Detailed Product Description

liquid silicone
High transparence
High tear strength
Good rebound property
High elongation and good rebound properties

1) Basic model: LSR39XXMU

2) Product Description

    SQUARE®LSR39XXMU is one kind of 2-part liquid silicone rubber,catalyzed by platinum, mixing ratio

    of parts A:B=1:1,suitable for injection molding processes,meet biology activityrequirement of ISO 10993.

3) Key Features

       High transparence

       High tensile and tear strength

       Good rebound property

       High elongation 

       Excellent thermal and cold stability( -60250)

       Low yellowing

       Outstanding resistance to ageing

        Meet ISO10993 biological reactivity test,GB/T 16886.10-2000 and GB/T16886.5-2003 standard

4) Applications

Be suitable for making medical instruments used inside or outside of human body

5) Storage

    Stored in its original unopened container at room temperature (max. 30°C). it

has a shelf life of 12 months from the date of manufacturing.

6) How to use

    Ready-to-use mixturescomponent A and Bare fed directly to injection molding machine from the original containers by means of a metering end mixing unit called static mixer. The mixtureat the mixing ratio 1to1 is injected into the heated mould at the mould temperature of 160-200,the mixed silicone rubber will be vulcanized in a few seconds.

7) Packaging

    SQUARE®LSR39xxMU A/B is available in 20kgs pails or 200kgs drums.

8) Typical properties

Property	Standard	Unit	LIM3930MU	LIM3940MU	LIM3950MU	LIM3960MU	LIM3970MU
Appearance			transparent	transparent	transparent	transparent	transparent
Viscosity		[mPa.s]	400,000	600,000	700,000	700,000	800,000
Shore A hardness	DIN53 305	ºA	30	40	50	60	70
Density	DIN53 479A	g/cm3	1.07	1.08	1.10	1.12	1.14
Tensile strength	DIN53 504 S2		7.5	8.0	8.0	8.0	7.5
Elongation at break	DIN53504 S2	%	700	550	400	320	300
Tear strength	ASTM D624 Die B	/	.0	28.0	35.0	30.0	30.0
Compression set	DIN53 517 22hrs at 175	%	20.0	20.0	21.0	21.0	22.0
Linear shrinkage	JISK 6301	%	2.5	2.5	2.5	2.4	2.4
Mixing ratio of  AB=11
Cure condition: 7min/150 150mmX150mmX2mm

9) Remarks

    These figures are for reference only, Please contact us for detail