POLYMER-MODIFIED BITUMEN
Polymers added to bitumen make it more workable and durable. We offer the following grades of PMB: PG 70-22, PG 76-28, AC-30, PG 64-22.
Polymers added to bitumen make it more workable and durable. We offer the following grades of PMB: PG 70-22, PG 76-28, AC-30, PG 64-22.
| TEST DESCRIPTION | UNITS | TEST METHOD ASTM | Min. | Max. |
|---|---|---|---|---|
| Asphalt Binder in Original Condition | ||||
| Cleveland Flashing Point °C | °C | D92 | 230 | - |
| Rotational Viscosity 135°C | Pa.S | D4402 | - | 3 |
| Elastic Recovery by ductilometer 25°C, 5cm/min, 20 cm | % | D6084/ T301 | 85 | - |
| Storage Stability/ difference in softening point, 2 days at 163°C | °C | Т301/D36 | - | 5 |
| Storage stability/ difference in penetration, 0.1 mm, 2 days at 163°C | 0,1 mm | Т49/D5 | - | 10 |
| Failure temperature (G/Sin δ = 1.0 kPa) | °C | D7175 | 76.0 | - |
| RTFOT-aged asphalt (ASTM D2872) | ||||
| Loss in mass 163.5°C | % | D2872 | -1.0 | +1.0 |
| Failure temperature (G*/Sen δ = 2.20 KPa) | °C | D7175 | 76.0 | - |
| Elastic recovery Er (3.2 kPa) at 76°C | % | D7405 | 45 | - |
| Jnr3.2 — non-recoverable creep compliance at 3.20 kPa | kPa-1 | D7405 | - | 0.5 |
| SBS content (%) in polymer-modified asphalt binder | % | T302/T521 | 4.0 | 4.6 |
| Pressurized Aging Vessel Residue (AASHTO R 28) PAV aging temperature 110 °C | ||||
| Critical cracking temperature (BBR) | °C | R49 | - | -12 |
| Warm mix asphalt working temperatures (PG 76E-22 polymer-modified asphalt) | ||||
| Mixing temperature range | °C | D2493 | 155 | 160 |
| Compaction temperature range | °C | D2493 | 140 | 145 |
| Adhesion/warm mix additives | ||||
| Polymer-modified asphalt: 0.050–0.070% base adhesion promoter | ||||
| Polymer-modified asphalt: 0.30–0.50% warm mix additive for workability | ||||
| № | Characteristics | Requirements | Test method | |
|---|---|---|---|---|
| Tests to be carried out on Original binder | ||||
| 1 | Flash point, °C | ≥230 | AASHTO T48 | |
| 2 | Viscosity, Pa∙s | at 135°C | ≤3.0 | AASHTO T316 |
| 3 | Dynamic shear G*/sinδ, kPa | at 76°C | ≥1.0 | AASHTO T315 |
| Tests to be carried out on Rolling Thin Film Oven (RTFO) | ||||
| 4 | Mass change, % | at 163°C | ≤1.00 | AASHTO T240 |
| 5 | Dynamic shear G*/sinδ, kPa | at 76°C | ≥2.2 | AASHTO T315 |
| Tests to be carried out on Pressure Aging Vessel (PAV) at 100°C | ||||
| 6 | Dynamic shear G*∙sinδ, kPa | at 28°C | ≤5000 | AASHTO T315 |
| Low temperature resistance | ||||
| 7 | Stiffness S, MPa | at -18°C | ≤ 300 | AASHTO T313 |
| 8 | Parameter m | at -18°C | ≥ 0.300 | AASHTO T313 |
| № | Characteristics | Requirements | Test method | |
|---|---|---|---|---|
| Tests to be carried out on Original binder | ||||
| 1 | Flash point, °C | ≥230 | AASHTO T48 | |
| 2 | Viscosity, Pa∙s | at 135°C | ≤3.0 | AASHTO T316 |
| 3 | Dynamic shear G*/sinδ, kPa | at 70°C | ≥1.0 | AASHTO T315 |
