13in (330mm) Diameter Filter Paper (Grade 627) for has a micron retention of 4, medium filter speed, and a flow rate of 85ml/min. It is used with HM-8 and HM-15 Vacuum Extractors for determining bitumen in hot-mix asphalt mixtures. Sold in a package of 100.

Features:

A flow rate of 85ml/min
Medium filter speed

Included Items:

13in Diameter Filter Paper (Grade 627)

Specifications

Attribute name	Attribute value
Outside Diameter	13in (33cm)
Grade	627
Filter Speed	Medium
Micron Retention	4
Quantity	Package of 100
Estimated Shipping Weight	6.5lb (2.95kg)

Product Q&A

Q: How are longer specimens extracted and the piston returned?

Specimens longer than 5in are extracted by repositioning the Adapter Ring after maximum piston travel, and the spring-loaded piston automatically returns to the start position when the release valve is opened.