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8-45 Series Center Joint Kit for Aluminum Frame Blind Joints (HMJR8-45)

Volume Discount

Rotation prevention type that further enhances workability. One of the most standard hidden joint that can be used for various types of aluminum extrusions.

Part Number

Configured Part Number is shown.

HMJR8-45

Drawing/Specifications
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Part Numbers
Catalog

Dimensional Drawing of Blind Joint Parts

■ Blind Joint Parts guide (standard type)

■First-in center post standard direction

■ Rear-insertion center post

Type	Components (1 each)
	Blind Joint Parts Guide		Center Post		Set screw
	type	[M] Material	type	[M] Material	size	[M] Material
H.M.J.	Standard	SUS304	First in, standard direction	SCS13	NO.8-45: M6 x 20	SCM435 (surface treatment: black oxide film)
H.M.J.R.			First in, 90 degree inversion
HAMJ			Post-insertion Standard direction

Specification Table of Blind Joint Parts

Blind Joint Parts Model

HMJ8-45

Center Blind Joint Parts number	Compatible frame number	[Exception] Unusable frames
8−45	8−45451 8−45901 8−45180*2	1 HFSL8-4545, HFSLF8-4545, HFSLT8-4545, and HFSL8-4590 cannot be used because the thickness of the frame groove is different. HFSR8-4545, which has a curved surface, cannot be used because it cannot be machined with a wrench hole. 2 It cannot be used in the longitudinal direction because it cannot be machined with a standard hole.

・The price list below is currentas of April 2011.
・To check the latest price, please click the "Check Price" button after confirming the model number.

Blind Joint Parts Model		accessories
Blind Joint Parts Type	No.	Center Post	Quantity	Blind Joint Parts Guide	Quantity	Set screw	Quantity
HMJ first-in standard direction type	8−45	First-in center post 8-45	1	Blind Joint Parts Guide 8-45	1	M6 x 20	1
HMJR first-in, 90-degree inversion type	8−45	First-in center post 8-45 inversion		Blind Joint Parts Guide 8-45		M6 x 20
HAMJ Rear-insertion type	8−45	Rear-insertion center post 8-45		Blind Joint Parts Guide 8-45		M6 x 20

Additional Processing of Blind Joint Parts

[ ! ]Any additional modifications not listed on this page cannot be applied.

Alterations	Code	Spec.			Alterations	Code		Spec.
Alterations	Code	Frame	Tap	Depth	Alterations	Code		Frame	H	Hole Diameter
Right end tapping [ ! ]Applies only to left end built-in type	RTP right end face	8−4545	M12 (Helical insert)	18	Right end wrench hole additional machining [ ! ]Applies only to left end built-in type	RCH	RCV	8−4545	22.5	18

How to Connect of Blind Joint Parts

procedure	Front View	Side View	First-in type	Post-insertion type	explanation
1					Attach the center post to frame A. (For post-insertion types , you can insert it by turning it from the top of the groove .)
2					Insert the ② Blind Joint Parts guide into the frame Ⓑ with the M hole drilled . (The through hole should face up.)
3					② While passing the center post through the Blind Joint Parts guide hole, bring frames Ⓐ and Ⓑ closer together.
4					② Screw the set screw ③ into the tap on the side of the Blind Joint Parts guide .
5					③ When the set screw is tightened, frames Ⓐ and Ⓑ are joined by tension.

8-45 series model example	Frame A	Frame B	Center Blind Joint Parts
8-45 series model example	HFS8-4545-1000	HFS8-4545-1000-LMH	HMJ8-45

・First-in standard direction type
HMJR

· First-in 90 degree reversal type
HMJR
fastening direction can be rotated 90 degrees.

- Method for use with frames with multiple rows of grooves on one surface:
Insert joint guides from both ends of the M hole and fasten using multiple center Blind Joint Parts.
- When using a frame with three rows of grooves, no hole will be drilled in the center row.
(When using a frame with four rows of grooves, holes will be drilled in all grooves.)

