Bitumen 35/50
Our 35/50 penetration grade bitumen is a hard paving binder designed for high-load asphalt applications and warm climate conditions.
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Black Rock Bitumen 35/50
Essential Details
Description
- Type
- Penetration Grade Bitumen
- Feed Stock
- Crude Oil
- HS Code
- 27132000
- Spot Test
- Negative
- Inspection
- Included
- Delivery Term
- FOB-CFR-CIF
- Production and Loading Period
- FOB-CFR-CIF
- Payment Term
- TT Method FOB Delivery: 30% advance and balance against customs documents CFR/CIF Delivery: 30% advance and balance against B/L daft
- Marking
- Marking can be customized based on customer request
- Supply Capacity
- 50,000 MT/Month
- Packing
- -New Steel Drum -Jumbo Bag
Bitumen 35/50 Specification
Bitumen Penetration Grade 35/50 Specifications
Essential Details
Test Method
Unit
Min.
Max.
- Specific Gravity at 25 °C
- ASTM D70
- –
- 1.01
- 1.06
- Penetration at 25 °C, 100g, 5s
- ASTM D5
- 0.1mm
- 35
- 50
- Softening Point
- ASTM D36
- °C
- 52
- 60
- Ductility at 25 °C
- ASTM D113
- cm
- 100
- –
- Loss on Heating
- ASTM D6
- wt.%
- –
- 0.2
- Drop in Penetration after Heating
- ASTM D5
- %
- –
- 20
- Flash Point
- ASTM D92
- °C
- 250
- –
- Solubility in Trichloroethylene
- ASTM D2042
- wt.%
- 99
- –
- Spot Test
- ASHTO T102
- Negative
Our Packaging
We deliver bitumen in versatile, secure options: economical Jumbo Bags, robust steel Drums, or high-volume Bulk Containers (Bitutainers/Bituboxes).
Terms of Payment
Payment Terms for Smooth Transactions
TT Method
The buyer pays 30% advance, with the balance against B/L draft (CFR) or customs docs (FOB).
LC at Sight
100% irrevocable, non-transferable, confirmed LC at sight, subject to bank approval by Black Rock Bitumen.
Get in Touch for Bitumen Orders & Inquiries
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Our faqs
Frequently Asked Questions.
Our 35/50 penetration grade bitumen is a hard paving binder designed for high-load asphalt applications and warm climate conditions.
1. What is 35/50 penetration grade bitumen?
35/50 bitumen is a penetration grade paving bitumen with a penetration value between 35 and 50 (0.1 mm at 25°C), indicating a harder binder.
2. Where is 35/50 bitumen commonly used?
It is commonly used in:
- High-traffic highways and expressways
- Heavy-duty asphalt pavements
- Industrial roads
- Warm and hot climate regions
3. How is 35/50 different from 40/60 bitumen?
35/50 is harder and more rut-resistant than 40/60, making it better suited for heavier traffic and higher service temperatures.
4. What are the advantages of using 35/50 bitumen?
- Excellent resistance to rutting
- High load-bearing capacity
- Durable performance in hot climates
- Long pavement service life
5. How should 35/50 bitumen be stored and handled?
Store in heated, insulated tanks, maintain recommended temperatures, avoid overheating, and prevent contamination.



