Conforming Specifications Quality Control Services of Parfuse Corporation Aluminum Dip Brazing Westbury Long Island New York

Conforming Specifications & Quality

At Parfuse Corporation, total customer satisfaction is our primary mission. To this end, all services provided by Parfuse Corporation shall conform to the specified requirements. Each employee is responsible for their input to production, support, delivery, service, or management provided.

We are committed to continually improve all our services and to maintain Parfuse Corporation as a quality leader in its field.

We will fulfill our mission by achieving the following objectives:

1.) Provide defect-free services to our customers.
2.) Provide totally open communication with our customers needs.
3.) Provide a system of continuous quality improvement.
4.) Provide a system of employee involvement, motivation and training.

We shall ensure that all employees understand, maintain and implement at all levels of our organizations, the responsibility for complying with this policy.

We will continue to be a leader in supplying quality brazed assemblies, which will meet or exceed the industries most stringent quality standards.

ANSI / AWS C3.7
MIL-B-7883
ANSI / AWS C3.4
MIL-I-45208 (Inspection, Quality Control)
ANSI / AWS A5.8
MIL-STD-45662 (Calibration)
MIL-H-6088
MIL-STD-645
AMS 2770
AMS 2672
AMS 2673
AMS 2750
MIL-STD-454
MIL-STD-1537
ISO/NADCAP Compliant
Many customer approval's (Please call for approval list)

Parfuse Corporation recommends the tack welding alloy 1100 for Aluminum Dip Brazing.
Typical joint clearances recommended for proper capillary action consistent brazed joints: .0015 - .003 per side and .003 - .006 on width and diameter.

Joint Width		Suggested Clearance
inches	mm	inches	mm
<0.188	<4.76	0.002-0.004	0.05-0.10
>0.187	>4.75	0.004-0.006	0.05-0.15

Base Metal	Filler Metal Classification			Flux Specification
Filler Metal / Flux Combination for Dip Brazing
Base Metal	AWS	Alum. Assoc.	Other Specifications	Flux Specification
1100 3003 6061 6062 6063 6951	A5.8 BAISi-4	4047	QQ-B-655 AMS 4185	AMS 3415

Brazing Sheet Type	No. of Cladded Sides	Clad Alloy	Core Alloy	Nominal Cladding Thickness Per Side (% of Composite Thickness)
Composition of Clad Aluminum Brazing Sheet
No. 11	1	4343	3003	10% for ≤ .063 5% for ≥ .064
No. 12	2	4343	3003	10% for ≤ .063 5% for ≥ .064
No. 21	1	4343	6951	10% for ≤ .090 5% for ≥ .091
No. 22	2	4343	6951	10% for ≤ .090 5% for ≥ .091

Temperatures
Preheating:	1000ºF - 1050ºF
Salt Bath Furnace:	1085ºF - 1103ºF

Specifications
To meet the requirements of MIL-B-7883C and MIL-STD-645

Aluminum Series
Chart of Brazeable Alloys
Alloy	Rating	Heat Treatable
6061	A Excellent	Yes
6062	A Excellent	Yes
6063	A Excellent	Yes
6951	A Excellent	Yes
1100	A Excellent	No
3003	A Excellent	No
7072	A Good	No
3004	B Fair	No
7005	B Fair	Yes
5052	C Poor	No
2024	Not Brazeable	Yes

Casting (to MIL-C-11866)
C710	A Good
C711	A Good
C712	A Good
C713	A Good
40E	A Excellent
D712	A Good
A712	B Fair
A612	A Good