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Polyurethane Foam Chemicals
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Polyurethane Foam Chemicals

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Polyurethane Foam Chemicals


Physical Properties

AppearancePale yellow to brown viscous liquid
Hydroxyl Value                mgKOH/g200-300
Dynamic Viscosity (25 ℃)       mpa.s100-200
Specific gravity (20 ℃ )           g/ml1.12-1.20
Storage Temperature ℃10月25日
Storage Stability               month6

Recommended Ratio


pbw

DJD-105 blend polyols

Isocyanate

100

100-105

Reactivity Characteristics

(The temperature of the system is 20℃,and the exact value varied depending on processing condition)

Cream Time s

Gel Time s

3-5

6-10

Foam Performances

items

Test Method

Index

Spray Density

Closed-cell Rate

Initial Thermal Conductivity15

Compressive Strength

Adhesive Strength

Elongation at break

Dimentional Stability  24h  -20

24h   70

Water Absorption

Oxygen Index

GB 6343

GB 10799

GB 3399

GB/T8813

GB/T16777

GB/T9641

GB/T8811


GB 8810

GB 8624

>40kg/m3

≥90%

≤24mW/(m.K)

≥150kPa

≥120kPa

≥10%

≤1%

≤1.5%

≤3%

≥26



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