Epoxy resin for vacuum bag
- Product Usage:The raw material of epoxy resin for vacuum bag is suitable for wind power blade, engine hood, yacht, auto parts, machinery, building materials, carbon fiber, aerospace and other large component composite materials
Description
General properties: Special epoxy resin for vacuum bagging is a high-performance composite vacuum filling (VIP process) epoxy resin modified by carbon nanotube reinforcement technology patent.
Application: The raw material of epoxy resin for vacuum bag is suitable for wind power blade, engine hood, yacht, auto parts, machinery, building materials, carbon fiber, aerospace and other large component composite materials
Composition information:
Glycidyl ether 60% - 90%,
Other non hazardous components 40% - 10%
Physical and chemical properties
Physical state: liquid
Hue: light black
Smell: slight smell
Solubility: slightly soluble in water
TECHNICAL DATASHEET
Resin system
Resin viscosity (25 ℃): 1300mPas
Density: 1.13-1.16g/cm3
Flash point: 230 ℃
Curing agent
Viscosity (25 ℃): 19mPas
Density: 0.9-1.0g/cm3
Flash point: ＞ 200 ℃
Mixing characteristic
Weight ratio: epoxy resin : curing agent: = 100 : 30
Gel time min (25 ℃) 90
Glass transition temperature (℃) 80
Mechanical properties:
Curing method: curing at room temperature, and treatment after 3 hours at 50 ℃
Performance of liquid state:
Tensile strength: ≥ 63MPa
Tensile modulus: ≥ 2.9GPa
Tensile fracture strain: ≥ 4.0%
Bending property (ISO 178) Bending modulus: ≥ 2.9GPa
Bending strength: ≥ 105MPa
Composite material performance (glass fiber uniaxial UD1200)
Tensile strength: ≥ 930Mpa
Tensile modulus: ≥ 44Gpa
Compressive strength: ≥ 630Mpa
Compression modulus: ≥ 42Gpa
Operation information
1. Before mixing: remove dust, grease and moisture from the mold surface
2. Mixing: Mix the resin and curing agent in proportion and leave for 2-5 minutes to let the bubbles escape. It can also be operated in a vacuum environment
3. Curing process: the product is cured at 25 ℃, and treated after 3 hours at 50 ℃
Storage conditions
The resin system will not crystallize when properly stored in a closed container, and should be stored in a closed container to avoid direct sunlight and keep dry, with a shelf life of more than 1 year.
