Poly 75-79 Liquid Rubber

Price:	$709.00

Poly 75-79 Liquid Rubber is a two-part, liquid polyurethane system that cures (RTV) to a yellow, Shore A80 rubber. This is a pourable rubber, but it can be easily thickened with PolyFiber II Thickener for brush-on application.

View all Poly 75-Series Liquid Mold Rubbers.

Quantity

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This 120-lb kit includes:
80 lb of Poly 75-Series Part A (~10 gallons)
40 lb of Poly 75-79 Part B (~5 gallons)

Specifications & Product Information

Mix Ratio	Shore Hardness	Pour Time	Cured Color	Mixed Viscosity	Specific Volume	Demold Time	Shrinkage Upon Cure
2A:1B by weight	A80	20 min.	Yellow	2,000 cP	26 in³/lb	~16 hr.	Nil

Notes:

The color of polyurethane Part Bs may change in color from batch to batch or may darken with age, but product performance is not affected. For additional physical property specifications, refer to the Physical Properties Bulletin.

Product Literature

Poly 75-Series Technical Bulletin

Physical Properties Bulletin

Safety Data Sheet - Part A

Safety Data Sheet - Part B

Accessories

Add Poly 74/75 Part X Accelerator to liquid polyurethane rubbers to accelerate the pour times and cure times.

Poly 74/75 Part X Accelerator

Poly 74/75 Part C Softener is an additive that can be added to liquid polyurethane rubbers to reduce their mixed viscosity and to soften the cured rubber.

Poly 74/75 Part C Softener

Add PolyFiber II to Polytek^® liquid polyurethane plastics or rubbers to thicken for brush-on application or to make mold shells.

PolyFiber II Thickener

A silicone-based, aerosol spray release agent for use on non-porous or sealed models when making polyurethane rubber molds.
Not recommended for use with silicone mold rubbers.
Also apply to cured polyurethane molds when casting a variety of materials, including polyurethane liquid plastics, rubber and epoxies.

Pol-Ease^® 2300 Release Agent

Add UV Additive to liquid polyurethane rubbers and plastics to improve exterior durability and reduce surface degradation caused by sunlight or other UV light sources.

UV Additive

Spray PolyPurge dry gas into open containers of liquid polyurethane products just before resealing the lid.
PolyPurge displaces moist air, thus extending the life of the liquid product.

PolyPurge Dry Aerosol Gas

Liquid dyes for coloring Polytek polyurethane liquid rubber and plastic products.
8 color options.

PolyColor Dyes

Related Products

Poly 75-80 Liquid Rubber
Type: Polyurethane Rubber
Shore Hardness: A80
Mix Ratio: 2A:1B
Pour Time: 45 Minutes
Demold Time: 16 Hours
Color: Yellow

Poly 75-80 Liquid Rubber

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Poly 75-79 Liquid Rubber