LC-4000 Rigid PU Foam for Filling and Casting

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1. General Description
As a two component polyurethane system, LC-4000 rigid PU foam is fine-celled foam produced by the polyol and isocyanate that are mixed in correct proportions. It is designed for such use as filling and casting in the moulding applications where good skin is required.

This product can be applied to mould various components, including pipe shell, handmade article, mine plugging, as well as intricate mouldings such as fishing lures. It can be manually drill mixed, and the minimum speed is 2000 rpm. However, it should be processed by low-pressure plural polyurethane dispensing equipment.

LC-4000 Rigid PU Foam for Filling and Casting

2. Performance
This PU foam system has good flowability and short demoulding time. And the PU foam comes with uniform fine cells, high surface hardness, and high mechanical strength.

3. Product Property

3.1 Technical Property

Product Item		For filling	For casting
Product Item		Machine	Machine
Mixing Ratio	(pol/iso)	100/100	100/100
Cream Time	Sec.	14	20
Gel Time	Sec.	45	60
Tack Free Time	Sec.	63	70
Free Rise Density	Kg/m3	25	240

3.2 Foam Property

Property	Unit	Value
Property	Unit	For filling	For casting
Moulded Density	kg/m3	42	≥ 310
Closed Cell Content	%	≥ 90	≥ 91
Dimensional Stability	%	< 1	< 0.6
Coefficient of Thermal Conductivity	W/m K	≤ 0.024	≤ 0.024~0.022
Compressive Strength (10% Deformation)	Mpa	≥ 0.20	≥ 0.5

LC-4000 Rigid PU Foam for Filling and Casting

Related Names
Polyurethane Pour Foam | Hot Cast Elastomer | Self Skinning Urethane Foam

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