UL 5335 450°C Mica Glass Braid Wire for Vietnam and Indonesia — Oven and Furnace Bus Wiring Supply

UL 5335 450°C Mica Glass Braid Wire for Vietnam and Indonesia

UL 5335 is a mica tape insulated wire with a glass braid outer covering, rated 450°C and 600V AC under UL AWM Style 5335, produced under UL Follow-Up Service File No. E333030. UL 5335 belongs to the same 450°C / 600V / glass braid construction family as UL 5107 — both styles use multiple layers of crystalline silicate mica tape as the primary insulation and a woven glass braid as the outer mechanical protection layer, and both carry the same 450°C continuous temperature rating and 600V AC voltage rating. The distinction between UL 5335 and UL 5107 lies in specific construction details within the mica tape layer — the number of mica tape wraps, the tape overlap ratio, the mica tape grade, or the braid construction specification — that a given equipment designer or UL inspector may specify for a particular furnace or oven application based on the equipment’s end-use certification requirement or the OEM’s qualified parts list.

In practice, UL 5335 and UL 5107 serve overlapping application spaces: both are used for heating element power lead connections and internal power bus wiring in industrial furnaces, kilns, and commercial ovens operating at temperatures above 200°C. The correct specification to use is determined by the equipment’s UL listing documentation, the OEM’s qualified component list, or the maintenance specification for the installed equipment — not by the end user making a substitution judgement between the two styles. Equipment designers and procurement engineers in Vietnam and Indonesia who specify UL 5335 have a specific reason for that specification in their engineering documentation, and CableApex supplies UL 5335 to exactly that specification under File No. E333030.

Vietnam’s industrial oven and commercial baking sector — concentrated in the Ho Chi Minh City metropolitan area and the southern industrial zones — and Indonesia’s large industrial furnace and heating equipment market represent the primary Southeast Asian markets for UL 5335 mica glass braid wire. Vietnamese procurement engineers and equipment maintenance managers refer to this product as dây lò nướng chịu nhiệt 450°C (450°C oven heat-resistant wire), while Indonesian industrial procurement describes it as kabel mica gulungan kaca tahan api (glass braid mica fire-resistant cable). CableApex exports UL 5335 factory-direct CIF Ho Chi Minh City and CIF Surabaya from Yangzhou.

Product Specifications — UL 5335

UL 5335 vs UL 5107 — When Specification Matters

Applications in Vietnam and Indonesia

Commercial and industrial baking oven heating element connections (Vietnam — Ho Chi Minh City food processing)

Vietnam’s food processing and commercial bakery sector — concentrated in Ho Chi Minh City and the industrial zones of Bình Dương and Long An provinces — operates a large installed base of commercial baking ovens, industrial tunnel ovens, and rotary rack ovens used in bread, cake, biscuit, and snack food production for both domestic consumption and export to regional markets. These ovens operate heating elements at sustained three-phase 380V / 400V power at oven chamber temperatures of 200–350°C, and the heating element power lead connections inside the oven heated zone — from the oven’s internal terminal block to the heating element terminal — are subject to the full combination of high circuit voltage and high ambient temperature that requires 450°C / 600V mica glass braid wire.

Vietnamese commercial baking equipment OEMs assembling ovens for the regional market and for the domestic Ho Chi Minh City food service sector specify UL 5335 for the internal element power lead connections inside the oven cavity — the dây lò nướng chịu nhiệt 450°C (450°C oven wire) that connects the heating element terminals to the oven’s internal power distribution terminal block. The glass braid outer covering of UL 5335 provides the mechanical protection required at the terminal connection points inside the oven enclosure, where the wire is handled during element replacement maintenance and where vibration from the oven’s fan and mechanical systems creates fatigue loading at the terminal connection points over the equipment service life.

Industrial drying oven element wiring (Vietnam — textile and food processing zones)

Vietnam’s textile manufacturing sector — in Bình Dương, Đồng Nai, and the Hà Nội industrial zone — and its food processing sector operate a large number of industrial drying ovens for fabric drying, food product drying, and powder coating cure. These industrial dryers and curing ovens operate continuously at chamber temperatures of 150–280°C with heating elements powered at three-phase 380V AC, creating the sustained high-temperature, high-voltage internal wiring condition that requires 450°C / 600V mica glass braid wire for the heating element connections inside the heated chamber.

