Knife Gate Valve

Advantages

• Rubber spool is produced with " liquid phase nanometer compounding, normal temperature high-frequency curving". Wear-resistant index id over 128% and its service life is 2-4 times longer than ordinary valves under the same working conditions.

• Xinhai wear – resistant rubber as liners of knife gate valve owns high resilience up to 86% and high sealing performance, no leakage

• Simple structure, convenient operation and maintenance

• No pressure lose

Product Description

Knife gate valve is composed of seat, valve lining, gate, support and drive device, simple and convenient composition.

Generally Xinhai gate valves are hand-operated and they can also be made into air-operated or electromotive ones according to the requirements of users. It can be operated on the spot as well as remote controlled. Structural length and flange dimension are in accordance with National Standard of China and they also can be made according to the user requirements.

Product Structure

Xinhai knife gate valve is mainly manual gate valve. Xinhai can also manufacture electric and pneumatic gate valve according to the needing of customers. The three kinds of gate valve can be carried out by remote control. In addition, the valve body is fitted with oil nipple to reduce the friction on gate and force moment of opening and closing of the valve. Spool made of wear – resistant rubber, small specific gravity, easier to replace

Application

Used in full open and close working conditions such as feeding to cyclones, double return pipes

Technical Parameters

Performance of Xinhai motorized knife gate valve of series XWXZF/D-1.6

DN	Pressure(Mpa)	Motor of electric device	Max torque (N•m)	Motor Power(KW)
50	1.6	DZ10	100	0.25
65	1.6	DZ10	100	0.25
80	1.6	DZ10	100	0.25
100	1.6	DZ10	200	0.37
125	1.6	DZ10	200	0.37

XWXZF/D-1.6 Structure and dimension of Xinhai motorized knife gate valve

DN	A	D	D1	D2	n-Φd	B	H	H1
50	60	165	125	94	4-Φ18	180	546	90
65	60	185	145	112	4-Φ18	200	565	100
80	64	200	160	126	8-Φ18	220	580	110
100	64	220	180	150	8-Φ18	240	610	120
125	70	250	210	178	8-Φ18	270	640	135

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