3M™ Scotch-Weld™ PR Gel Plastic and Rubber Instant Adhesive
3M™ Scotch-Weld™ PR Gel is a high-performance cyanoacrylate adhesive designed for bonding difficult plastic and rubber substrates, including PVC, EPDM, ABS, Nylon, Santoprene®, and Viton®. Its gel formulation makes it ideal for vertical applications and poorly matched surfaces, delivering gap-filling capabilities and fast curing.
PR Gel Features
- Very high viscosity and gap-filling performance
- Non-drip, suitable for vertical surfaces
- Fast-curing cyanoacrylate formulation
PR Gel Applications
- Bonds plastic and rubber substrates
- Used with metals or composite materials
- Withstands up to 180°F (82°C)
- Excellent oil and solvent resistance
- Effective for porous or misaligned components
About Prostech
Prostech Philippines is a one-stop solution provider for specialty materials and equipment across electronics manufacturing, from PCBA to final assembly. Our core material and equipment solutions include:
- PCB Assembly Materials
- Cleaning & Degreaser
- Circuit Board Protection
- Thermal Management Solutions
- EMI Shielding
- General Assembly Adhesives
- Elastomeric Materials
- Process Equipment: Potting & Coating Systems, UV/ Heat Curing, Plasma Treatment, Tape placement automation, and cleaning machines
Technical Added Value to customer
Prostech offers customized material and process equipment solutions with engineering support throughout R&D, production process optimization, and performance validation. Our in-house lab located in Alabang, Muntinlupa is equipped to conduct electronics material testing, application simulation, and adhesive validation, helping customers reduce the need for onsite trials and accelerate implementation.
International Supply Chain Advantage
Regional warehouse hubs across Vietnam, Singapore, Malaysia, and the Philippines ensure cross-border reliable supply. In Philippines PEZA-bonded warehouse located at Lima Industrial Park, Batangas enables Prostech to provide responsive, demand-based delivery and significantly shortens standard lead time for Philippines customers.
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Typical Uncured Physical Properties
|
Property |
Values |
|
Color |
Clear |
|
Viscosity |
100,000-150,000 cP |
|
Base |
Ethyl Hybrid |
Typical Mixed Physical Properties
|
Property |
Values |
|
Time to Handling Strength |
<25 s |
|
Time to Full Cure |
24 hr |
|
Percent of Initial Strength |
100 % |
|
Percent of Initial Strength |
84 % |
|
Percent of Initial Strength |
41 % |
|
Percent of Initial Strength |
13 % |
|
Gap Fill |
0.02 in |
Typical Physical Properties
|
Property |
Values |
|
Specific Gravity |
1.1 g/mL |
|
Appearance |
Liquid |