Vietnamese industrial equipment maintenance contractors responsible for scheduled element replacement in these drying ovens specify UL 5335 for the replacement element wiring — ensuring that the replacement installation matches the original equipment wiring specification and maintains the oven’s UL listing compliance. The 10–15 working day lead time for UL 5335 from CableApex in Yangzhou to Ho Chi Minh City is compatible with planned maintenance shutdown scheduling in Vietnamese textile and food processing operations.

Multi-zone industrial furnace internal bus wiring (Indonesia — Bekasi, Karawang)

Indonesian industrial furnace manufacturers in Bekasi and Karawang assembling multi-zone box furnaces and continuous belt furnaces for heat treatment and sintering applications route a main power bus from the furnace’s external terminal cabinet into the heated chamber, with individual element connection taps distributed from the bus to each heating element group in the furnace zone. This internal bus wiring — carrying three-phase 380V at the full furnace installed power — must be rated for both the full 600V circuit voltage and the furnace operating temperature at the bus routing location inside the furnace insulation.

Indonesian furnace OEMs assembling multi-zone furnaces for the domestic metalworking market and for export to other ASEAN markets specify UL 5335 as kabel mica gulungan kaca tahan api for this internal bus wiring — the glass braid outer covering providing the mechanical protection required where the bus wiring is routed through ceramic conduit entries and along the furnace structural frame inside the heated zone. The glass braid of UL 5335 resists the abrasion and compression at conduit entries and routing clips inside the furnace structure over multiple thermal cycles, maintaining the bus wiring insulation integrity over the furnace’s full design service life.

Ceramic sanitary ware kiln element connections (Indonesia — Surabaya, East Java)

Indonesia’s ceramic manufacturing sector — producing sanitary ware, floor tiles, and technical ceramics in East Java industrial zones around Surabaya and Sidoarjo — operates periodic and tunnel kilns firing at 1,100–1,250°C chamber temperatures. The heating element power lead connections inside the kiln heated zone require UL 5335 mica glass braid wire for the internal wiring segment from the kiln’s main power bus to the individual element terminal connections mounted in the kiln side wall refractory.

Indonesian ceramic kiln maintenance operations in East Java procure UL 5335 for scheduled element replacement programmes — replacing the element wiring at the same maintenance interval as the heating elements themselves to ensure that the wiring insulation has not degraded to a point where it would shorten the service life of the new element installation. Factory-direct procurement from CableApex in Yangzhou eliminates the distributor margin typically applied to specialty mica wire in Indonesian electrical cable distribution, reducing the wire cost component of scheduled kiln maintenance operations.

Food sterilisation and pasteurisation equipment (Vietnam — Ho Chi Minh City food industry)

Vietnam’s expanding food processing industry in Ho Chi Minh City and the Mekong Delta region operates a significant number of continuous sterilisation and pasteurisation tunnels, retort ovens, and heat treatment equipment for canned food, packaged food, and dairy products. The heating zone internal wiring in these food processing ovens — where heating elements operating at three-phase 380V maintain the sterilisation temperature of 120–200°C inside the processing chamber — requires 450°C / 600V mica glass braid wire for the element connections to maintain both electrical safety and food safety compliance over the equipment’s service life in the high-humidity, high-temperature food processing environment.

Additional applications across Vietnam and Indonesia

• Industrial powder coating oven cure zone element connections — Vietnamese and Indonesian metal fabrication and furniture manufacturing
• Rubber vulcanisation press heated platen element wiring — Vietnamese and Indonesian rubber products manufacturing in export processing zones
• Plastic injection moulding barrel and nozzle heater band connections — Vietnamese and Indonesian plastic processing factories in Bình Dương and Bekasi
• Vacuum forming oven heating element connections — Vietnamese plastic packaging and thermoforming equipment
• Laboratory and industrial test oven internal element wiring — Vietnamese and Indonesian technical research and quality control facilities

Key Features

Ordering Information

Specify AWG, conductor type (nickel-plated recommended for sustained 450°C operation), and quantity. MOQ 500 m per AWG. Mixed AWG orders accepted. UL 5335 compliance documentation and RoHS Declaration supplied with every order. For 300V single-phase heating circuits at the same 450°C temperature class, see UL 5128. For flat-profile routing applications, see UL 5334. Sample from 10 m.

Why CableApex for Vietnam and Indonesia

CableApex manufactures UL 5335 mica glass braid wire under UL Follow-Up Service File No. E333030 in Yangzhou, China. Factory-direct export to Vietnam and Indonesia — CIF Ho Chi Minh City or CIF Surabaya, 10–14 day transit. Full UL compliance documentation for equipment OEM qualification and maintenance procurement. No distributor margin on factory-direct orders. Contact us within 24 hours.

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