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SHD Composites VTC212

Shanghai Sunwise Chemical VTC212 (DF212) is a toughened epoxy prepreg system designed for out of autoclave cure allowing flexibility in component manufacture. This resin system color is gray.

Product families

Composite Materials — Prepregs & Molding Compounds
  • Thermoset Prepregs

Other characteristics

Functions
Prepreg
Polymer Name
Epoxy Resins & Compounds
Processing Methods
Out of Autoclave Prepreg
Markets
Consumer Goods
Applications
Consumer Goods — Sports & Recreation
Key Features

Cure temperature from 65°C to 120°C; Service temperature up to 130°C after post cure; Low CTE and shrinkage; Work life at 20°C: 21 days; Storage life at -18°C: 12 months; Very low VOC content – no added solvents during manufacture; Out of Autoclave

Technology
Composite Materials
Packaging Type
Bags
Labeling Claims
Low VOC
Health and Safety

This material contains epoxy resin which can cause allergic reactions with skin contact and must avoid repeated and prolonged skin contact.; The following precautions must be taken when using epoxy resin prepregs:; Overalls must be worn.; Impervious gloves must be worn.; Curing schedule is meant to be as a guide only and is subject to local conditions.; To avoid exotherm, particular care must be taken with thick laminates.; Ramp rates must not exceed 1.0°C/min during initial cure and 0.3°C/min during post cure.

Material Features
  • Excellent Toughness
  • Improved Flexibility
  • Low Shrinkage
Storage and Out Life

This material should be kept frozen at -18°C. It must be kept sealed in a polythene bag which must not be opened until fully thawed to room temperature. If the material is not fully used, then the material must be resealed in the polythene bag to prevent moisture absorption.

Typical Applications
General purpose – Visual – Out of Autoclave
Recommended Cure Cycle

Recommended Cure Cycle 1:; 1 st dwell at 50°C for 1h, at a ramp rate of 1°C/min under full vacuum; 2 nd dwell at 60°C for 1h, at a ramp rate of 1°C/min under full vacuum; 3 rd dwell at 70°C for 10h, at a ramp rate of 1°C/min under full vacuum; Recommended Cure Cycle 2:; 3 rd dwell at 70°C for 1h, at a ramp rate of 1°C/min under full vacuum; 4 th dwell at 120°C for 1h, at a ramp rate of 1°C/min under full vacuum; *thin laminates only, to avoid exotherm – contact our technical team for advice.; Curing Schedule is meant to be a guide only and is subject to local conditions.; To avoid exotherm particular care must be taken with thick laminates.; Ramp rates must not exceed 1.0°C per minute during initial cure.; Ramp rates must not exceed 0.3°C per minute during post cure (free standing

Composite Materials Functions
Prepreg
Composites Processing Methods
Out of Autoclave Prepreg

Technical data

Table 1 of 1

6 rows
CharacteristicValueUnitMethod
Cure Temperature65 - 120°C—
Cure Time16 - 1—hrs,mins
Outlife21—months
Tg Onset135——
Tg Peak140——
Service Temperature130°C—

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