pancake coil type, insulated copper tube :

Zhangjiagang G&X metal is a leader in copper tube manufacturing with various worldwide applications.

We pride ourselves in excellent quality products with competitive pricing and prompt delivery.

Our group of competent engineers develops and improves our products using specially design and

advanced equipment to meet the special needs to our clients. With a strong sales team, our marketing member easily serves our customers anywhere.

Specifications of pancake coil copper tube:

1) Grade : C1100,C1020, C1220, and other alloys
2) Outside Diameter: 3/16” 1/4” 5/16” 3/8” 1/2” 5/8” 3/4” 7/8”
3) Wall Thickness: 0.015” – 0.06”
4) Length: 30’ 50’ 100’ etc.

Type of pancake copper tube coil  
1) Pure copper tube coil
2) Oxygen free copper tube coil
3) Seamless phosphorus Deoxidized Copper Tube coil
4) Seamless Tough-Pitch (ETP) Copper Tubes

Features of pancake copper tube coil : 
1) Good electricity 
2)Heat conduction 
3) Good elongation 
4) Being extruded and processed well 
5) Good corrosion-resistance 
6)Climate-hardiness

Applications of pancake copper tube coil : 
1) Air Conditioning and Refrigeration Field Service
2) Heat Exchange use 
3) Connecting tube 
4) Distribution
5) Fire Protection, Solar, Fuel/Fuel Oil 
6) Natural Gas, Liquefied Petroleum (LP) Gas 
7) HVAC,Snow Melting, Drain, Waste, Vent Piping

Inside Cleaned Copper Tubes for refrigeration gas and capped at the both ends, with interior surface maximum permissible residue 0.038g/m²;

Phosphorus Deoxidized Soft Temper Copper Tube DHP(C12200, 99.9%Cu);

Dimension and Mechanical Properties acc. to ASTM B280, EN12735-1, AS1571, JIS H3300;

Insulation Properties

1) Polyethylene & PE type

Extruded and Closed cell white polyethylene with a white outside PE-protection layer;

Average Density: 33Kg/m³;

Heating Conduction at 0^{0≤0.033W/MK;}C

Working Temperature from -40⁰C until +120⁰C;

Vapor Resistance: μ>5000;

White external non toxic and resistance to external chemical agents and ultra-violate rays;

RoHS Certificate Approved;

2) Rubber Type

Extruded and Closed cell synthetic rubber with external protection;

Density:70-90 Kg/m³;

Thermal Conductivity: -20⁰C                 0⁰C               40⁰C

(W/(M.K))          0.031                 0.034             0.038

Working Temperature from -50^{00C (Flat Surface +850C);}C until +110

Reaction to fire: self-extinguishing GB8624B1(OXYGEN INDEX >34%),

Non-flammable;

Vapor Resistance: μ>4500;

Our Product & workshop & packing & shipment

 Our certificates

G&X's promise: 

As the word leading manufacturer and supplier, G&X metal makes“Service. Management. Craftsmanship." In our

commitment to deliver world class service, G&X's Quality Control Department not only promise to provide the best quality products, excellent customer services, fast and reliable deliveries, and reasonable prices; but also goes the extra step to provide environment conscious products that will improve lives.