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K-FLEX USA Buna-N/PVC Insulation Sheet - Buna-N/PVC Insulation Sheets
K-FLEX USABuna-N/PVC Insulation Sheets

K-FLEX USA Buna-N/PVC Insulation Sheet

K-FLEX USA Oil-Resistant Buna-N Foam Rubber Insulation: Sheet is a 1 1/2 in thick, 3 ft x 4 ft Buna-N Rubber/PVC sheet in black with a plain backing and no self-adhesive backing. It is plenum rated, making it…

SKU 3G-OTH-650079

Brand
K-FLEX USA
Item
Buna-N/PVC Insulation Sheet
Part Number
6RSX3X4148
Category
Buna-N/PVC Insulation Sheets
Available to Order
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Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.

Compliance & shipping

Hazardous material
Not classified as hazardous
California Prop 65 warning
No warning recorded
Licence required
No licence required
Safety Data Sheet
Not available
Special shipping
Required — additional freight charges may applyThis item requires special shipping, additional charges may apply.

Technical Specifications

K-FLEX USA
Manufacturer Part Number
6RSX3X4148
Type
3 ft x 4 ft, Buna-N Rubber/PVC
Form
Sheet
Color
Black
Thick
1 1/2 in
Density
3 to 6 lb/cu ft
K Value
0.245 @ 75°F
Features
Antimicrobial Protection; Environmentally Friendly
Standards
ASTM C177; ASTM C411; ASTM C534; ASTM E84; UL GREENGUARD Gold
Thickness
1-1/2 in
Flexibility
Flexible
Backing Type
Plain
Catalog Page
N/A
For Location
Outdoor
Overall Width
3 ft
Plenum Rating
Plenum Rated
Foam Cell Type
Closed
Overall Length
4 ft
Country of Origin
Mexico (subject to change)
Flame Spread Index
25
Insulation R-Value
6.2
Insulation Material
Buna-N Rubber/PVC
Resistance Properties
Mold/Mildew-Resistant; UV-Resistant
Self-Adhesive Backing
No
Smoke Developed Index
50
Water Vapor Permeability
Less Than 0.01 perm-in
Maximum Operating Temperature
220 °F
Minimum Operating Temperature
-40 °F

Technical Documents

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K-FLEX USA Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

K-FLEX USA Oil-Resistant Buna-N Foam Rubber Insulation: Sheet is a 1 1/2 in thick, 3 ft x 4 ft Buna-N Rubber/PVC sheet in black with a plain backing and no self-adhesive backing. It is plenum rated, making it suitable for applications requiring oil resistance and compliance with plenum air-handling spaces.

Frequently Asked Questions

What is K-FLEX USA Buna-N foam rubber insulation used for?

K-FLEX USA Buna-N foam rubber insulation is used for oil-resistant thermal and acoustic insulation in HVAC, refrigeration, and industrial piping systems. Its plenum rating makes it suitable for air-handling spaces where fire safety and oil resistance are required.

What are the specifications of K-FLEX USA 6RSX3X4148 insulation sheet?

The K-FLEX USA 6RSX3X4148 is a 1 1/2 in thick, 3 ft x 4 ft Buna-N Rubber/PVC sheet in black. It has a plain backing, no self-adhesive backing, and is plenum rated for use in air-handling spaces requiring oil resistance.

Where to buy K-FLEX USA Buna-N insulation sheets worldwide?

3G Electric supplies K-FLEX USA Buna-N insulation sheets worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your site. Contact us for pricing and lead time on this plenum-rated, oil-resistant sheet.

How to install K-FLEX USA Buna-N foam rubber insulation?

Install K-FLEX USA Buna-N foam rubber insulation by cutting the sheet to size with a sharp knife. Apply adhesive to both the insulation and the surface, then press firmly. For plenum-rated applications, ensure all joints are sealed to maintain air quality and fire safety compliance.

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K-FLEX USA Products

3G Electric supplies K-FLEX USA buna-n/pvc insulation sheets. We supply genuine products and their technical documentation.

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This Buna-N rubber/PVC insulation sheet measures 3 ft x 4 ft with a 1/2 in thickness and provides an R-Value of 2. It has a plain backing (no self-adhesive) and is plenum rated for use in air-handling spaces. Commonly used for thermal insulation and condensation control on HVAC ductwork, piping, and equipment in commercial and industrial applications

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