Home > Products > Vacuum valves > Rectangular type gate valve > details

IRIE KOKEN CO., LTD.Designers and manufacturers of Vacuum Bellows,
Vacuum Valves, and Vacuum Equipment

Compact KOSLARZE II (gate valve)

ORDERING NUMBER DESCRIPTION

Model designation of Compact KOSLARZE II (gate valve)

08	8 inch For8"
12	12 inch For12"

VC	With valve casing
DM	Direct mount

Optional product number	Description
00	Standard products:Aluminum seal plate and casing
01	Optional products:Stainless steel seal plate and casing

Order form

・Model

CKV2-

Valve size

type

Option

・Other necessary information

Differential pressure

OH cycles

Baking

Mounting posture

Number

Request information:：: (Note: If “Other” is selected for OH cycles, or “More than 5” is selected for the number of units, or if you have any requests, questions, etc., enter information in the following box.)

Company name[require]
Affiliation：
Name[require]：
Address: Zip code

E-mail[require]：
Tel[require]：
Fax
Desired communication method:：: E-mail Tel Fax Postal mail; Postal mail (In the case of postal mail, there may be a considerable amount of time before we contact you.)

Specifications

Gate size	8":46×236 12":50×336
Working pressure	Atmospheric pressure to 1 x 10(-6) Pa
He leak rate	Gate valve Max.1×10-10 Pa・m3/s Seal plate Max.5×10-10 Pa・m3/s（min.60sec guaranteed)
Differential pressure	Positive and negative pressures
Differential pressure when open	Max.1000Pa
OH cycles	1million cycles (according to our verification test; however,this does not apply to seals)
Bake-out temperature	Max.120℃(max.60℃ for air cylinders)
Valve open/close time	Min.0.9 sec each
Pneumatic pressure	0.5±0.5MPa
Mounting posture	Drive section is turned to the top or bottom
Materials	Valve casing and seal plate:Aluminum(standard)or SUS304 Welded bellows:AM350 O-ring:FKM(Viton®)
Opening/closing detection	Read switch
Speed controller connection tube diameter	[8"]2 φ4tube [12"]2 φ6tube

Name of main parts

Name of main parts

Direct mount type

Schematic diagram

Valve casing

Size	A	B	C	D1	D2	E	F	G	h	I	J	K	L	M	N	P1	P2
8"(46×236)	340	262	322	236	46	112	φ4	450.5	57	393.5	103	300	285	50	310	251	61
12"(50×336)	440	362	422	336	50	142	φ6	515.5	61.5	454	112	400	385	60	410	351	65

Direct mount type

Size	A1	A2	A3	B1	B2	C1	C2	D1	D2	E	F	M	I	J	L1	L2	K1	K2	K3
8"(46×236)	256	236	66	286	36	322	49	276	26	112	φ4	37.5	393.5	103	301	31	-	-	-
12"(50×336)	356	336	70	386	46	422	59	376	36	142	φ6	47.5	454	112	401	41	182	212	25.5