Frames with two rows (multiple rows) of grooves can be fastened together using two sets of center Blind Joint Parts kits.

[ ! ]However, frames with three rows can only be fastened using the two rows at both ends.

Reference of Blind Joint Parts

We also offer aluminum frames with the center Blind Joint Parts already installed.
No additional work is required on the mating frame.
Center Blind Joint Parts already installed in the frame

Product Comparison Information of Blind Joint Parts

■8-45 Series Blind Joint Parts

Product name	Center Blind Joint Parts	Screw Blind Joint Parts	Single Blind Joint Parts	Post-insertion double Blind Joint Parts	First-in double Blind Joint Parts
Product name	Center Blind Joint Parts	Screw Blind Joint Parts	Single Blind Joint Parts	Post-insertion double Blind Joint Parts	First-in double Blind Joint Parts
Product Photos
Installation Diagram
Blind Joint Parts Material	SCS13	Iron or SUS304	Iron or SUS304	Equivalent to SCS13/SUS304	SUS316 equivalent / SUS304
Blind Joint Parts Material	SCS13	Iron or SUS304	Iron or SUS304	Equivalent to SCS13/SUS304	SUS316 equivalent / SUS304
Features	This is the most common Blind Joint Parts that can be used with a wide range of aluminium frames.	The plate allows for reliable and inexpensive connection.	Since the additional D hole does not penetrate all the way to the flat surface, this is a Blind Joint Parts with particularly excellent aesthetics.	Stable fastening is possible from two points. This is the strongest fastening possible with Blind Joint Parts.	This Blind Joint Parts can be used for a variety of purposes, such as extending frames or attaching to plates.
8-45 series product page	Viewing	Product page	Product page	Product page	Product page

8-45 series related products of Blind Joint Parts

■8-45 series (groove width 10mm)

Product name	Aluminum frame	Blind Joint Parts	Frame cap	Groove cover	nut
photograph
Product page	Here	Here	Here	Here	Here

Part Number

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Part Number
HMJR8-45

Part Number	Standard Unit Price	Minimum order quantity	Volume Discount	Days to Ship	RoHS	Mount Type
	MYR 25.31	1 Piece(s)	Available	4 Day(s) or more	10	Pre-Assembly Insertion 90-Degree Rotated Type

Product TOP

Basic Information

Material	SUS304	Extrusion No.	8-45	Type	Standard Type
Joint Kit Type	Center Joint Kits

Please check the type/dimensions/specifications of the part HMJR8-45 in the 8-45 Series Center Joint Kit for Aluminum Frame Blind Joints series.

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Specification/Dimensions

type
- HAMJ
- HMJ
- HMJR
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Mount Type
- Pre-Assembly Insertion 90-Degree Rotated Type
- Post-Assembly Insertion Standard Direction Type
- Pre-Assembly Insertion Standard Direction Type
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- 3D
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Days to Ship

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2 Day(s) or Less

4 Day(s) or Less
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The specifications and dimensions of some parts may not be fully covered. For exact details, refer to manufacturer catalogs .

Products like this...

Part Number
HAMJ8-45
HMJ8-45

Part Number	Standard Unit Price	Minimum order quantity	Volume Discount	Days to Ship	RoHS	Mount Type
	MYR 21.83	1 Piece(s)	Available	4 Day(s) or more	-	Post-Assembly Insertion Standard Direction Type
	MYR 42.66	1 Piece(s)	Available	2 Day(s)	-	Pre-Assembly Insertion Standard Direction Type

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8-45 Series Center Joint Kit for Aluminum Frame Blind Joints (HMJR8-45)

Dimensional Drawing of Blind Joint Parts

Specification Table of Blind Joint Parts

Additional Processing of Blind Joint Parts

How to Connect of Blind Joint Parts

Reference of Blind Joint Parts

Product Comparison Information of Blind Joint Parts

8-45 series related products of Blind Joint Parts

Part Number

Basic Information

Configure

Specification/Dimensions

type

Mount Type

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