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Help CenterPolyurethane Vacuum Casting Resin Yc-8612ab Like ABS Plastic 1:1
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YC8612
POLYURETHANE CASTING FOR
TECHNICAL AND PROTOTYPES PARTS
，Hardness 82D
DESCRIPTION
Used by vacuum casting or low pressure injection process in silicone or rigid moulds for the realisation of prototype parts and mock-ups whose mechanical properties are close to thermoplastics like filled polypropylene or filled ABS.
PROPERTIES
- Good thermal resistance
- Good impact and flexural resistance
PHYSICAL PROPERTIES
Composition |
A |
B |
Mixed |
||
Mixing ratio by weight |
100 |
100 |
|||
Aspect |
Liquid |
Liquid |
Liquid |
||
Color |
White |
Amber |
Off white |
||
Viscosity at 25℃ (mPa.s) |
BROOKFIELD |
175 |
60 |
100 |
|
LVT |
|||||
Density of parts before mixing at 25℃ (g/cm3) |
ISO1675：1975 |
1.02 |
1.15 |
- |
|
|
Density of cured mixing at 23℃ (g/cm3)
|
ISO2781：1988 |
- |
- |
1.06 |
|
Pot life at（200g）at 25℃ |
- |
6-7 |
|||
(minutes) |
|||||
Hardness 23℃ |
ISO 868 :1985 |
SHORE D |
80-82 |
Flexural strength |
ISO 178 :2001 |
MPa |
75 |
Flexural modulus of elasticity |
ISO 178 :2001 |
MPa |
1750 |
Tensile strength |
ISO 527:1993 |
MPa |
50 |
Elongation at break |
ISO 527:1993 |
% |
18 |
Impact strength |
ISO 179/2D :1994 |
KJ/m2 |
60 |
MANUAL PROCESSING CONDITIONS
l Warm the products at 23°C if stored at a lower temperature.
l Degas each part before use.
l Weight both parts 1:1
l Vacuum casting into silicone moulds.
l A+B Mix for 1 minute minimum,cast in a silicone mould preheated at 30-40°C.
l Using vacuum 1-2minutes.
l Heated 40-60 minutes at 80-100°C (let cool before demolding).
HANDLING PRECAUTIONS
Normal health and safety precautions should be observed when handling these products:
l ensure good ventilation,
l wear gloves and safety glasses.
For further information, please consult the product safety data sheet.
STORAGE CONDITIONS
Shelf life of both parts is 9 months in a dry place and in original unopened containers at a temperature between 15 and 25° C. Any open must be tightly closed under dry nitrogen blanket.
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