LSR 6370 is a 70 durometer, liquid silicone rubber designed for producing high clarity, high strength parts through injection process.

Details

LIQUID SILICONE RUBBER  LSR 6370

Description:  LSR 6370 is a 70 durometer, liquid silicone rubber designed for producing high clarity, high strength parts through injection process.

Applications：

Baby care parts

Respiratory mask

Automotive applications: valves, gaskets, seals

Skin contact parts like liners

Balloons

Cushioning applications

Others

Features:

Good mold release and Easily pigmented

Superior clarity

High performance physicals – high tear and elongation

Rebound resilience characteristics – cushioning and non-tacky

Soft, skin-like feel when molded

Typical Properties:

Properties                             Test Method                 Values

                                                   CTM

Appearance                                                              Clear

Specific gravity                                                           1.14

Extrusion Rate, g/min                                                   70

                                                                             Press Cured11      Post Cured11

                                                     ASTM                   5minutes, 177℃    4hours,200℃

Hardness, Shore A                       D2240                  68                    70

Tensile Strength, psi (N/mm2)     D412                  1300(9.0)         1200(8.3)

Elongation at break, %               D412                     450                400

Tear Strength, ppi (N/mm)         D 624, Die B          240(41)            200(35.1)      

Modulus 100%, psi (N/mm2)       D412                      530                      580(4.0)    

Resiliency, %                                D2632                     63                   60

Packaging:  LSR 6370 is available in 20 kg pails or 200 kg drums.

Storage and shelf life:  LSR 6370 when stored in the original, unopened container at room temperature 24°C (77°F), can be stored for 12 months from the date of manufacturing. Beyond this date,  no longer guarantees that the product meets the sales specifications.