Hafman Glass fiber putty

Glass fiber putty is a semi flexible, auto body putty used as a putty in the body of the car and fiberglass surfaces with excellent adhesion, shaping and sanding properties. It has a butter-like work ability with a creamy texture for easy application. With the addition of benzoyl peroxide (the hardening substance) it readily hardens even at lower temperatures (below to 5°C). Polyester Putty provides a tack-free and pin-hole free surfaces with no shrinkage after curing.


Polyester Putty can be applied to bare metal, including aluminum, galvanized steel, SMC, FRP as well as old painted metal surfaces. It can also be applied on glass fiber surfaces.

MIXING RATIO: At the room temperature, mix the ingredients with 2-3% benzoyl peroxide and then use.


GEL TIME: 4-6 minutes depending on temperature and proportion of benzoyl peroxide paste.

SANDING: Polyester Putty can easily be sanded after 20 to 30 minutes after application.

STORAGE : Polyester Putty should be kept in its original can and in a cool place with the lid securely closed. Polyester Putty can be stored under suitable conditions, for one year at temperatures up to 25°C.

CAUTION: Flammable. Vapor may cause flash fire. Store at a temperature of 25-20 ° C. Do not return unused mixed putty to can. Polyester Putty should only be used by trained professionals. Harmful if inhaled. Irritating to eyes and skin. Do not eat, drink or smoke while using this product. Do not breathe the vapors. In case of contact with eyes, rinse immediately with plenty of water and seek medical assistance. If swallowed, do not induce vomiting. Call a physician immediately. Use only in well-ventilated areas away from heat and flames. Keep out of reach of children. Keep lid tightly closed when not in use. You can never use a can of food.

Hafman Glass fiber putty is produced in green and grey colors.