性能等级（PG)

根据渗透深度分类，PG级沥青通常用于道路建设和防水应用。它有多种等级，表示其在标准温度和载荷下的渗透深度。

● PG 40/50: 适用于温和气候，道路建设和一般防水用途。
● PG 60/70: 适合高温和重载交通区域，常用于沥青铺路。
● PG 80/100: 为极端气候和高交通量地区设计，具有优良的耐久性和抗车辙性能。

应用范围

高速公路、城市道路和乡村道路的建设和铺设
各种路面应用的沥青混合料生产，如停车场、车道和人行道
屋顶、地下室和其他结构的沥青防水膜制造
工业应用，如沥青基涂料、密封剂、粘合剂和油漆
道路维护和修补工程，包括修补、裂缝密封和坑洞修复
用于各种应用的沥青乳液生产，包括路面施工中的粘层应用

PG 40/50

Bitumen Grade PG 40/50	Amount	Test Method
Penetration at 25°C (0.1mm)	40-50	ASTM D5
Softening Point (°C), Min	49	ASTM D36
Ductility at 25°C (cm)	>100	ASTM D113
Flash Point (°C)	>230	ASTM D92
Solubility in TCE (%WT)	>99	ASTM D2042
Specific Gravity at 25°C	1.01-1.05	ASTM D70
Drop in Penetration (%)	<20	ASTM D5
Loss on Heating, Max (%WT)	0.2	ASTM D6

PG 60/70

Bitumen Grade PG 60/70	Amount	Test Method
Penetration at 25°C (0.1mm)	60-70	ASTM D5
Softening Point (°C), Min	46	ASTM D36
Ductility at 25°C (cm)	>100	ASTM D113
Flash Point (°C)	>230	ASTM D92
Solubility in TCE (%WT)	>99	ASTM D2042
Specific Gravity at 25°C	1.01-1.05	ASTM D70
Drop in Penetration (%)	<20	ASTM D5
Loss on Heating, Max (%WT)	0.2	ASTM D6

PG 85/100

Bitumen Grade PG 85/100	Amount	Test Method
Penetration at 25°C (0.1mm)	85-100	ASTM D5
Softening Point (°C), Min	42	ASTM D36
Ductility at 25°C (cm)	>100	ASTM D113
Flash Point (°C)	>230	ASTM D92
Solubility in TCE (%WT)	>99	ASTM D2042
Specific Gravity at 25°C	1.01-1.05	ASTM D70
Drop in Penetration (%)	<20	ASTM D5
Loss on Heating, Max (%WT)	0.5	ASTM D6

PG 120/150

Bitumen Grade PG 120/150	Amount	Test Method
Penetration at 25°C (0.1mm)	120-150	ASTM D5
Softening Point (°C), Min	38	ASTM D36
Ductility at 25°C (cm)	>100	ASTM D113
Flash Point (°C)	>219	ASTM D92
Solubility in TCE (%WT)	>99	ASTM D2042
Specific Gravity at 25°C	1.01-1.05	ASTM D70
Drop in Penetration (%)	<20	ASTM D5
Loss on Heating, Max (%WT)	0.5	ASTM D6

PG 200/300

Bitumen Grade PG 200/300	Amount	Test Method
Penetration at 25°C (0.1mm)	200-300	ASTM D5
Softening Point (°C), Min	32	ASTM D36
Ductility at 25°C (cm)	>100	ASTM D113
Flash Point (°C)	>178	ASTM D92
Solubility in TCE (%WT)	>99	ASTM D2042
Specific Gravity at 25°C	1.01-1.05	ASTM D70
Drop in Penetration (%)	<20	ASTM D5
Loss on Heating, Max (%WT)	1	ASTM D6