Specifications

Step kovar lids are used in crystal oscillators, IC packages etc. Any packages can be produced as per customers' drawings.

Kovar stepped lid

1.Type:Step

2.Material:Kovar/4J29

3.Material thickness:0.25mm & 0.2mm

4.Ni-Plating

 

KOVAR LID

High reliable kovar seam welding lids are the ideal accessory products for crystal oscillators,harmonic oscillators, SAW and IC packages. The rate of finished products can be up to 99.8 percent.

 

Properties of Lids

Dimension precision:

Flat lid length/width tolerance: ±0.03mm

Flat lid thickness tolerance: ±0.02mm

Step  lid length/width tolerance :±0.08mm

Step  lid thickness tolerance: ±0.02mm

Surface: smooth and clean

Flatness:≤0.075mm(max)25mm T.I.R

Burr:≤0.01mm

Plating Binding: No peeling,blistering and delamination  after 45-angle bend for three times

Corrosion Resistance: No corrosion tested in 40°c, humidity 90%-95% for 500 hours

High Temperature Durability: No discoloration,peeling, blistering tested in 380°c for 15 minutes.

Helium Leakage: the rate is less than1×10 ^-9atm.cm³/sec(that is 1×10^-4pa. cm³/s)

San Jin is known as the mental lid supermarket in China , providing the best quality and largest amount.

 

General  Specifications of Lids
Base	Specification	Thickness	Material	Plating method	Usage
7050	VP-6244-010-AP,EP	0.10	IMPORT	ElectrolessElectrolytic plating	Crystal oscillator
7050	VP-6243-010-AP,EP	0.10	IMPORT	ElectrolessElectrolytic plating	Crystal oscillator
7050	VP-6345-010-AP	0.10	IMPORT	Electroless plating	Crystal oscillator
6035	VP-5227-010-AP,EP	0.10	IMPORT	ElectrolessElectrolytic plating	Crystal oscillator
6035	VP-5328-010-AP,EP	0.10	IMPORT	ElectrolessElectrolytic plating	Crystal oscillator
5032	VP-4426-008-AP,EP	0.08	IMPORT	ElectrolessElectrolytic plating	Crystal oscillator
5032	VP-4426-010-AP,EP	0.10	IMPORT	ElectrolessElectrolytic plating	Crystal oscillator
5032	VP-4426-008-AP,EP	0.08	IMPORT	ElectrolessElectrolytic plating	Crystal oscillator
5032	VP-4527-010-AP	0.10	IMPORT	Electroless plating	Crystal oscillator
5032	VP-4527-008-AP,EP	0.08	IMPORT	ElectrolessElectrolytic plating	Crystal oscillator
5032	VP-4325-008-AP,EP	0.08	IMPORT	ElectrolessElectrolytic plating	Crystal oscillator
5032	VP-455275-009-EP/AgCu	0.08	IMPORT	Electrolytic composite plating
5032	VP-4931-010-AP,EP	0.10	IMPORT	ElectrolessElectrolytic plating	Crystal oscillator
4025	VP-3520-010-AP,EP	0.10	IMPORT	ElectrolessElectrolytic plating	Crystal oscillator
4025	VP-3621-010-AP	0.10	IMPORT	Electroless plating	Crystal oscillator
	VP-2821-008-AP,EP	0.08	IMPORT	ElectrolessElectrolytic plating	Crystal oscillator
3225	VP-275205-008-AP,EP	0.08	IMPORT	ElectrolessElectrolytic plating	Crystal oscillator
3225	VP-2720-008-AP,EP	0.08	IMPORT	ElectrolessElectrolytic plating	Crystal oscillator
3225	VP-255205-008-EP/AgCu	0.08	IMPORT	Electrolytic composite plating
3225	VP-265195-008-AP,EP	0.08	IMPORT	ElectrolessElectrolytic plating	Crystal oscillator
3225	VP-2619-008-AP,EP	0.08	IMPORT	ElectrolessElectrolytic plating	Crystal oscillator
3225	VP-275205-008-AP,EP	0.08	IMPORT	ElectrolessElectrolytic plating	Crystal oscillator
3225	VP-2720-008-AP,EP	0.08	IMPORT	ElectrolessElectrolytic plating	Crystal oscillator
3225	VP-265195-008-AP,EP	0.08	IMPORT	ElectrolessElectrolytic plating	Crystal oscillator
3225	VP-285215-008-AP,EP	0.08	IMPORT	ElectrolessElectrolytic plating
3225	VP-295225-008-EP/AgCu	0.08	IMPORT	Electrolytic composite plating
3225	VP-267197-008-AP,EP	0.08	IMPORT	ElectrolessElectrolytic plating
2520	VP-221171-008-AP,EP	0.08	IMPORT	ElectrolessElectrolytic plating	Crystal oscillator
2520	VP-214164-008-AP	0.08	IMPORT	Electroless plating	Crystal oscillator
	VP-2116-008-AP,EP	1.08	IMPORT	ElectrolessElectrolytic plating	Crystal oscillator
2520	VP-216166-008-AP	0.08	IMPORT	Electroless plating	Crystal oscillator
2520	VP-211161-008-AP,EP	0.08	IMPORT	ElectrolessElectrolytic plating
2016	VP-177137-008-AP,EP	0.08	IMPORT	ElectrolessElectrolytic plating	Crystal oscillator
5050	VP-4545-010-AP	0.10	IMPORT	Electroless plating	SAW
3838	VP-3535-010-AP	0.10	IMPORT	Electroless plating	SAW
3030	VP-2525-010-AP	0.10	IMPORT	Electroless plating	SAW
	VP-2626-010-AP,EP	0.10	IMPORT	ElectrolessElectrolytic plating	SAW
	VP-3333-010-AP,EP	0.10	IMPORT	ElectrolessElectrolytic plating	SAW

Note    010 represents thickness- 0.10,008 represents thickness-0.08,the thickness of the material can be decided by customers

AP means Electroless plating or phosphorous, EP means electrolytic plating or without phosphorous