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Rigid Spray Polyurethane Foam for Wall

    Buy cheap Rigid Spray Polyurethane Foam for Wall from wholesalers
     
    Buy cheap Rigid Spray Polyurethane Foam for Wall from wholesalers
    • Buy cheap Rigid Spray Polyurethane Foam for Wall from wholesalers

    Rigid Spray Polyurethane Foam for Wall

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    Brand Name : Exceedchem
    Certification : ISO9001, SGS
    Model Number : EX-500
    Price : USD1.00/kg-USD6.00/kg
    Delivery Time : within two weeks after confirming the order
    Payment Terms : T/T, L/C at sight
    Supply Ability : 100mt per month
    • Product Details
    • Company Profile

    Rigid Spray Polyurethane Foam for Wall


    Rigid Spray Polyurethane Foam Systems for Wall

    1. Introduction

    This is spray blend polyols. It reacts with isocyanate to produce foam which has excellent performances, which are as follows.

    ● Fine and uniformity cells.

    ● Low thermal conductivity.

    ● Perfect flame resistance

    ● Good low temperature dimensional stability.

    It applies to all kinds of thermal insulation engineering which use the spray technology, such as cold rooms, pots, large-scale pipelines and construction metope etc.

    2. Physical property

    No.

    Item

    Specification

    1

    Appearance

    Light yellow to brown yellow transparent liquid

    2

    Hydroxyl value, mgKOH/g

    310-380

    3

    Dynamic viscosity (25℃) mpa.s

    100-200

    4

    Specific gravity (20℃) g/ml

    1.12-1.20

    5

    Storage temperature, ℃

    10-25

    6

    Storage stability, month

    6


    3. Recommended ratio

    Item

    pbw

    Blend polyols

    100

    Isocyanate

    100-105

    4. Products reactivity

    The temperature of component is 20℃, the actual value is varied according to pipe diameter and processing condition.

    No.

    Item

    Specification

    1

    Cream time, s

    3-5

    2

    Gel time, s

    6-10


    5. Foam performance

    No.

    Item

    Standard

    Specification

    1

    Spray density

    GB 6343

    ≥35kg/m3

    2

    Closed-cell rate

    GB 10799

    ≥90%

    3

    Initial Thermal conductivity (15℃)

    GB 3399

    ≤24m W/ (m.K)

    4

    Compressive strength

    GB/T8813

    ≥150kPa

    5

    Elongation at break

    GB/T9641

    ≥10%

    6

    Adhesive strength

    GB/T16777

    ≥120kPa

    7

    Dimensional stability (24h,-20℃);

    (24h, 70℃)

    GB/T8811

    ≤1.0%;

    ≤1.5%

    8

    Water absorption

    GB 8810

    ≤3%

    9

    Oxygen index

    GB 8624

    ≥26


    The data provided above are typical value, which are tested by our company. For our company’s products, the data included in the law do not have any constraints.


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