Saint-Gobain CHR® M852 Polyester Film Backing Natural Rubber Adhesive Pressure Sensitive Tape

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Saint-Gobain CHR® M852 Polyester Film Backing Natural Rubber Adhesive Pressure Sensitive Tape
Categories:	Polymer; Adhesive; Tape; Thermoset; Rubber or Thermoset Elastomer (TSE)
Material Notes:	CHR® M-Series (2 Mil PET/Rubber Adhesive) is manufactured from polyester film with rubber pressure-sensitive adhesive. Features/Benefits: Polyester backing resists damage from sharp edges, and protects tool surfaces from abuse and adhesive flash in vacuum bag sealing. M852 consisting of rubber adhesive is specially formulated to use as a flash mask protection tape in metal or composite bonding. The non-silicone adhesive eliminates silicone contamination and is specially formulated to remove cleanly from most surfaces after up to 4.0 hours at 177 °C. Also, polyester backings offer low cost, effective positioning tape for composite lay-ups prior to bag sealing. M852: function at temperatures through 130 °C. Applications: M852 offers economical methods to hold, insulate and/or protect materials, including capacitor and coil applications. Information provided by Saint Gobain Performance Products.
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Mechanical Properties	Original Value	Comments

Elongation at Break	120 %
Tear Strength	50.0 pli	Initial Tear Strength
Peel Strength	0.160 kN/m	Adhesion to Steel

Electrical Properties	Original Value	Comments
Dielectric Breakdown	6000 V

Thermal Properties	Original Value	Comments
Maximum Service Temperature, Air	350 °F
Minimum Service Temperature, Air	0.000 °F

Descriptive Properties
Color	Green

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PSTGQZ324 / 68838

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