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Mould Making Polyurethane Resin Transparent Liquid

Mould Making Polyurethane Resin Transparent Liquid

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Brand Name :EXCEEDCHEM
Model Number :two component polyurethane resinTwo Component Polyurethane Resin for Mould Making
Certification :ISO9001:2008
Place of Origin :China
MOQ :1mt
Price :FOB Qingdao usd3.0/kg
Payment Terms :L/C, T/T
Supply Ability :1000mt/month
Delivery Time :5-8 work days
Packaging Details :20kg/drum; 200kg/drum
Components :two-component
Operating temperature :room temperature casting
Packing :20kg/drum; 200kg/drum
Shelf life :6months
Mix ratio :1:!
Color :transparent liquid
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Two Component Polyurethane Resin for Mould Making

1. Description

Pu rubber is two-part compounds that vulcanizes at room temperature.With 100% polyurethane resin properties. Containing no contain solvent,after curing, it will be forming a is light yellow clear also glittering layer.it's used extensively in industry, voltage transformer potting. A/B after curing ,it has excellent weatherability and resistance to UV - irradiation.Environmentally product,when in the sunshine,it can't change the color within short time.

2.Characteristics

PArt A is multi isocyanate compound,part B is polybasic alcohol compound,we can adjust

the hardness,working time ,curing time and viscosity with your references,meet the different needs whatever produced by machine or manul

Composition:

Part A 1. isocyanate R-N=C=O 2.polybasic alcohol R-[O-CH2-CH]nOH

part B 1.polybasic alcohol R-[O-CH2-CH]nOH 2: Isocyanate R-N=C=O

3.Catalytic agent C8H8HgO2;CH3COOC6H5Hg

4. Properties

Color part A :Colorless Transparent Liquid, PartB: Pale yellow viscous liquid
Viscosity(25℃) partA:curing agent:4000±50Mpa.s Part B : Bases:1900±50mpa.s
After mixing the viscosity: 2900±50 mPa·s
Density(25℃) Part A: 1.01±0.05 g/cm3
Part B: 1.00±0.05g/cm3
Mix ratio 1:1 10:9 10:8
Working time 19mins 22mins 25mins
Curing time 1hrs 2hrs 4hrs
Characteriatical after curing : Unit or test condition (eye- measurement )
Hardness(shoreA 70±5 63±5 55±5
Apperance Light yellow transparent surface, smooth without ripple
Density After curing 1.10±0.05g/cm3
Elongation 200% ISO 527
Water absorption ≤0.2% After 30 days of immersion
Temperature range -30~80

Weatherability

Aging and weather test in short time,coll oIrradiation(340nm):0.5w/m2;
color doesn't change to yellow.no oil on the surface,no pulverization Relative humidity:(60~80)%

Curing time: constant temperature 25 ºC,Mix ratio 1:1,

working time :19mins,Curing time: 1hr .

Mix ratio 10:9,working time:22mins, Curing time:2hrs.

Mix ratio:10:8 working time:25mins, Curing time 4hrs.

when temperature reduced,curing time will be increased;Recommended to use heating cure,temperature : 60~70℃

5. Storage life

12month( Store at room temperature 15℃ to 25℃ in sealed drum).

China Mould Making Polyurethane Resin Transparent Liquid for sale

Mould Making Polyurethane Resin Transparent Liquid

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