Kemrock Industries and Exports KPR 6450

KPR 6450 by Kemrock Industries and Exports is a general purpose, orthophthalate-based unsaturated polyester resin (UPR). It is available as liquid and cast resin. Offers excellent mechanical and corrosion resistance properties. KPR 6450 is suitable for processing by resin transfer molding (RTM). Recommended for FRP composites.

Polymer Name: Thermoset Polyester

Chemical Family: Polyesters, Unsaturated Polyester (UPE)

Processing Methods: Resin Transfer Molding (RTM)

Density: 1120.0 - 1120.0 kg/m³

Enhanced TDS

Knowde-enriched technical product data sheet

Identification & Functionality

Chemical Family: Polyesters,
Unsaturated Polyester (UPE)
Polymer Name: Thermoset Polyester
Composite Materials Functions: Resins, Binders & Matrix Materials
Plastics & Elastomers Functions: Resin
Technologies: Composite Materials,
Plastics
Product Families: Composite Materials — Polymers & Resins
Thermoset Resins
Plastics — Thermoset Resins
Polyesters
Product Type: UPR (Unsaturated Polyester Resin)

Features & Benefits

Materials Features

Corrosion Resistant,

Good Mechanical Properties

Key Features

Excellent Mechanical Properties.
Good Corrosion Resistance.
General purpose.

Applications & Uses

Markets: Automotive & Transportation,
Industrial
Applications: Industrial — Chemical & Industrial Manufacturing
Equipment & Parts
Automotive & Transportation — Transportation
Aerospace & Aviation
Plastics & Elastomers End Uses: Aerospace Applications
Composites Processing Methods: Resin Transfer Molding (RTM)

Properties

Color

Physical Form

Appearance

Clear

Physical Properties


	Value	Units	Test Method / Conditions
Viscosity (25°C, Liquid resin)	250.0	cP	-
Specific Gravity (25°C, Liquid resin)	1.12	-	-
Acid Value (Liquid resin)	23.0	mg KOH/gm	-
Volatile Content (Liquid resin)	35.0	%	-
Gel time (25°C, Liquid resin: 100gms, Cobalt octoate (3%) 1.0mL and MEK (50%) 1.5mL)	15.0	min	-
Water Absorption (Cast resin)	28.0	mg	-

Mechanical Properties


	Value	Units	Test Method / Conditions
Barcol Hardness (Cast resin)	42.0	-	-
Tensile Strength (Cast resin)	500.0	Kg/cm2	-
Flexural Strength (Cast resin)	1000.0	Kg/cm2	-

Thermal Properties


	Value	Units	Test Method / Conditions
Heat Deflection Temperature (Cast resin)	62.0	°C	-