Silastic® Q7-4720

Category: Silicone , Silicone
Manufacturer: Dow Corning Corporation
Trademark: Silastic®
Fillers: -
Ports: Qinzhou, Shekou, Shanghai, Ningbo
Delivery Terms FOB, CIF, DAP, DAT, DDP
PDF: 95dk94_SilasticQ74720.pdf
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Raw materials for medical device fabrication in the Healthcare Industry

APPLICATIONS
Silastic® BioMedical Grade ETR Elastomers (Q7-4720, Q7-4735, Q7-4750, Q7-4765, and Q7-4780) are heat-cured high consistency silicone rubbers designed for use by customers fabricating medical devices, including those intended for implantation in humans for less than 30 days.

DESCRIPTION
Silastic BioMedical Grade ETR Elastomers (Q7-4720, Q7-4735, Q7-4750, Q7-4765, and Q7-4780) are a series of two-part, enhanced-tear-resistant (ETR) silicone elastomers that consist of dimethyl and methylvinyl siloxane copolymers and reinforcing silica. The elastomers exhibit a range of hardness from soft (20 Shore A) to firm (80 Shore A). Each elastomer is supplied as a two-component kit (Part A and Part B), equal portions (by weight) of which must be thoroughly blended together prior to use. The elastomer is then thermally cured via addition-cure (platinum-cure) chemistry
General Information
Features
  • High Gas Permeability
  • No frost
  • Radiation disinfection
  • Pressure cooker disinfection
  • Ethylene oxide disinfection
  • Good coloring
  • High pressure heating resistance
  • Compliance of Food Exposure
Uses
  • Medical/nursing supplies
Agency Ratings
  • FDA 21 CFR 177.2600
PhysicalNominal ValueUnitTest Method
Specific Gravity 1.11g/cm³ASTM D792
HardnessNominal ValueUnitTest Method
Durometer Hardness (Shore A)22ASTM D2240
ElastomersNominal ValueUnitTest Method
Tensile Stress (200% Strain)0.400MPaASTM D412
Tensile Strength 9.29MPaASTM D412
Tensile Elongation (Break)1300%ASTM D412
Tear Strength 132.2kN/mASTM D624
Compression Set 30%ASTM D395
Note Message
1 .B mould
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