability

Easy pigmentable with LSR colour pastes

General Information
Features	Biocompatible Ethylene Oxide Sterilizable Good Colorability Good Thermal Stability Low to No Odor Low to No Taste Radiation Sterilizable Steam Sterilizable
Uses	Connectors Diaphragms Medical/Healthcare Applications Seals
Agency Ratings	BfR Food Contact, Unspecified Rating FDA 21 CFR 177.2600 ISO 10993 USP Class VI
Forms	Liquid
Processing Method	Injection Molding

Physical	Nominal Value	Unit	Test Method
Density	1.13	g/cm³	DIN 53479

Hardness	Nominal Value	Unit	Test Method
Durometer Hardness (Shore A)	79		DIN 53505

Elastomers	Nominal Value	Unit	Test Method
Tensile Strength	7.00	MPa	DIN 53504
Tensile Elongation (Break)	150	%	DIN 53504
Tear Strength ¹	5.00	kN/m	ASTM D624
Compression Set (175°C, 22 hr)	25	%	ISO 815

Thermoset	Nominal Value	Unit	Test Method
Thermoset Components
Part A	Mix Ratio by Weight: 1.0
Part B	Mix Ratio by Weight: 1.0
Post Cure Time (200°C)	4.0	hr

Additional Information	Nominal Value	Unit	Test Method
Vulcanization (175°C)	10.0	min

Uncured Properties	Nominal Value	Unit	Test Method
Color
-- ²	Translucent
-- ³	Translucent
Viscosity			DIN 53018
20°C ⁴	250	Pa·s
20°C ⁵	300	Pa·s
Pot Life (20°C)	4300	min

Note Message
1 .	Die B
2 .	Part B
3 .	Part A
4 .	Part B
5 .	Part A

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