| Tests to be carried out on Rolling Thin Film Oven (RTFO) | ||||
| 4 | Mass change, % | at 163°C | ≤1.00 | AASHTO T240 |
| 5 | Dynamic shear G*/sinδ, kPa | at 70°C | ≥2.2 | AASHTO T315 |
| Tests to be carried out on Pressure Aging Vessel (PAV) at 100°C | ||||
| 6 | Dynamic shear G*∙sinδ, kPa | at 25°C | ≤5000 | AASHTO T315 |
| Low temperature resistance | ||||
| 7 | Stiffness S, MPa | at -18°C | ≤ 300 | AASHTO T313 |
| 8 | Parameter m | at -18°C | ≥ 0.300 | AASHTO T313 |
| № | Characteristics | Requirements | Test method | |
|---|---|---|---|---|
| Tests to be carried out on Original binder | ||||
| 1 | Viscosity, Pa∙s | at 135°C | ≤3.0 | AASHTO T316 |
| 2 | Complex modulus (G*) divided by Sin delta (G*/sinδ), kPa | at 70°C | ≥1 | ASTM D7175 |
| Tests to be carried out on Rolling Thin Film Oven (RTFO) | ||||
| 3 | Loss in mass, % | at 163°C | <1 | AASHTO T240 |
| 4 | Complex modulus (G*) divided by Sin delta (G*/sinδ), kPa | at 70°C | ≥2.2 | ASTM D7175 |
| Tests to be carried out on Pressure Aging Vessel (PAV) at 100°C | ||||
| 5 | Complex modulus (G*) divided by Sin delta (G*∙sinδ), kPa | at 34°C | ≤5000 | ASTM D7175 |
| Low temperature resistance | ||||
| 6 | Stiffness S, MPa | at 0°C | ≤ 300 | AASHTO T313 |
| 7 | Parameter m | at 0°C | ≥ 0.300 | AASHTO T313 |
| Property | Unit | Method | Minimum | Maximum |
|---|---|---|---|---|
| Original asphalt | ||||
| Penetration, 25°C, 100g, 5s | 0.1 mm | ASTM D5 | 60 | 80 |
| Flash point | °C | ASTM D92 | 235 | - |
| Solubility in trichloroethylene | % | ASTM D2042 | 99 | - |
| Brookfield viscosity, 135°C | Pa.s | ASTM D4402 | - | 3 |
| Softening point (ring-and-ball) | °C | ASTM D36 | 70 | - |
| Separation, difference between softening point (ring-and-ball) of top and bottom portions | °C | ASTM D36 | - | 5.0 |
| Elastic recovery, 25°C | % | ASTM D6084B | 80 | |
| Aged asphalt in RTFOT (ASTM D2872) | ||||
| Elastic recovery, 25°C | % | ASTM D6084A | 75 | |
| Softening point (ring-and-ball) | °C | ASTM D36 | ≤ 10 | |
| Mass loss in thin film rotary oven at 163.5°C | % | D2872 | -1 | 1 |
| Property | Unit | Method | Minimum | Maximum |
|---|---|---|---|---|
| Original asphalt | ||||
| Penetration, 25°C, 100g, 5s | 0.1 mm | ASTM D5 | 50 | 70 |
| Flash point | °C | ASTM D92 | 235 | - |
| Solubility in trichloroethylene | % | ASTM D2042 | 99 | - |
| Brookfield viscosity, 135°C | Pa.s | ASTM D4402 | - | 3 |
| Softening point (ring-and-ball) | °C | ASTM D36 | 70 | - |
| Separation, difference between softening point (ring-and-ball) of top and bottom portions | °C | ASTM D36 | - | 5.0 |
| Elastic recovery, 25°C | % | ASTM D6084B | 85 | |
| Aged asphalt in RTFOT (ASTM D2872) | ||||
| Elastic recovery, 25°C | % | ASTM D6084A | 80 | |
| Softening point (ring-and-ball) | °C | ASTM D36 | ≤ 10 | |
| Mass loss in thin film rotary oven at 163.5°C | % | D2872 | -1 | 1 |
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