liquid silicone rubber for computer keydoard

Description: Liquid Silicone Rubber for Computer Keyboard   (1) Type :RS-50XXA/B series   (2)Main characteristics and advantages This series of products are suitable for rapid vulcanization of two-component liquid silicone rubber in injection moulding process. They have the characteristics of high strength and low odor.   (3)   Product characteristics ●Excellent strength ●Rapid vulcanization at medium temperature ●Excellent thermal stability or weather ability ●Excellent resilience and dimensional stability ●Excellent yellow resistance and Heat aging resistance ●Molded products have low odor ●Compliance with FDA, ROHS, etc.   (4)   Applications Formed computer keyboard  ，Single KEY silicone cap   (5)   Packing 20KG/200KG Standard drum   (6)Technical Index

Index	Reference standard	Unit	RS-5040	RS-5140
Appearance			Basic opacity	translucent
Viscosity	DIN 53019	mpa.s	60.000	70.000
Density	DIN53 479A	g/cm³	1.08	1.09
Hardness	DIN53 505	°A	42	42
Tensile strength	DIN53 504 S2	MPa	5.0	5.5
Tear strength	ASTM D624 Die c	KN/m	10	13
elongation	DIN53 504 S2	%	300	300
Compression set	DIN53 517 22hrs at 175℃	%	25	25
Linear shrinkage	JISK 5301	%	1.5	1.5
Vulcanization conditions		140℃×10mins

  (7)Remarks The above typical data is for reference only, it can not be used as a basis before use. The specific forming process conditions should be determined by the product specifications and types. You can also contact to our engineering department.