Latest News
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NEW PERSONNEL
Due to further demand for Research and Development projects Alchemie are pleased to welcome Matthew Cunnington to its R&D team. Matthew joins the team with a Masters degree in Chemistry and a diploma of Industrial studies with a bias to Polyurethane …
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COMPOSITES ENGINEERING SHOW
Alchemie enjoyed a hugely successful Composites Engineering Show, which was held at the N.E.C. Birmingham. This is the first time the company has exhibited at the show, but will not be the last. Over the two days the Company was …
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NEW PERSONNEL
Face Casting – Concrete
Category Archives: Face Casting – Concrete
Code
Description
PU 342
ALCHEMIX PU342 is a two component soft and flexible polyurethane system for mould making or prototype parts requiring elastomeric properties. Very low viscosity.
PU 3425
ALCHEMIX PU3425 is a hard but flexible PU for moulding parts where semi rigidity is required.
PU 3501
ALCHEMIX PU 3501 is a flexible polyurethane moulding system with excellent tear strength and high elongation. ALCHEMIX PU 3501 is formulated for a broad field of applications where a high degree of flexibility and strength is required.
Product
| Mix Ratio (pbw) |
Pot Life (200g, 25°C) minutes |
Cure Time (25°C) Hours |
Viscosity (25°C) mPa.s |
HDT °C |
Shore Hardness |
|---|
PU 342
100:19
13-18
1-2
data
n/a
57-62A
PU 3425
100:34
25-35
12
1000-1200
n/a
70-75A
PU 3501
100:10
25-30
12-24
6000-8000
n/a
45-55A
Code
Application
PU 342
- Face Casting - Concrete
- Model Making
- Mould Making
PU 3425
- Concrete Moulding
- Face Casting - Concrete
- Mould Making
PU 3501
- Cases for Ceramics
- Concrete Moulding
- Face Casting - Concrete
- Fibrous Plastering
- Foundry Patterns & Core Boxes
- Model Making
- Sanitaryware Moulds