Showa RIGOLAC H-297 Unsaturated Polyester Resin

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RIGOLAC? H-297 is an unsaturated polyester resin with excellent corrosion resistance, heat resistance and non-flammability. In terms of corrosion resistance, it has excellent resistance to chromic acid chemicals and chromic acid.

3. Typical liquid resin properties

performances	unit (of measure)	(be) worth
25°C Viscosity	dPa/s	4.0 to 6.0
Curing Performance	-	-
Co Nap 6% part	classifier for gifts; newspaper, magazine, documents etc. as a whole; for a complete menu of food.	0.5
MEKPO 55% section	classifier for gifts; newspaper, magazine, documents etc. as a whole; for a complete menu of food.	1.5
Gel time	minutes	10.0-25.0

4. Typical mechanical properties Casting - Curing

unit (of measure)	(be) worth
tensile strength	55 MPa
Yield elongation	1.5%
bending strength	90 MPa
bending modulus	3.5 GPa
Barcol hardness	42
heat distortion temperature	114°C

Gluing - Curing

unit (of measure)	(be) worth
tensile strength	75 MPa
bending strength	140 MPa
bending modulus	5.7 GPa
Barcol hardness	48

Recipe: CM x 3 layers (CM: Chopped short fiber mat, 450 g/m2) Glass content: 30%

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