Pre-Insert Nylon Thread Plastic Sleeve for Screw Spike

Pre-Insert Nylon Thread Plastic Sleeve for Screw Spike

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Min. Order:: 1 Piece/Pieces

Min. Order:: 1 Piece/Pieces

Transportation:: Ocean, Land, Air, Express

Port:: Shanghai

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Basic Info

Place of Origin:	China
Productivity:	20,000each per day
Supply Ability:	20,000each per day
Payment Type:	L/C,T/T,D/P
Incoterm:	FOB,CFR,CIF,EXW,FCA,CIP,DDP,DDU,Express Delivery
Certificate:	ISO4001/ISO9001/ISO45001
Transportation:	Ocean,Land,Air,Express
Port:	Shanghai

Product Description

Pre-Insert Nylon Thread Plastic Sleeve is a counter party fastener for a screw spike or anchor bolt, and it is pre-imbedded into the concrete sleeper or wooden sleeper, installed together with screw spikes, guide plates and rail clips to fasten the rail tracks.

Main material of Pre-Insert Nylon Thread Plastic Sleeve

* PA66 : Nylon 66.69%, glass fiber 30%, other 1%

No.	Technique parameter	Unit	Technical requirement	Value
1	Density	g	1.3-1.45	1.45
2	Tensile strength	Mpa	≥170	178
3	Elongation	%	≤4.4	4.0
4	Bending Strength	Mpa	≥250	290
5	Impact Strength(No gap)	KJ/m2	≥80	85
6	Melting point	°C	250°C-270	270
7	Insulation resistance	Ω	≥1×108	5×108
8	Glass fiber content	%	30-35	35
9	Hardness	HRR	≥110	118

* HDPE

No.	Technique parameter	Unit	Technical requirement	Value
1	Density	g/	0.95-0.98	0.95
2	Tensile strength	Mpa	≥19	19
3	Elongation	%	>80	150
4	Melting point	°C	170-190	190
5	Insulation resistance	Ω	≥1×1010	3.5×1010
6	Hardness	A	≥98	98(A)

Railway Plastic Screw Dowel for Concrete Sleeper

Pre-Insert Nylon Thread Casting Plastic Sleeve for Rail Scew Spike

Railway Plastic Screw Dowel for Concrete Sleeper

Pre-Insert Nylon Thread Casting Plastic Sleeve for Rail Scew Spike

Railway Plastic Screw Dowel for Concrete Sleeper

We produce high quality of these bolts and supply both for imports and exports. We are CRCC certificated company.
Zhongbo Railway Fastening Company is a leading Chinese manufacturer of rail fastening and rail joint bar.

Zhongbo, as a specialized rail fastener manufacturer, provides a complete line of products, including rail fastening, anchor, rail joint, rail clip, rail screw, anchor bolt, rail clamp plate, rail fishplate, and fishplate bolt for connecting rail tracks.

We also make rail fastenings for crane rail and elevator guide rail, along with other related products. We manufacture according to GB/TB (Chinese national standards and railway standards), AREA, UIC, BS, DIN, ASTM, and AS standards.

Our products are mainly made through hot forging.

The threads of rail screw spikes are made by hot rolling with special threading machines.

We produce metric threads, BS, BSW, TR thread, or round threads.

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Pre-Insert Nylon Thread Plastic Sleeve , Plastic Sleeve for Screw Spike , Nylon Thread Plastic Sleeve