Product introduction: DHSD-6307 Asphalt Content Tester is designed and developed as per ASTM D6307/98, AASHTO IP53-95, and BS DD250. The instrument is applied to determine asphalt content by combustion methods and is environment friendly, safe, accurate, and rapid. Technical parameters: 1. Maximum sample weight: 2000 g; 2. Recommended weight: 1000~1500 g; 3. Balance accuracy: ±0.1g; 4. Full scale of balance: 10 kg; 5. Size of combustion chamber: 350×440×330mm; 6. Maximum working temperature of combustion chamber: 800 °C; 7. Standard working temperature of combustion chamber: 538 °C; 8. Measurement accuracy: Automatic end point determination; measurement accuracy for asphalt content can be 0.10%; 9. Test time: 20~30 minutes; 10. Power supply: 380V±5% three phases (Star shape); the electric current is not more than 20 A;