PRODUCT INFORMATION SHEET

APPLIED SILICONE CORPORATION MEDICAL IMPLANT GRADE (HCRP) HIGH CONSISTENCY PEROXIDE CURE SILICONE ELASTOMER SYSTEM 

   
 

DESCRIPTION 
 
Applied’s Medical Implant Grade System (HCRP) High Consistency Peroxide Cure Silicone Elastomer System is a one part, silicone elastomer for use in processes where high strength molded, calendared and extruded parts are desired in the Shore A durometer range of 50 and 65.  

Implant Grade HCRP contains 2,4-dichlorobenzoyl peroxide catalyst which will cure between 110° and 175°C. Postcure is required to remove peroxide residues.  

Custom formulation of color, radio-opacity, and other requirements is available upon request.  


BIOCOMPATIBILITY 
 
This material was designed to pass ISO 10993 requirements for long term implantation. A sample from each manufactured lot is subjected to an MEM Tissue Culture test.  

An FDA Master File reference including formulation, manufacturing methods, testing and toxicology is available. Additional testing is available on request. 


APPLICATIONS 
 
This product was designed to be used for standard rubber processing techniques such as two roll milling, extrusion, calendaring, compression and transfer molding. Cure is typically achieved in sixty seconds at 125ºC. post cure is necessary to stabilize physical properties and remove peroxide residues. Typical post-cure for a 4 mm thick sample is one hour at 200ºC or two hours at 170ºC. 

PRECAUTIONS 

A material safety data sheet is supplied with the shipment. Contact with eyes may cause temporary discomfort. Avoid contact with eyes.

Material should be two roll mill freshened before use. Avoid overheating when refreshing because this may cause premature vulcanization.  


PACKAGING AND STORAGE 
 
This product is available in 50 pound kits.  

This product should be stored under cool dry conditions below 30ºC. Containers should be sealed to avoid contamination.  

Suggested retest at six months from the date of shipment. 


LOT TESTING 

Each production lot has been Cytotoxicity tested and is certified as having passed toxicity and chemical tests assuring uniform chemical and biological properties. Other testing is available upon request.  


TYPICAL PROPERTIES 
 
These values are typical and are not intended for use 
in preparing specifications.
 
TEST RESULTS
POSTCURED 1 HOUR @ 200ºC:
PRESS CURE 3 MINUTES @ 120ºC:
40045 40046
HCRP-50 HCRP-65
DUROMETER, SHORE A 50 65
TENSILE STRENGTH, psi 1400 1400
ELONGATION, % 600 500
TEAR STRENGTH, ppi 190 270
SPECIFIC GRAVITY 1.15 1.22
APPEARANCE Milky, Translucent Gum Milky, Translucent Gum
CONSISTENCY Non-Flowing Gum Non-Flowing Gum

DISCLAIMER 
 
Applied Silicone Corporation warrants that this product meets applicable descriptions and specifications for a period of six months from shipment.  No other warranties, expressed or implied, are intended.  This product was designed for sophisticated users.  The user must carefully review literature for uses where adverse effects are reported for certain applications of silicone in medical devices.  The user of this material must independently determine that any product incorporating this material is safe and effective.  The user of this material must thoroughly test any application consistent with industry requirements and/or standards.  Applied Silicone Corporation disclaims any expressed or implied warranty against the infringement of any patent.  Any suggestion of use by Applied Silicone should not be taken as inducement to infringe on any particular patent. 
 

Revised APRIL 2006

270 Quail Court 
Santa Paula, California 93060
Phone: 805-525-5657 

Fax: 805-933-1675
Internet: www.appliedsilicone.com 
E-mail:  siliconesales@appliedsilicone.com

©2006ASC          January 1998-01TB

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