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Anti-UV, good heat resistance, low water absorption, Copper thickness compatible any gases: R22-R407C- R410A-R404A-R507C etc. - details see: https://www.machineto.com/insulation-copper-tubes-10208220

China Ningbo Jintian Copper Tube Co.,Ltd. is a wholly owned sub-company of Jintian Group, it is specialized in HVACR copper tubes, environmental protection copper water tubes and copper fittings.The main products are: LWC, Pancake Coils, ACR Straight Tubes, Capillary Tubes, Copper Water Tubes, Copper Fittings, insulated Copper Tubes and Plasic-coated Copper Tubes. Being of the top-class quality the products, Jintian Copper have been appraised as Name Brand Product of Ningbo City and Zhejing Province.

We have passed ISO9001, ISO14001, UPC,SGS and TUV etc.,these promise that the products we produced are always of the best quality

Insulated Copper Tubes

Item	Unit	Insulated Material
		B	C	D
Average density	g/cm2	0.028-0.038	0.025-0.044	0.023-0.038
Extensibility	kg/cm2	Above2.5	Above2.5	Above2.0
Mxa.temperature	c	80	100	120
Water absorbability	mg/cm2	Below0.1
Heat transfer variable	kcl/mxhxc	Below0.037
Contract of thickness	%	Below7
Fire-proofing test	ul-04	Pass

Specification	Copper Tube Outer diameter×thickness(mm)	Insulated Tube Inner diameter × thickness(mm)	Suitable for	Length(m)
1/4	6.35×0.75	Φ8(±0.5)×8(empaistic)	Centralized air conditioner	1--30
3/8	9.52×0.8	Φ12(±0.5)×8(empaistic)
1/2	12.70×0.8	Φ14(±0.5)×8(empaistic)
5/8	15.88×1.0	Φ18(±0.5)×9(empaistic)
3/4	19.05×1.0	Φ22(±0.5)×9(empaistic)
7/8	22.22×1.2	Φ25(±0.5)×10(empaistic)
1	25.40×1.2	Φ28(±0.5)×10(empaistic)
1-1/8	28.58×1.2	Φ32(±0.5)×10(empaistic)
1-1/4	31.75×1.5	Φ35(±0.5)×10(empaistic)
1-1/2	38.10×1.5	Φ42(±0.5)×10(empaistic)

Specification	Copper Tube Outer diameter×thickness(mm) d2×t2/d1×t1	Insulated Tube Inner diameter (mm)	Suitable for	Length(m)
1/4×3/8	6.35×0.75/9.52×0.8	Φ8(±0.5)/Φ12(±0.5)	1HP	1--30
1/4×1/2	6.35×0.8/12.7×0.8	Φ8(±0.5)/Φ14(±0.5)	1.5HP	1--30
1/4×5/8	6.35×0.8/15.88×1.0	Φ8(±0.5)/Φ18(±0.5)	2HP	1--20
3/8×5/8	9.52×0.8/15.88×1.0	Φ12(±0.5)/Φ18(±0.5)	3HP	1--20
3/8×3/4	9.52×0.8/19.05×1.0	Φ12(±0.5)/Φ22(±1)	4HP	1--15
1/2×3/4	12.7×0.8/19.05×1.0	Φ12(±0.5)/Φ22(±1)	5HP	1--15
note:1.We accept making of customized tube(Max.length=50m)
2.The size of the outer diameter and the thickness can be customized with special orders
3.Insulated tube can be make with black rubber material
4.The two ends of tubes can be covered with copper head
5.These are common sizes which the company is making,and unusaal sizes with special requirement can be tailor-made against order.