Polyurethane liquid casting rubber Shore A 45 (Poly 74-45)

Poly 74-45 is the harder variant of the Poly 74-30 and 75-40. The Poly 74-45 has a Shore A 45 and an easy to use 1A: 1B mixing ratio. The Poly Serie Polyurethane rubber is easy to thicken with CAB-O-SIL or Polyfiber for making a brushable brush-on rubber.

The Poly 74-45 is a yellow coloured polyurethane casting rubber. This casting rubber is widely used in making rubber parts or molds with a medium Shore A hardness.

The Poly 74 and Poly 75 Series products adheres to many materials such as wood, metal, polyurethane products, plastics and more. To get an release on this surface you can use our Pol-Ease 2300. This is available in spray cans. We also have various liquid release agents for brushing materials.

Packaging: Set 2 kg, Set 10 kg, Set 36 kg
Drum packaging: 204 kg drums on request, druk kit 408 kg.
Hardness (Shore A): 45
Mix Ratio: 1A:1B (by weight)
Working Time (min): 30
Total Cure (hr): 16 hr (demold) / 7 days (100%)
Viscosity (cP): 2.000
Color: Yellow
Specific Volume: 27.5 in³/lb
Specific Gravity: 1.02
Elongation: 1135%
Tear Strength (N/mm2): 14.36
Tensile Strength (N/mm2): 2.81 (408psi)
Type product: Polyurethane rubber

The color of polyurethane Part B’s may change in color from batch to batch or may darken with age, but product performance is not affected.

Protection:

Downloads

UFI Poly 74 Series Part A: HA30-20KY-T00M-V7TF
UFI: Poly 74-45 Part B: X830-J0WK-H003-6W7D

Mandatory information according to Regulation (EU) 2020/1149 regarding diisocyanates:
From 24 August 2023, adequate training is required for industrial or professional use. The training can be followed at the organization under the following link. Please take into account costs for this training. More information can be found at feica.eu/Puinfo and https://safeusediisocyanates.eu/

Safety information:

Comp. A:
Signal word (CLP) : Danger
Contains : Polyether polyol-TDI prepolymer; m-tolylidene diisocyanate; toluene-diisocyanate
Hazard statements (CLP) : H315 – Causes skin irritation.
H317 – May cause an allergic skin reaction.
H319 – Causes serious eye irritation.
H332 – Harmful if inhaled.
H334 – May cause allergy or asthma symptoms or breathing difficulties if inhaled.
H351 – Suspected of causing cancer.
Precautionary statements (CLP) : P201 – Obtain special instructions before use.
P261 – Avoid breathing vapours, mist.
P280 – Wear protective gloves, eye protection, protective clothing.
P304+P340 – IF INHALED: Remove person to fresh air and keep comfortable for breathing.
P342+P311 – If experiencing respiratory symptoms: Call doctor, a POISON CENTER.
P501 – Dispose of contents and container to hazardous or special waste collection point, in accordance with local, regional, national and/or international regulation.

Comp. B:

Signal word (CLP) : Warning
Contains : diethylmethylbenzenediamine
Hazard statements (CLP) : H315 – Causes skin irritation.
H373 – May cause damage to organs through prolonged or repeated exposure.
Precautionary statements (CLP) : P264 – Wash hands, forearms and face thoroughly after handling.
P280 – Wear protective gloves/protective clothing/eye protection/face protection/hearing
protection.
P314 – Get medical advice/attention if you feel unwell.
P501 – Dispose of contents and container to hazardous or special waste collection point, in accordance with local, regional, national and/or international regulation.