D1	D3	D6	D7
30	74	54	68
35	79	58	71
40	84	63	77
45	89	70	84
50	96	73	87
60	106	86	102

Operation Conditions：

Temperature：-10℃~ 120℃
Pressure：≦4.5 ㎏ / c㎡
Speed：15 m/s
Medium：Sulfuric acid, Hydrochloric acid, Phosphoric acid, Acetic acid, Alkalies and corrosive liquids

Standard Materials：

Stationary Ring ：Ceramic / SIC
Rotary Ring：TEFLON / SIC
Secondary Seal：TEFLON
Metal Parts：Steel

Specification:

Temperature： -20℃ ~ 125℃
Pressure：≦5 kg/c㎡
Speed：≦14 m/sec