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KNGFLEX 210 Polyurethane Sealant

Description:
KNGFLEX 210 is commercial grade, one-part, non-sag, polyurethane sealant that cures by reaction with atmospheric moisture to form a durable and weathering resistant elastomer, KNGFLEX 210 is manufactured in accordance with the ISO/TS 16949:2002.

Application:
 The metal plates and the framework of automobile
 The welding joint of the refrigeration compartment
 The glass curtain wall
 The side window glass of the passenger coach

Characteristics:
 Single components facilitationg  application to prevent the compulsory application once and all after mixed on construction sites ,thus causing no waste 
 Elastic, Good Initial Adhesion, and Moderate Intensity
 Good Gap-filling Capacity
 Short Drawing Wire When the Gluing Stops
 No Corrosion on Base Material, No Penetration Pollution
 Room temperature and humilidity curing:without any necessary heating , there is a wide range of construction temperature ,so construction can be carried out at a temperature betweeen 5oC and 40oC
Good weathering resistence Good Ageing Resistance

Technical Data: 

Item

               Properities                

apperance

Black paste

surface drying time

20-80

Curing rate(mm/24)

2-8

Destiny(≈, g/ml)

1.2

Volatile component(≤,%)

4

Hardness (shore A)

40-55

Slack(≤,mm)

0

Tensile strength(≥,Mpa

3.5

Extension at break (≥,%)

500

Shear strength(≥,Mpa)

2

Fracture strength(≥,N/mm)

7

     Strength at a given elongation(≥,MPa)

1

Operating temperature( oC )

-45~90


Storage and shelf life:
9 months

Instruction:
The sealed place must be completely cleaned and dried. If necessary, washing them with solvents such as toluene or acetone.
In order to keep better appear range. The joint of cover outside areas should be masked with tape before sealants apply.
Sealant can be repaired immediately and the masking tape should be removed before the sealant skins.
Previous using experiment is necessary beforehand.

Limitions:
 Don't use in structure glazing.
 Don't use in aquarium assembly and sealing.
 Don't use in places where have permeated grease, plasticizer or solvent such as wood permeated oil, uncured or half-cured resins. Etc.
 Don't use to joints which is hidden in earth or immersed in water for long time.
 Don't use to complete sealing space, results to lack of hydrosphere can't good solidify.

Packing:
310ml aluminum tube packing     
400ml 600ml flexible packing

210

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