Thermal Insulation Blend Polyol EX-7225 With High Crack Resistance
Thermal Insulation Blend Polyol EX-7225 With High Crack Resistance
Description
Applicable to building outer wall insulation, composite insulation & waterproof construction and cold room insulation, the product features great temperature adaption and mixing property to fit variable working conditions and construction machines. Finished foam has superior heat preservation, anti-cracking performance, high closed-cell rate, outstanding compressive strength and favorable adhesive power.
Specification
|
|
Unit |
EX-7225 |
|
|
Appearance |
|
Light yellow to brownish yellow transparent liquid |
|
|
Viscosity(25℃) |
mPa·S |
300-500 |
|
|
Specific Gravity (20℃) |
g/ml |
1.05-1.15 |
|
|
Hydroxyl Value |
mgKOH/g |
100-200 |
|
|
H₂O |
% |
4-5 |
|
|
REACTION PROPERTY |
|||
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Material temperature |
℃ |
18-22 |
|
|
Mixing time |
s |
2-3 |
|
|
Cream time |
s |
3-5 |
|
|
Stringing time |
s |
6-12 |
|
|
Free foam density |
Kg/m³ |
27-29 |
|
|
High-Pressure Machine Mixing |
|||
|
Cream time |
s |
1-3 |
|
|
Stringing time |
s |
3-5 |
|
|
Free foam density |
Kg/m³ |
27-29 |
|
|
PRODUCT PROPERTY |
|||
|
Overall density |
kg/m3 |
37-42 |
|
|
Compressive strength |
kPa |
≥150 |
|
|
Dimensional stability |
% |
≤1 |
|
|
Thermal Conductivity |
|
≤0.027 |
|
|
Closed-Cell Rate |
% |
≥90 |
|
|
Water Absorption |
% |
≤3 |
|
|
Flame Retardant Performance |
Oxygen Index |
≥28 |
|
Package
200kg per steel drum
Shelf life
Safety
First aid: Wash contaminated skin with soap and water and clean polluted clothes; see a doctor for allergies. Flush eyes with water over 15 mins and visit a doctor if eye exposure happens. Get urgent medical support for ingestion; stomach emptying is allowed only per doctor’s instruction, do not administer anything orally to unconscious people.
Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.